diff --git a/backend/src/ee/routes/v1/external-kms-router.ts b/backend/src/ee/routes/v1/external-kms-router.ts
index 233edd968..39cd6d878 100644
--- a/backend/src/ee/routes/v1/external-kms-router.ts
+++ b/backend/src/ee/routes/v1/external-kms-router.ts
@@ -1,6 +1,7 @@
 import { z } from "zod";
 
 import { ExternalKmsSchema, KmsKeysSchema } from "@app/db/schemas";
+import { EventType } from "@app/ee/services/audit-log/audit-log-types";
 import {
   ExternalKmsAwsSchema,
   ExternalKmsInputSchema,
@@ -56,7 +57,7 @@ export const registerExternalKmsRouter = async (server: FastifyZodProvider) => {
     },
     schema: {
       body: z.object({
-        slug: z.string().min(1).trim().toLowerCase().optional(),
+        slug: z.string().min(1).trim().toLowerCase(),
         description: z.string().min(1).trim().optional(),
         provider: ExternalKmsInputSchema
       }),
@@ -77,6 +78,21 @@ export const registerExternalKmsRouter = async (server: FastifyZodProvider) => {
         provider: req.body.provider,
         description: req.body.description
       });
+
+      await server.services.auditLog.createAuditLog({
+        ...req.auditLogInfo,
+        orgId: req.permission.orgId,
+        event: {
+          type: EventType.CREATE_KMS,
+          metadata: {
+            kmsId: externalKms.id,
+            provider: req.body.provider.type,
+            slug: req.body.slug,
+            description: req.body.description
+          }
+        }
+      });
+
       return { externalKms };
     }
   });
@@ -114,6 +130,21 @@ export const registerExternalKmsRouter = async (server: FastifyZodProvider) => {
         description: req.body.description,
         id: req.params.id
       });
+
+      await server.services.auditLog.createAuditLog({
+        ...req.auditLogInfo,
+        orgId: req.permission.orgId,
+        event: {
+          type: EventType.UPDATE_KMS,
+          metadata: {
+            kmsId: externalKms.id,
+            provider: req.body.provider.type,
+            slug: req.body.slug,
+            description: req.body.description
+          }
+        }
+      });
+
       return { externalKms };
     }
   });
@@ -143,6 +174,19 @@ export const registerExternalKmsRouter = async (server: FastifyZodProvider) => {
         actorOrgId: req.permission.orgId,
         id: req.params.id
       });
+
+      await server.services.auditLog.createAuditLog({
+        ...req.auditLogInfo,
+        orgId: req.permission.orgId,
+        event: {
+          type: EventType.DELETE_KMS,
+          metadata: {
+            kmsId: externalKms.id,
+            slug: externalKms.slug
+          }
+        }
+      });
+
       return { externalKms };
     }
   });
@@ -172,6 +216,19 @@ export const registerExternalKmsRouter = async (server: FastifyZodProvider) => {
         actorOrgId: req.permission.orgId,
         id: req.params.id
       });
+
+      await server.services.auditLog.createAuditLog({
+        ...req.auditLogInfo,
+        orgId: req.permission.orgId,
+        event: {
+          type: EventType.GET_KMS,
+          metadata: {
+            kmsId: externalKms.id,
+            slug: externalKms.slug
+          }
+        }
+      });
+
       return { externalKms };
     }
   });
diff --git a/backend/src/ee/services/audit-log/audit-log-types.ts b/backend/src/ee/services/audit-log/audit-log-types.ts
index 5dedead70..cfe671392 100644
--- a/backend/src/ee/services/audit-log/audit-log-types.ts
+++ b/backend/src/ee/services/audit-log/audit-log-types.ts
@@ -139,7 +139,11 @@ export enum EventType {
   GET_CERT = "get-cert",
   DELETE_CERT = "delete-cert",
   REVOKE_CERT = "revoke-cert",
-  GET_CERT_BODY = "get-cert-body"
+  GET_CERT_BODY = "get-cert-body",
+  CREATE_KMS = "create-kms",
+  UPDATE_KMS = "update-kms",
+  DELETE_KMS = "delete-kms",
+  GET_KMS = "get-kms"
 }
 
 interface UserActorMetadata {
@@ -1172,6 +1176,42 @@ interface GetCertBody {
   };
 }
 
+interface CreateKmsEvent {
+  type: EventType.CREATE_KMS;
+  metadata: {
+    kmsId: string;
+    provider: string;
+    slug: string;
+    description?: string;
+  };
+}
+
+interface DeleteKmsEvent {
+  type: EventType.DELETE_KMS;
+  metadata: {
+    kmsId: string;
+    slug: string;
+  };
+}
+
+interface UpdateKmsEvent {
+  type: EventType.UPDATE_KMS;
+  metadata: {
+    kmsId: string;
+    provider: string;
+    slug?: string;
+    description?: string;
+  };
+}
+
+interface GetKmsEvent {
+  type: EventType.GET_KMS;
+  metadata: {
+    kmsId: string;
+    slug: string;
+  };
+}
+
 export type Event =
   | GetSecretsEvent
   | GetSecretEvent
@@ -1273,4 +1313,8 @@ export type Event =
   | GetCert
   | DeleteCert
   | RevokeCert
-  | GetCertBody;
+  | GetCertBody
+  | CreateKmsEvent
+  | UpdateKmsEvent
+  | DeleteKmsEvent
+  | GetKmsEvent;