diff --git a/api/v1alpha1/etcdcluster_types.go b/api/v1alpha1/etcdcluster_types.go
index 310f793..b85df60 100644
--- a/api/v1alpha1/etcdcluster_types.go
+++ b/api/v1alpha1/etcdcluster_types.go
@@ -23,6 +23,18 @@ import (
 // EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
 // NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
 
+type MemberSecrets struct {
+	PeerSecret   string `json:"peerSecret"`
+	ServerSecret string `json:"serverSecret"`
+}
+
+// TLSCertificate defines the certificate issued by the certificate provider
+type TLSCertificate struct {
+	Member         MemberSecrets `json:"member"`
+	OperatorSecret string        `json:"operatorSecret"`
+	Provider       string        `json:"provider"`
+}
+
 // EtcdClusterSpec defines the desired state of EtcdCluster.
 type EtcdClusterSpec struct {
 	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
@@ -31,7 +43,8 @@ type EtcdClusterSpec struct {
 	// Size is the expected size of the etcd cluster.
 	Size int `json:"size"`
 	// Version is the expected version of the etcd container image.
-	Version string `json:"version"`
+	Version string          `json:"version"`
+	TLS     *TLSCertificate `json:"tls,omitempty"`
 }
 
 // EtcdClusterStatus defines the observed state of EtcdCluster.
diff --git a/cmd/main.go b/cmd/main.go
index 7a1c99a..410f774 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -25,6 +25,7 @@ import (
 	// to ensure that exec-entrypoint and run can make use of them.
 	_ "k8s.io/client-go/plugin/pkg/client/auth"
 
+	certv1 "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	clientgoscheme "k8s.io/client-go/kubernetes/scheme"
@@ -37,7 +38,6 @@ import (
 
 	operatorv1alpha1 "go.etcd.io/etcd-operator/api/v1alpha1"
 	"go.etcd.io/etcd-operator/internal/controller"
-	// +kubebuilder:scaffold:imports
 )
 
 var (
@@ -49,6 +49,8 @@ func init() {
 	utilruntime.Must(clientgoscheme.AddToScheme(scheme))
 
 	utilruntime.Must(operatorv1alpha1.AddToScheme(scheme))
+
+	utilruntime.Must(certv1.AddToScheme(scheme))
 	// +kubebuilder:scaffold:scheme
 }
 
diff --git a/config/certmanager/cert-manager_issuer.yaml b/config/certmanager/cert-manager_issuer.yaml
new file mode 100644
index 0000000..8120e82
--- /dev/null
+++ b/config/certmanager/cert-manager_issuer.yaml
@@ -0,0 +1,6 @@
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: selfsigned
+spec:
+  selfSigned: {}
diff --git a/config/certmanager/kustomization.yaml b/config/certmanager/kustomization.yaml
new file mode 100644
index 0000000..bcae5e9
--- /dev/null
+++ b/config/certmanager/kustomization.yaml
@@ -0,0 +1,2 @@
+resources:
+- cert-manager_issuer.yaml
diff --git a/config/crd/bases/operator.etcd.io_etcdclusters.yaml b/config/crd/bases/operator.etcd.io_etcdclusters.yaml
index 0cb092a..3a965eb 100644
--- a/config/crd/bases/operator.etcd.io_etcdclusters.yaml
+++ b/config/crd/bases/operator.etcd.io_etcdclusters.yaml
@@ -42,6 +42,29 @@ spec:
               size:
                 description: Size is the expected size of the etcd cluster.
                 type: integer
+              tls:
+                description: TLSCertificate defines the certificate issued by the
+                  certificate provider
+                properties:
+                  member:
+                    properties:
+                      peerSecret:
+                        type: string
+                      serverSecret:
+                        type: string
+                    required:
+                    - peerSecret
+                    - serverSecret
+                    type: object
+                  operatorSecret:
+                    type: string
+                  provider:
+                    type: string
+                required:
+                - member
+                - operatorSecret
+                - provider
+                type: object
               version:
                 description: Version is the expected version of the etcd container
                   image.
diff --git a/config/default/kustomization.yaml b/config/default/kustomization.yaml
index 792ef45..ba0bbc1 100644
--- a/config/default/kustomization.yaml
+++ b/config/default/kustomization.yaml
@@ -22,7 +22,7 @@ resources:
 # crd/kustomization.yaml
 #- ../webhook
 # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. 'WEBHOOK' components are required.
