diff --git a/gvm/protocols/gmp/_gmpnext.py b/gvm/protocols/gmp/_gmpnext.py
index 4b3e4894..7e21c966 100644
--- a/gvm/protocols/gmp/_gmpnext.py
+++ b/gvm/protocols/gmp/_gmpnext.py
@@ -449,6 +449,46 @@ def modify_active_directory_credential(
             )
         )
 
+    def verify_active_directory_credential(
+        self,
+        *,
+        credential_id: EntityID | None = None,
+        host: str | None = None,
+        bind_dn: str | None = None,
+        bind_password: str | None = None,
+        base_dn: str | None = None,
+        tls_mode: str | None = None,
+        port: int | None = None,
+        ca_certificate: str | None = None,
+    ) -> T:
+        """Verify a saved AD credential or supplied AD connection settings.
+
+        Requires AD integration to be enabled in gvmd. Provide either
+        credential_id alone or the required inline connection fields.
+
+        Args:
+            credential_id: UUID of a saved AD credential.
+            host: AD server hostname or IP address.
+            bind_dn: Distinguished name used to bind to the directory.
+            bind_password: Password used for the bind.
+            base_dn: Base distinguished name for directory searches.
+            tls_mode: Either "ldaps" or "starttls".
+            port: Optional server port, from 1 to 65535.
+            ca_certificate: Optional CA certificate in PEM format.
+        """
+        return self._send_request_and_transform_response(
+            Credentials.verify_active_directory_credential(
+                credential_id=credential_id,
+                host=host,
+                bind_dn=bind_dn,
+                bind_password=bind_password,
+                base_dn=base_dn,
+                tls_mode=tls_mode,
+                port=port,
+                ca_certificate=ca_certificate,
+            )
+        )
+
     def create_credential_store_credential(
         self,
         name: str,
diff --git a/gvm/protocols/gmp/requests/next/_credentials.py b/gvm/protocols/gmp/requests/next/_credentials.py
index 17192161..a24bf5d1 100644
--- a/gvm/protocols/gmp/requests/next/_credentials.py
+++ b/gvm/protocols/gmp/requests/next/_credentials.py
@@ -249,6 +249,77 @@ def modify_active_directory_credential(
             cmd.add_element("ca_certificate", str(ca_certificate))
         return cmd
 
+    @classmethod
+    def verify_active_directory_credential(
+        cls,
+        *,
+        credential_id: EntityID | None = None,
+        host: str | None = None,
+        bind_dn: str | None = None,
+        bind_password: str | None = None,
+        base_dn: str | None = None,
+        tls_mode: str | None = None,
+        port: int | None = None,
+        ca_certificate: str | None = None,
+    ) -> Request:
+        """Verify a saved AD credential or supplied AD connection settings."""
+        function = cls.verify_active_directory_credential.__name__
+
+        has_inline_fields = (
+            host is not None
+            or bind_dn is not None
+            or bind_password is not None
+            or base_dn is not None
+            or tls_mode is not None
+            or port is not None
+            or ca_certificate is not None
+        )
+
+        if credential_id is not None:
+            if not credential_id:
+                raise RequiredArgument(
+                    function=function, argument="credential_id"
+                )
+            if has_inline_fields:
+                raise InvalidArgument(
+                    function=function, argument="credential_id"
+                )
+
+            cmd = XmlCommand("verify_active_directory_credential")
+            cmd.set_attribute("credential_id", str(credential_id))
+            return cmd
+
+        if not host:
+            raise RequiredArgument(function=function, argument="host")
+        if not bind_dn:
+            raise RequiredArgument(function=function, argument="bind_dn")
+        if not bind_password:
+            raise RequiredArgument(function=function, argument="bind_password")
+        if not base_dn:
+            raise RequiredArgument(function=function, argument="base_dn")
+        if not tls_mode:
+            raise RequiredArgument(function=function, argument="tls_mode")
+
+        if tls_mode not in ("ldaps", "starttls"):
+            raise InvalidArgument(function=function, argument="tls_mode")
+
+        if port is not None and (
+            not isinstance(port, int) or not 1 <= port <= 65535
+        ):
+            raise InvalidArgument(function=function, argument="port")
+
+        cmd = XmlCommand("verify_active_directory_credential")
+        cmd.add_element("host", host)
+        if port is not None:
+            cmd.add_element("port", str(port))
+        cmd.add_element("bind_dn", bind_dn)
+        cmd.add_element("bind_password", bind_password)
+        cmd.add_element("base_dn", base_dn)
+        cmd.add_element("tls_mode", tls_mode)
+        if ca_certificate is not None:
+            cmd.add_element("ca_certificate", ca_certificate)
+        return cmd
+
     @classmethod
     def create_credential_store_credential(
         cls,
diff --git a/tests/protocols/gmpnext/entities/credentials/__init__.py b/tests/protocols/gmpnext/entities/credentials/__init__.py
index e1425d24..a57a05ae 100644
--- a/tests/protocols/gmpnext/entities/credentials/__init__.py
+++ b/tests/protocols/gmpnext/entities/credentials/__init__.py
@@ -14,10 +14,14 @@
 from .test_modify_credential_store_credential import (
     GmpModifyCredentialStoreCredentialTestMixin,
 )
+from .test_verify_active_directory_credential import (
+    GmpVerifyActiveDirectoryCredentialTestMixin,
+)
 
