diff --git a/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/ClientApiServiceImpl.scala b/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/ClientApiServiceImpl.scala
index fff3f3b7..36ec9543 100644
--- a/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/ClientApiServiceImpl.scala
+++ b/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/ClientApiServiceImpl.scala
@@ -473,8 +473,8 @@ final case class ClientApiServiceImpl(
 
   }
 
-  private def checkAuthorizationForRoles(roles: String, userIds: String, userId: UUID): Future[List[UUID]] = {
-    if (roles.contains(SECURITY_ROLE)) Future.successful(userId :: Nil)
+  private def checkAuthorizationForRoles(roles: String, userIds: String, requesterUserId: UUID): Future[List[UUID]] = {
+    if (roles.contains(SECURITY_ROLE)) Future.successful(requesterUserId :: Nil)
     else parseArrayParameters(userIds).traverse(_.toFutureUUID)
   }
 
diff --git a/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/UserApiServiceImpl.scala b/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/UserApiServiceImpl.scala
index c85a9eb6..72186806 100644
--- a/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/UserApiServiceImpl.scala
+++ b/src/main/scala/it/pagopa/interop/authorizationprocess/api/impl/UserApiServiceImpl.scala
@@ -13,11 +13,9 @@ import it.pagopa.interop.commons.jwt.{ADMIN_ROLE, SECURITY_ROLE, SUPPORT_ROLE, a
 import it.pagopa.interop.commons.logging.{CanLogContextFields, ContextFieldsToLog}
 import it.pagopa.interop.selfcare.v2.client.model.{Problem => _}
 import it.pagopa.interop.commons.utils.TypeConversions._
-import it.pagopa.interop.commons.utils.AkkaUtils._
 import it.pagopa.interop.authorizationprocess.common.Adapters._
 import it.pagopa.interop.commons.cqrs.service.ReadModelService
 import it.pagopa.interop.authorizationprocess.common.AuthorizationUtils._
-import it.pagopa.interop.authorizationprocess.error.AuthorizationProcessErrors._
 
 import scala.concurrent.{ExecutionContext, Future}
 
@@ -39,19 +37,12 @@ final case class UserApiServiceImpl(
     logger.info(operationLabel)
 
     val result: Future[Keys] = for {
-      clientUuid        <- clientId.toFutureUUID
-      requestedUserUuid <- getUidFutureUUID(contexts)
-      selfcareId        <- getSelfcareIdFutureUUID(contexts)
-      client            <- authorizationManagementService.getClient(clientUuid)
-      _                 <- assertIsClientConsumer(client).toFuture
-      userUuid          <- userId.toFutureUUID
-      users             <- selfcareV2ClientService
-        .getInstitutionProductUsers(selfcareId, requestedUserUuid, userUuid.some, Seq.empty)
-        .map(_.map(_.toApi))
-      usersApi          <- users.traverse(_.toFuture)
-      user              <- usersApi.headOption.toFuture(UserNotFound(selfcareId, userUuid))
-      clientKeys        <- authorizationManagementService.getClientKeys(client.id)
-      apiKeys = clientKeys.filter(user.id.some == _.userId).map(_.toApi)
+      clientUuid <- clientId.toFutureUUID
+      client     <- authorizationManagementService.getClient(clientUuid)
+      _          <- assertIsClientConsumer(client).toFuture
+      userUuid   <- userId.toFutureUUID
+      clientKeys <- authorizationManagementService.getClientKeys(client.id)
+      apiKeys = clientKeys.filter(userUuid.some == _.userId).map(_.toApi)
       keys <- apiKeys.traverse(_.toFuture)
     } yield Keys(keys = keys)
 
diff --git a/src/test/scala/it/pagopa/interop/authorizationprocess/UserOperationSpec.scala b/src/test/scala/it/pagopa/interop/authorizationprocess/UserOperationSpec.scala
index 9f270ac4..a6df17bc 100644
--- a/src/test/scala/it/pagopa/interop/authorizationprocess/UserOperationSpec.scala
+++ b/src/test/scala/it/pagopa/interop/authorizationprocess/UserOperationSpec.scala
@@ -277,23 +277,12 @@ class UserOperationSpec extends AnyWordSpecLike with MockFactory with SpecUtilsW
   "User retrieve keys" should {
     "succeed" in {
 