-#- ../certmanager
+- ../certmanager
 # [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'.
 #- ../prometheus
 # [METRICS] Expose the controller manager metrics service.
diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml
index 5c5f0b8..9552d5d 100644
--- a/config/manager/kustomization.yaml
+++ b/config/manager/kustomization.yaml
@@ -1,2 +1,3 @@
 resources:
 - manager.yaml
+apiVersion: kustomize.config.k8s.io/v1beta1
diff --git a/config/rbac/role.yaml b/config/rbac/role.yaml
index 19c79fd..d664b24 100644
--- a/config/rbac/role.yaml
+++ b/config/rbac/role.yaml
@@ -39,6 +39,17 @@ rules:
   - patch
   - update
   - watch
+- apiGroups:
+  - cert-manager.io
+  resources:
+  - certificates
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - update
+  - watch
 - apiGroups:
   - operator.etcd.io
   resources:
diff --git a/config/samples/etcd-client-cert.yaml b/config/samples/etcd-client-cert.yaml
new file mode 100644
index 0000000..4eb5527
--- /dev/null
+++ b/config/samples/etcd-client-cert.yaml
@@ -0,0 +1,11 @@
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: etcd-client-certificate
+spec:
+  secretName: etcd-client-tls
+  dnsNames:
+    - etcd.etcd-operator-system
+  issuerRef:
+    name: etcd-operator-selfsigned
+    kind: ClusterIssuer
diff --git a/config/samples/etcd-peer-cert.yaml b/config/samples/etcd-peer-cert.yaml
new file mode 100644
index 0000000..5115653
--- /dev/null
+++ b/config/samples/etcd-peer-cert.yaml
@@ -0,0 +1,11 @@
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: etcd-peer-certificate
+spec:
+  secretName: etcd-peer-tls
+  dnsNames:
+    - etcd.etcd-operator-system
+  issuerRef:
+    name: etcd-operator-selfsigned
+    kind: ClusterIssuer
diff --git a/config/samples/etcd-server-cert.yaml b/config/samples/etcd-server-cert.yaml
new file mode 100644
index 0000000..9bbdd1a
--- /dev/null
+++ b/config/samples/etcd-server-cert.yaml
@@ -0,0 +1,11 @@
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: etcd-server-certificate
+spec:
+  secretName: etcd-server-tls
+  dnsNames:
+    - etcd.etcd-operator-system
+  issuerRef:
+    name: etcd-operator-selfsigned
+    kind: ClusterIssuer
diff --git a/config/samples/operator_v1alpha1_etcdcluster.yaml b/config/samples/operator_v1alpha1_etcdcluster.yaml
index ea4d3bf..081c17c 100644
--- a/config/samples/operator_v1alpha1_etcdcluster.yaml
+++ b/config/samples/operator_v1alpha1_etcdcluster.yaml
@@ -7,3 +7,12 @@ metadata:
   name: etcdcluster-sample
 spec:
   # TODO(user): Add fields here
+  size: 4
+  version: "3.5.17"
+  tls:
+    member:
+      peerSecret: etcd-peer-tls
+      serverSecret: etcd-server-tls
+    operatorSecret: etcd-client-tls
+    provider: cert-manager
+
diff --git a/go.mod b/go.mod
index bd5df94..53abf6e 100644
--- a/go.mod
+++ b/go.mod
@@ -5,6 +5,7 @@ toolchain go1.23.5
 go 1.23.0
 
 require (
+	github.com/cert-manager/cert-manager v1.16.2
 	github.com/go-logr/logr v1.4.2
 	github.com/onsi/ginkgo/v2 v2.22.2
 	github.com/onsi/gomega v1.36.2
@@ -25,7 +26,7 @@ require (
 require (
 	cel.dev/expr v0.18.0 // indirect
 	github.com/antlr4-go/antlr/v4 v4.13.0 // indirect
-	github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a // indirect
+	github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/blang/semver/v4 v4.0.0 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
@@ -34,7 +35,7 @@ require (
 	github.com/coreos/go-systemd/v22 v22.5.0 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
-	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
+	github.com/emicklei/go-restful/v3 v3.12.1 // indirect
 	github.com/evanphx/json-patch/v5 v5.9.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
@@ -42,7 +43,7 @@ require (
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-logr/zapr v1.3.0 // indirect