 __all__ = (
     "GmpCreateActiveDirectoryCredentialTestMixin",
     "GmpCreateCredentialStoreCredentialTestMixin",
     "GmpModifyActiveDirectoryCredentialTestMixin",
     "GmpModifyCredentialStoreCredentialTestMixin",
+    "GmpVerifyActiveDirectoryCredentialTestMixin",
 )
diff --git a/tests/protocols/gmpnext/entities/credentials/test_verify_active_directory_credential.py b/tests/protocols/gmpnext/entities/credentials/test_verify_active_directory_credential.py
new file mode 100644
index 00000000..bfeed659
--- /dev/null
+++ b/tests/protocols/gmpnext/entities/credentials/test_verify_active_directory_credential.py
@@ -0,0 +1,112 @@
+# SPDX-FileCopyrightText: 2026 Greenbone AG
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+
+from gvm.errors import InvalidArgument, RequiredArgument
+
+
+class GmpVerifyActiveDirectoryCredentialTestMixin:
+    def test_verify_saved_ad_credential(self):
+        self.gmp.verify_active_directory_credential(
+            credential_id="credential-id"
+        )
+
+        self.connection.send.has_been_called_with(
+            b'<verify_active_directory_credential credential_id="credential-id"/>'
+        )
+
+    def test_verify_inline_ad_credential(self):
+        self.gmp.verify_active_directory_credential(
+            host="dc.example.org",
+            bind_dn="CN=Scanner,DC=example,DC=org",
+            bind_password="secret",
+            base_dn="DC=example,DC=org",
+            tls_mode="ldaps",
+        )
+
+        self.connection.send.has_been_called_with(
+            b"<verify_active_directory_credential>"
+            b"<host>dc.example.org</host>"
+            b"<bind_dn>CN=Scanner,DC=example,DC=org</bind_dn>"
+            b"<bind_password>secret</bind_password>"
+            b"<base_dn>DC=example,DC=org</base_dn>"
+            b"<tls_mode>ldaps</tls_mode>"
+            b"</verify_active_directory_credential>"
+        )
+
+    def test_verify_inline_ad_credential_with_optional_fields(self):
+        self.gmp.verify_active_directory_credential(
+            host="dc.example.org",
+            bind_dn="CN=Scanner,DC=example,DC=org",
+            bind_password="secret<&",
+            base_dn="DC=example,DC=org",
+            tls_mode="starttls",
+            port=389,
+            ca_certificate="certificate<&",
+        )
+
+        self.connection.send.has_been_called_with(
+            b"<verify_active_directory_credential>"
+            b"<host>dc.example.org</host>"
+            b"<port>389</port>"
+            b"<bind_dn>CN=Scanner,DC=example,DC=org</bind_dn>"
+            b"<bind_password>secret&lt;&amp;</bind_password>"
+            b"<base_dn>DC=example,DC=org</base_dn>"
+            b"<tls_mode>starttls</tls_mode>"
+            b"<ca_certificate>certificate&lt;&amp;</ca_certificate>"
+            b"</verify_active_directory_credential>"
+        )
+
+    def test_verify_without_saved_id_or_inline_fields(self):
+        with self.assertRaises(RequiredArgument):
+            self.gmp.verify_active_directory_credential()
+
+        with self.assertRaises(RequiredArgument):
+            self.gmp.verify_active_directory_credential(credential_id="")
+
+    def test_verify_saved_id_with_inline_fields(self):
+        for field in ("host", "port", "ca_certificate"):
+            with self.subTest(field=field):
+                with self.assertRaises(InvalidArgument):
+                    self.gmp.verify_active_directory_credential(
+                        credential_id="credential-id", **{field: "value"}
+                    )
+
+    def test_verify_inline_ad_credential_missing_required_field(self):
+        fields = {
+            "host": "dc.example.org",
+            "bind_dn": "CN=Scanner,DC=example,DC=org",
+            "bind_password": "secret",
+            "base_dn": "DC=example,DC=org",
+            "tls_mode": "ldaps",
+        }
+        for field in fields:
+            with self.subTest(field=field):
+                with self.assertRaises(RequiredArgument):
+                    self.gmp.verify_active_directory_credential(
+                        **{**fields, field: ""}
+                    )
+
+    def test_verify_inline_ad_credential_invalid_tls_mode(self):
+        with self.assertRaises(InvalidArgument):
+            self.gmp.verify_active_directory_credential(
+                host="dc.example.org",
+                bind_dn="CN=Scanner,DC=example,DC=org",
+                bind_password="secret",
+                base_dn="DC=example,DC=org",
+                tls_mode="ldap",
+            )
+
+    def test_verify_inline_ad_credential_invalid_port(self):
+        for port in (0, 65536, "389"):
+            with self.subTest(port=port):
+                with self.assertRaises(InvalidArgument):
+                    self.gmp.verify_active_directory_credential(
+                        host="dc.example.org",
+                        bind_dn="CN=Scanner,DC=example,DC=org",
+                        bind_password="secret",
+                        base_dn="DC=example,DC=org",
+                        tls_mode="ldaps",
+                        port=port,
+                    )
diff --git a/tests/protocols/gmpnext/entities/test_credentials.py b/tests/protocols/gmpnext/entities/test_credentials.py
index 27724bee..f952f5a3 100644
--- a/tests/protocols/gmpnext/entities/test_credentials.py
+++ b/tests/protocols/gmpnext/entities/test_credentials.py
@@ -17,6 +17,7 @@
     GmpCreateCredentialStoreCredentialTestMixin,
     GmpModifyActiveDirectoryCredentialTestMixin,
     GmpModifyCredentialStoreCredentialTestMixin,
+    GmpVerifyActiveDirectoryCredentialTestMixin,
 )
 
 
@@ -52,3 +53,9 @@ class GMPModifyCredentialTestCase(
     GMPTestCase,
 ):
     pass
+
+
+class GMPVerifyActiveDirectoryCredentialTestCase(
+    GmpVerifyActiveDirectoryCredentialTestMixin, GMPTestCase
+):
+    pass