-      val results: Seq[UserResource] = Seq(userResource)
-
       (mockAuthorizationManagementService
         .getClient(_: UUID)(_: ExecutionContext, _: ReadModelService))
         .expects(persistentClient.id, *, *)
         .once()
         .returns(Future.successful(persistentClient.copy(users = Set(userId))))
 
-      (mockSelfcareV2ClientService
-        .getInstitutionProductUsers(_: UUID, _: UUID, _: Option[UUID], _: Seq[String])(
-          _: Seq[(String, String)],
-          _: ExecutionContext
-        ))
-        .expects(selfcareId, personId, userId.some, Seq.empty, *, *)
-        .once()
-        .returns(Future.successful(results))
-
       (mockAuthorizationManagementService
         .getClientKeys(_: UUID)(_: ExecutionContext, _: ReadModelService))
         .expects(persistentClient.id, *, *)
@@ -332,73 +321,5 @@ class UserOperationSpec extends AnyWordSpecLike with MockFactory with SpecUtilsW
       }
     }
 
-    "fail if Institution not found" in {
-
-      (mockAuthorizationManagementService
-        .getClient(_: UUID)(_: ExecutionContext, _: ReadModelService))
-        .expects(persistentClient.id, *, *)
-        .once()
-        .returns(Future.successful(persistentClient.copy(users = Set(userId))))
-
-      (mockSelfcareV2ClientService
-        .getInstitutionProductUsers(_: UUID, _: UUID, _: Option[UUID], _: Seq[String])(
-          _: Seq[(String, String)],
-          _: ExecutionContext
-        ))
-        .expects(selfcareId, personId, userId.some, Seq.empty, *, *)
-        .once()
-        .returns(Future.failed(InstitutionNotFound(selfcareId)))
-
-      Get() ~> serviceUser.getClientUserKeys(persistentClient.id.toString, userId.toString) ~> check {
-        status shouldEqual StatusCodes.InternalServerError
-        responseAs[Problem].errors.head.code shouldEqual "007-9991"
-      }
-    }
-    "fail if User not found" in {
-
-      (mockAuthorizationManagementService
-        .getClient(_: UUID)(_: ExecutionContext, _: ReadModelService))
-        .expects(persistentClient.id, *, *)
-        .once()
-        .returns(Future.successful(persistentClient.copy(users = Set(userId))))
-
-      (mockSelfcareV2ClientService
-        .getInstitutionProductUsers(_: UUID, _: UUID, _: Option[UUID], _: Seq[String])(
-          _: Seq[(String, String)],
-          _: ExecutionContext
-        ))
-        .expects(selfcareId, personId, userId.some, Seq.empty, *, *)
-        .once()
-        .returns(Future.successful(Seq.empty))
-
-      Get() ~> serviceUser.getClientUserKeys(persistentClient.id.toString, userId.toString) ~> check {
-        status shouldEqual StatusCodes.InternalServerError
-        responseAs[Problem].errors.head.code shouldEqual "007-9991"
-      }
-    }
-    "fail if User has empty fields" in {
-
-      val results: Seq[UserResource] = Seq(emptyUserResource)
-
-      (mockAuthorizationManagementService
-        .getClient(_: UUID)(_: ExecutionContext, _: ReadModelService))
-        .expects(persistentClient.id, *, *)
-        .once()
-        .returns(Future.successful(persistentClient.copy(users = Set(userId))))
-
-      (mockSelfcareV2ClientService
-        .getInstitutionProductUsers(_: UUID, _: UUID, _: Option[UUID], _: Seq[String])(
-          _: Seq[(String, String)],
-          _: ExecutionContext
-        ))
-        .expects(selfcareId, personId, userId.some, Seq.empty, *, *)
-        .once()
-        .returns(Future.successful(results))
-
-      Get() ~> serviceUser.getClientUserKeys(persistentClient.id.toString, userId.toString) ~> check {
-        status shouldEqual StatusCodes.InternalServerError
-        responseAs[Problem].errors.head.code shouldEqual "007-9991"
-      }
-    }
   }
 }