 	github.com/go-openapi/jsonpointer v0.21.0 // indirect
-	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/jsonreference v0.21.0 // indirect
 	github.com/go-openapi/swag v0.23.0 // indirect
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
@@ -55,7 +56,7 @@ require (
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/pprof v0.0.0-20241210010833-40e02aabc2ad // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	github.com/gorilla/websocket v1.5.0 // indirect
+	github.com/gorilla/websocket v1.5.1 // indirect
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
 	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
@@ -64,13 +65,14 @@ require (
 	github.com/jonboulle/clockwork v0.4.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/compress v1.17.9 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
-	github.com/prometheus/client_golang v1.19.1 // indirect
+	github.com/prometheus/client_golang v1.20.4 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
 	github.com/prometheus/common v0.55.0 // indirect
 	github.com/prometheus/procfs v0.15.1 // indirect
@@ -86,14 +88,14 @@ require (
 	go.etcd.io/etcd/client/v2 v2.305.17 // indirect
 	go.etcd.io/etcd/pkg/v3 v3.5.17 // indirect
 	go.etcd.io/etcd/raft/v3 v3.5.17 // indirect
-	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.53.0 // indirect
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0 // indirect
-	go.opentelemetry.io/otel v1.28.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.54.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.54.0 // indirect
+	go.opentelemetry.io/otel v1.29.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0 // indirect
-	go.opentelemetry.io/otel/metric v1.28.0 // indirect
+	go.opentelemetry.io/otel/metric v1.29.0 // indirect
 	go.opentelemetry.io/otel/sdk v1.28.0 // indirect
-	go.opentelemetry.io/otel/trace v1.28.0 // indirect
+	go.opentelemetry.io/otel/trace v1.29.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.3.1 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/crypto v0.31.0 // indirect
@@ -108,9 +110,9 @@ require (
 	golang.org/x/tools v0.28.0 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
 	google.golang.org/genproto v0.0.0-20240123012728-ef4313101c80 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240826202546-f6391c0de4c7 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240826202546-f6391c0de4c7 // indirect
-	google.golang.org/grpc v1.65.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20240827150818-7e3bb234dfed // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 // indirect
+	google.golang.org/grpc v1.66.2 // indirect
 	google.golang.org/protobuf v1.36.1 // indirect
 	gopkg.in/evanphx/json-patch.v4 v4.12.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
@@ -121,6 +123,7 @@ require (
 	k8s.io/component-base v0.32.0 // indirect
 	k8s.io/kube-openapi v0.0.0-20241105132330-32ad38e42d3f // indirect
 	sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.31.0 // indirect
+	sigs.k8s.io/gateway-api v1.1.0 // indirect
 	sigs.k8s.io/json v0.0.0-20241010143419-9aa6b5e7a4b3 // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.2 // indirect
 	sigs.k8s.io/yaml v1.4.0 // indirect
diff --git a/go.sum b/go.sum
index 4bc0d89..510e2e4 100644
--- a/go.sum
+++ b/go.sum
@@ -6,8 +6,8 @@ github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/antlr4-go/antlr/v4 v4.13.0 h1:lxCg3LAv+EUK6t1i0y1V6/SLeUi0eKEKdhQAlS8TVTI=
 github.com/antlr4-go/antlr/v4 v4.13.0/go.mod h1:pfChB/xh/Unjila75QW7+VU4TSnWnnk9UTnmpPaOR2g=
-github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a h1:idn718Q4B6AGu/h5Sxe66HYVdqdGu2l9Iebqhi/AEoA=
-github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
+github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 h1:DklsrG3dyBCFEj5IhUbnKptjxatkF07cF2ak3yi77so=
+github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2/go.mod h1:WaHUgvxTVq04UNunO+XhnAqY/wQc+bxr74GqbsZ/Jqw=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/blang/semver/v4 v4.0.0 h1:1PFHFE6yCCTv8C1TeyNNarDzntLi7wMI5i/pzqYIsAM=
@@ -15,6 +15,8 @@ github.com/blang/semver/v4 v4.0.0/go.mod h1:IbckMUScFkM3pff0VJDNKRiT6TG/YpiHIM2y
 github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=
 github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/cert-manager/cert-manager v1.16.2 h1:c9UU2E+8XWGruyvC/mdpc1wuLddtgmNr8foKdP7a8Jg=
+github.com/cert-manager/cert-manager v1.16.2/go.mod h1:MfLVTL45hFZsqmaT1O0+b2ugaNNQQZttSFV9hASHUb0=
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
 github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
@@ -26,21 +28,20 @@ github.com/coreos/go-semver v0.3.1/go.mod h1:irMmmIw/7yzSRPWryHsK7EYSg09caPQL03V
 github.com/coreos/go-systemd/v22 v22.5.0 h1:RrqgGjYQKalulkV8NGVIfkXQf6YYmOyiJKk8iXXhfZs=
 github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
-github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
-github.com/emicklei/go-restful/v3 v3.11.0 h1:rAQeMHw1c7zTmncogyy8VvRZwtkmkZ4FxERmMY4rD+g=
-github.com/emicklei/go-restful/v3 v3.11.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc=
+github.com/emicklei/go-restful/v3 v3.12.1 h1:PJMDIM/ak7btuL8Ex0iYET9hxM3CI2sjZtzpL63nKAU=
+github.com/emicklei/go-restful/v3 v3.12.1/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
-github.com/evanphx/json-patch v0.5.2 h1:xVCHIVMUu1wtM/VkR9jVZ45N3FhZfYMMYGorLCR8P3k=
-github.com/evanphx/json-patch v0.5.2/go.mod h1:ZWS5hhDbVDyob71nXKNL0+PWn6ToqBHMikGIFbs31qQ=
+github.com/evanphx/json-patch v5.9.0+incompatible h1:fBXyNpNMuTTDdquAq/uisOr2lShz4oaXpDTX2bLe7ls=
+github.com/evanphx/json-patch v5.9.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
 github.com/evanphx/json-patch/v5 v5.9.0 h1:kcBlZQbplgElYIlo/n1hJbls2z/1awpXxpRi0/FOJfg=
 github.com/evanphx/json-patch/v5 v5.9.0/go.mod h1:VNkHZ/282BpEyt/tObQO8s5CMPmYYq14uClGH4abBuQ=
 github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
@@ -59,12 +60,10 @@ github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-logr/zapr v1.3.0 h1:XGdV8XW8zdwFiwOA2Dryh1gj2KRQyOOoNmBy4EplIcQ=
 github.com/go-logr/zapr v1.3.0/go.mod h1:YKepepNBd1u/oyhd/yQmtjVXmm9uML4IXUgMOwR8/Gg=
-github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs=
 github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ=
 github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kOkAPDdXEYns6fzUY=
-github.com/go-openapi/jsonreference v0.20.2 h1:3sVjiK66+uXK/6oQ8xgcRKcFgQ5KXa2KvnJRumpMGbE=
-github.com/go-openapi/jsonreference v0.20.2/go.mod h1:Bl1zwGIM8/wsvqjsOQLJ/SH+En5Ap4rVB5KVcIDZG2k=
-github.com/go-openapi/swag v0.22.3/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14=
+github.com/go-openapi/jsonreference v0.21.0 h1:Rs+Y7hSXT83Jacb7kFyjn4ijOuVGSvOdF2+tg1TRrwQ=
+github.com/go-openapi/jsonreference v0.21.0/go.mod h1:LmZmgsrTkVg9LG4EaHeY8cBDslNPMo06cago5JNLkm4=
 github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE=
 github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
@@ -102,8 +101,8 @@ github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
-github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
+github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
 github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 h1:+9834+KizmvFV7pXQGSXQTsaWhq2GjuNUt0aUU0YBYw=
 github.com/grpc-ecosystem/go-grpc-middleware v1.3.0/go.mod h1:z0ButlSOZa5vEBq9m2m2hlwIgKw+rp3sdCBRoJY+30Y=
 github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 h1:Ovs26xHkKqVztRpIrF/92BcuyuQ/YW4NSIpoGtfXNho=
@@ -122,15 +121,16 @@ github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnr
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA=
+github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
-github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
-github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
+github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
@@ -151,8 +151,8 @@ github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/prometheus/client_golang v1.19.1 h1:wZWJDwK+NameRJuPGDhlnFgx8e8HN3XHQeLaYJFJBOE=
-github.com/prometheus/client_golang v1.19.1/go.mod h1:mP78NwGzrVks5S2H6ab8+ZZGJLZUq1hoULYBAYBw1Ho=
+github.com/prometheus/client_golang v1.20.4 h1:Tgh3Yr67PaOv/uTqloMsCEdeuFTatm5zIq5+qNN23vI=
+github.com/prometheus/client_golang v1.20.4/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E=
 github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY=
@@ -213,22 +213,22 @@ go.etcd.io/etcd/raft/v3 v3.5.17 h1:wHPW/b1oFBw/+HjDAQ9vfr17OIInejTIsmwMZpK1dNo=
 go.etcd.io/etcd/raft/v3 v3.5.17/go.mod h1:uapEfOMPaJ45CqBYIraLO5+fqyIY2d57nFfxzFwy4D4=
 go.etcd.io/etcd/server/v3 v3.5.17 h1:xykBwLZk9IdDsB8z8rMdCCPRvhrG+fwvARaGA0TRiyc=
 go.etcd.io/etcd/server/v3 v3.5.17/go.mod h1:40sqgtGt6ZJNKm8nk8x6LexZakPu+NDl/DCgZTZ69Cc=
-go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.53.0 h1:9G6E0TXzGFVfTnawRzrPl83iHOAV7L8NJiR8RSGYV1g=
-go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.53.0/go.mod h1:azvtTADFQJA8mX80jIH/akaE7h+dbm/sVuaHqN13w74=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0 h1:4K4tsIXefpVJtvA/8srF4V4y0akAoPHkIslgAkjixJA=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0/go.mod h1:jjdQuTGVsXV4vSs+CJ2qYDeDPf9yIJV23qlIzBm73Vg=
-go.opentelemetry.io/otel v1.28.0 h1:/SqNcYk+idO0CxKEUOtKQClMK/MimZihKYMruSMViUo=
-go.opentelemetry.io/otel v1.28.0/go.mod h1:q68ijF8Fc8CnMHKyzqL6akLO46ePnjkgfIMIjUIX9z4=
+go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.54.0 h1:r6I7RJCN86bpD/FQwedZ0vSixDpwuWREjW9oRMsmqDc=
+go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.54.0/go.mod h1:B9yO6b04uB80CzjedvewuqDhxJxi11s7/GtiGa8bAjI=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.54.0 h1:TT4fX+nBOA/+LUkobKGW1ydGcn+G3vRw9+g5HwCphpk=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.54.0/go.mod h1:L7UH0GbB0p47T4Rri3uHjbpCFYrVrwc1I25QhNPiGK8=
+go.opentelemetry.io/otel v1.29.0 h1:PdomN/Al4q/lN6iBJEN3AwPvUiHPMlt93c8bqTG5Llw=
+go.opentelemetry.io/otel v1.29.0/go.mod h1:N/WtXPs1CNCUEx+Agz5uouwCba+i+bJGFicT8SR4NP8=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0 h1:3Q/xZUyC1BBkualc9ROb4G8qkH90LXEIICcs5zv1OYY=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.28.0/go.mod h1:s75jGIWA9OfCMzF0xr+ZgfrB5FEbbV7UuYo32ahUiFI=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0 h1:qFffATk0X+HD+f1Z8lswGiOQYKHRlzfmdJm0wEaVrFA=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0/go.mod h1:MOiCmryaYtc+V0Ei+Tx9o5S1ZjA7kzLucuVuyzBZloQ=
-go.opentelemetry.io/otel/metric v1.28.0 h1:f0HGvSl1KRAU1DLgLGFjrwVyismPlnuU6JD6bOeuA5Q=
-go.opentelemetry.io/otel/metric v1.28.0/go.mod h1:Fb1eVBFZmLVTMb6PPohq3TO9IIhUisDsbJoL/+uQW4s=
+go.opentelemetry.io/otel/metric v1.29.0 h1:vPf/HFWTNkPu1aYeIsc98l4ktOQaL6LeSoeV2g+8YLc=
+go.opentelemetry.io/otel/metric v1.29.0/go.mod h1:auu/QWieFVWx+DmQOUMgj0F8LHWdgalxXqvp7BII/W8=
 go.opentelemetry.io/otel/sdk v1.28.0 h1:b9d7hIry8yZsgtbmM0DKyPWMMUMlK9NEKuIG4aBqWyE=
 go.opentelemetry.io/otel/sdk v1.28.0/go.mod h1:oYj7ClPUA7Iw3m+r7GeEjz0qckQRJK2B8zjcZEfu7Pg=
-go.opentelemetry.io/otel/trace v1.28.0 h1:GhQ9cUuQGmNDd5BTCP2dAvv75RdMxEfTmYejp+lkx9g=
-go.opentelemetry.io/otel/trace v1.28.0/go.mod h1:jPyXzNPg6da9+38HEwElrQiHlVMTnVfM3/yv2OlIHaI=
+go.opentelemetry.io/otel/trace v1.29.0 h1:J/8ZNK4XgR7a21DZUAsbF8pZ5Jcw1VhACmnYt39JTi4=
+go.opentelemetry.io/otel/trace v1.29.0/go.mod h1:eHl3w0sp3paPkYstJOmAimxhiFXPg+MMTlEh3nsQgWQ=
 go.opentelemetry.io/proto/otlp v1.3.1 h1:TrMUixzpM0yuc/znrFTP9MMRh8trP93mkCiDVeXrui0=
 go.opentelemetry.io/proto/otlp v1.3.1/go.mod h1:0X1WI4de4ZsLrrJNLAQbFeLCm3T7yBkR0XqQ7niQU+8=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
@@ -326,18 +326,18 @@ google.golang.org/genproto v0.0.0-20200423170343-7949de9c1215/go.mod h1:55QSHmfG
 google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20240123012728-ef4313101c80 h1:KAeGQVN3M9nD0/bQXnr/ClcEMJ968gUXJQ9pwfSynuQ=
 google.golang.org/genproto v0.0.0-20240123012728-ef4313101c80/go.mod h1:cc8bqMqtv9gMOr0zHg2Vzff5ULhhL2IXP4sbcn32Dro=
-google.golang.org/genproto/googleapis/api v0.0.0-20240826202546-f6391c0de4c7 h1:YcyjlL1PRr2Q17/I0dPk2JmYS5CDXfcdb2Z3YRioEbw=
-google.golang.org/genproto/googleapis/api v0.0.0-20240826202546-f6391c0de4c7/go.mod h1:OCdP9MfskevB/rbYvHTsXTtKC+3bHWajPdoKgjcYkfo=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240826202546-f6391c0de4c7 h1:2035KHhUv+EpyB+hWgJnaWKJOdX1E95w2S8Rr4uWKTs=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240826202546-f6391c0de4c7/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
+google.golang.org/genproto/googleapis/api v0.0.0-20240827150818-7e3bb234dfed h1:3RgNmBoI9MZhsj3QxC+AP/qQhNwpCLOvYDYYsFrhFt0=
+google.golang.org/genproto/googleapis/api v0.0.0-20240827150818-7e3bb234dfed/go.mod h1:OCdP9MfskevB/rbYvHTsXTtKC+3bHWajPdoKgjcYkfo=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 h1:pPJltXNxVzT4pK9yD8vR9X75DaWYYmLGMsEvBfFQZzQ=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
 google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
-google.golang.org/grpc v1.65.0 h1:bs/cUb4lp1G5iImFFd3u5ixQzweKizoZJAwBNLR42lc=
-google.golang.org/grpc v1.65.0/go.mod h1:WgYC2ypjlB0EiQi6wdKixMqukr6lBc0Vo+oOgjrM5ZQ=
+google.golang.org/grpc v1.66.2 h1:3QdXkuq3Bkh7w+ywLdLvM56cmGvQHUMZpiCzt6Rqaoo=
+google.golang.org/grpc v1.66.2/go.mod h1:s3/l6xSSCURdVfAnL+TqCNMyTDAGN6+lZeVxnZR128Y=
 google.golang.org/protobuf v1.36.1 h1:yBPeRvTftaleIgM3PZ/WBIZ7XM/eEYAaEyCwvyjq/gk=
 google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -378,6 +378,8 @@ sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.31.0 h1:CPT0ExVicCzcp
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.31.0/go.mod h1:Ve9uj1L+deCXFrPOk1LpFXqTg7LCFzFso6PA48q/XZw=
 sigs.k8s.io/controller-runtime v0.20.0 h1:jjkMo29xEXH+02Md9qaVXfEIaMESSpy3TBWPrsfQkQs=
 sigs.k8s.io/controller-runtime v0.20.0/go.mod h1:BrP3w158MwvB3ZbNpaAcIKkHQ7YGpYnzpoSTZ8E14WU=
+sigs.k8s.io/gateway-api v1.1.0 h1:DsLDXCi6jR+Xz8/xd0Z1PYl2Pn0TyaFMOPPZIj4inDM=
+sigs.k8s.io/gateway-api v1.1.0/go.mod h1:ZH4lHrL2sDi0FHZ9jjneb8kKnGzFWyrTya35sWUTrRs=
 sigs.k8s.io/json v0.0.0-20241010143419-9aa6b5e7a4b3 h1:/Rv+M11QRah1itp8VhT6HoVx1Ray9eB4DBr+K+/sCJ8=
 sigs.k8s.io/json v0.0.0-20241010143419-9aa6b5e7a4b3/go.mod h1:18nIHnGi6636UCz6m8i4DhaJ65T6EruyzmoQqI2BVDo=
 sigs.k8s.io/structured-merge-diff/v4 v4.4.2 h1:MdmvkGuXi/8io6ixD5wud3vOLwc1rj0aNqRlpuvjmwA=
diff --git a/internal/certificate/certificate_utils.go b/internal/certificate/certificate_utils.go
new file mode 100644
index 0000000..204216d
--- /dev/null
+++ b/internal/certificate/certificate_utils.go
@@ -0,0 +1,152 @@
+package certificate
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"strings"
+
+	certv1 "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
+	cmmeta "github.com/cert-manager/cert-manager/pkg/apis/meta/v1"
+	k8serrors "k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	"sigs.k8s.io/controller-runtime/pkg/log"
+
+	ecv1alpha1 "go.etcd.io/etcd-operator/api/v1alpha1"
+)
+
+type NewCertificateManager struct {
+	Ctx         context.Context
+	Client      client.Client
+	Scheme      *runtime.Scheme
+	EtcdCluster *ecv1alpha1.EtcdCluster
+	CertProvider
+}
+
+type CertProvider interface {
+	CertManager
+}
+
+type CertManager interface {
+	GetCMCertificate()
+	CreateCMCertificate()
+}
+
+func (c *NewCertificateManager) GetCMCertificate(tlsCertName, namespace string) (*certv1.Certificate, error) {
+	foundCert := &certv1.Certificate{}
+
+	err := c.Client.Get(c.Ctx, client.ObjectKey{Name: tlsCertName, Namespace: namespace}, foundCert)
+	if err != nil {
+		return nil, err
+	}
+	return foundCert, nil
+}
+
+func (c *NewCertificateManager) CreateCMCertificate(tlsCertName string) (*certv1.Certificate, error) {
+	certificateResource := &certv1.Certificate{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      tlsCertName,
+			Namespace: c.EtcdCluster.Namespace,
+		},
+		Spec: certv1.CertificateSpec{
+			SecretName: tlsCertName,
+			DNSNames:   []string{fmt.Sprintf("%s-%d.%s.%s.svc.cluster.local", c.EtcdCluster.Name, c.EtcdCluster.Spec.Size, c.EtcdCluster.Name, c.EtcdCluster.Namespace)},
+			IssuerRef: cmmeta.ObjectReference{
+				Name: CMClusterIssuerName,
+				Kind: "ClusterIssuer",
+			},
+		},
+	}
+
+	err := c.Client.Create(c.Ctx, certificateResource)
+	if err != nil {
+		return nil, err
+	}
+	return certificateResource, nil
+}
+
+func setCertificateFuncs(c NewCertificateManager) (func(string, string) (*certv1.Certificate, error), func(string) (*certv1.Certificate, error), error) {
+	certProvider := c.EtcdCluster.Spec.TLS.Provider
+
+	switch certProvider {
+	case "cert-manager":
+		return c.GetCMCertificate, c.CreateCMCertificate, nil
+	default:
+		return nil, nil, errors.New("invalid certificate provider")
+
+	}
+}
+
+func ReconcileMemberCertificate(c NewCertificateManager) ([]interface{}, error) {
+	var certificates []interface{}
+	logger := log.FromContext(c.Ctx)
+
+	getCertFunc, createCertFunc, err := setCertificateFuncs(c)
+	if err != nil {
+		return nil, err
+	}
+
+	for members := 1; members <= c.EtcdCluster.Spec.Size; members++ {
+
+		clientCertName := strings.Join([]string{c.EtcdCluster.Name, c.EtcdCluster.Spec.TLS.OperatorSecret, fmt.Sprintf("%d", members)}, "-")
+		logger.Info("Starting reconciliation of Client Certificate", clientCertName, c.EtcdCluster.Namespace)
+		clientCert, clientCertErr := getCertFunc(clientCertName, c.EtcdCluster.Namespace)
+		if k8serrors.IsNotFound(clientCertErr) {
+			clientCert, clientCertErr = createCertFunc(clientCertName)
+			if clientCertErr != nil {
+				logger.Error(clientCertErr, "failed to create Client Certificate")
+			}
+		} else {
+			logger.Error(clientCertErr, "failed to get Client Certificate")
+		}
+
+		peerCertName := strings.Join([]string{c.EtcdCluster.Name, c.EtcdCluster.Spec.TLS.Member.PeerSecret, fmt.Sprintf("%d", members)}, "-")
+		logger.Info("Starting reconciliation of Peer Certificate", peerCertName, c.EtcdCluster.Namespace)
+		peerCert, peerCertErr := getCertFunc(peerCertName, c.EtcdCluster.Namespace)
+		if k8serrors.IsNotFound(peerCertErr) {
+			peerCert, peerCertErr = createCertFunc(peerCertName)
+			if peerCertErr != nil {
+				logger.Error(peerCertErr, "failed to create Peer Certificate")
+			}
+		} else {
+			logger.Error(clientCertErr, "failed to get Peer Certificate")
+		}
+
+		certificates = append(certificates, clientCert, peerCert)
+	}
+
+	for _, cert := range certificates {
+		if cert == nil {
+			return certificates, errors.New("failed to create one or more certificate")
+		}
+	}
+	return certificates, nil
+}
+
+func ReconcileServerCertificate(c NewCertificateManager) (interface{}, error) {
+	var serverCert interface{}
+	logger := log.FromContext(c.Ctx)
+
+	getCertFunc, createCertFunc, err := setCertificateFuncs(c)
+	if err != nil {
+		return nil, err
+	}
+
+	serverCertName := strings.Join([]string{c.EtcdCluster.Name, c.EtcdCluster.Spec.TLS.Member.ServerSecret}, "-")
+	logger.Info("Starting reconciliation of Server Certificate", serverCertName, c.EtcdCluster.Namespace)
+	_, serverCertErr := getCertFunc(serverCertName, c.EtcdCluster.Namespace)
+	if k8serrors.IsNotFound(serverCertErr) {
+		serverCert, serverCertErr = createCertFunc(serverCertName)
+		if serverCertErr != nil {
+			logger.Error(serverCertErr, "failed to create Server Certificate")
+			return nil, serverCertErr
+		}
+	} else {
+		logger.Error(serverCertErr, "failed to get Server Certificate")
+		return nil, serverCertErr
+	}
+
+	return serverCert, nil
+}
diff --git a/internal/certificate/constants.go b/internal/certificate/constants.go
new file mode 100644
index 0000000..8b4cca1
--- /dev/null
+++ b/internal/certificate/constants.go
@@ -0,0 +1,5 @@
+package certificate
+
+const (
+	CMClusterIssuerName = "etcd-operator-selfsigned"
+)
diff --git a/internal/controller/etcdcluster_controller.go b/internal/controller/etcdcluster_controller.go
index 56c8a7f..0adde91 100644
--- a/internal/controller/etcdcluster_controller.go
+++ b/internal/controller/etcdcluster_controller.go
@@ -21,6 +21,7 @@ import (
 	"fmt"
 	"time"
 
+	certv1 "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
 	appsv1 "k8s.io/api/apps/v1"
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/errors"
@@ -30,6 +31,8 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/log"
 
+	cmv1 "go.etcd.io/etcd-operator/internal/certificate"
+
 	ecv1alpha1 "go.etcd.io/etcd-operator/api/v1alpha1"
 	"go.etcd.io/etcd-operator/internal/etcdutils"
 	clientv3 "go.etcd.io/etcd/client/v3"
@@ -53,6 +56,7 @@ type EtcdClusterReconciler struct {
 // +kubebuilder:rbac:groups=core,resources=services,verbs=get;list;watch;create;update;patch;delete
 // +kubebuilder:rbac:groups=core,resources=configmaps,verbs=get;list;watch;create;update;patch;delete
 // +kubebuilder:rbac:groups="",resources=events,verbs=create;patch;get;list;update
+// +kubebuilder:rbac:groups="cert-manager.io",resources=certificates,verbs=create;get;list;update;delete;watch
 
 // Reconcile is part of the main kubernetes reconciliation loop which aims to
 // move the current state of the cluster closer to the desired state.
@@ -87,6 +91,24 @@ func (r *EtcdClusterReconciler) Reconcile(ctx context.Context, req ctrl.Request)
 
 	logger.Info("Reconciling EtcdCluster", "spec", etcdCluster.Spec)
 
+	etcdCertManager := cmv1.NewCertificateManager{Ctx: ctx, Client: r.Client, Scheme: r.Scheme, EtcdCluster: etcdCluster}
+	logger.Info("Reconciling EtcdCluster Server certificate", "tls", etcdCluster.Spec.TLS)
+	serverCertificate, err := cmv1.ReconcileServerCertificate(etcdCertManager)
+	if err != nil {
+		logger.Error(err, "failed to reconcile EtcdCluster Server certificate")
+	} else {
+		logger.Info("Successfully reconciled EtcdCluster Server certificate", "tls", serverCertificate)
+	}
+
+	// needs to be reconciled along with member creation
+	logger.Info("Reconciling EtcdCluster Member certificates", "tls", etcdCluster.Spec.TLS)
+	memberCertificates, err := cmv1.ReconcileMemberCertificate(etcdCertManager)
+	if err != nil {
+		logger.Error(err, "failed to reconcile EtcdCluster Member certificates")
+	} else {
+		logger.Info("Successfully reconciled EtcdCluster member certificates", "tls", memberCertificates)
+	}
+
 	// Get the statefulsets which has the same name as the EtcdCluster resource
 	sts, err := getStatefulSet(ctx, r.Client, etcdCluster.Name, etcdCluster.Namespace)
 	if err != nil {
@@ -259,5 +281,6 @@ func (r *EtcdClusterReconciler) SetupWithManager(mgr ctrl.Manager) error {
 		Owns(&appsv1.StatefulSet{}).
 		Owns(&corev1.Service{}).
 		Owns(&corev1.ConfigMap{}).
+		Owns(&certv1.Certificate{}).
 		Complete(r)
 }