diff --git a/tests/integration/features/Shibboleth.feature b/tests/integration/features/Shibboleth.feature
index 240e82823..6eb778478 100644
--- a/tests/integration/features/Shibboleth.feature
+++ b/tests/integration/features/Shibboleth.feature
@@ -1,5 +1,32 @@
 Feature: Shibboleth
 
+  Scenario: Authenticating using Shibboleth with SAML and POST binding and no check if user exists on backend
+    Given The setting "type" is set to "saml"
+    And The setting "general-uid_mapping" is set to "urn:oid:0.9.2342.19200300.100.1.1"
+    And The setting "general-is_saml_request_using_post" is set to "1"
+    And The setting "idp-entityId" is set to "https://shibboleth-integration-nextcloud.localdomain/idp/shibboleth"
+    And The setting "idp-singleSignOnService.url" is set to "https://localhost:4443/idp/profile/SAML2/Redirect/SSO"
+    And The setting "idp-x509cert" is set to "MIIDnTCCAoWgAwIBAgIUGPx9uPjCu7c172IUgV84Tm94pBcwDQYJKoZIhvcNAQEL BQAwNzE1MDMGA1UEAwwsc2hpYmJvbGV0aC1pbnRlZ3JhdGlvbi1uZXh0Y2xvdWQu bG9jYWxkb21haW4wHhcNMTcwMTA0MTAxMTI3WhcNMzcwMTA0MTAxMTI3WjA3MTUw MwYDVQQDDCxzaGliYm9sZXRoLWludGVncmF0aW9uLW5leHRjbG91ZC5sb2NhbGRv bWFpbjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKH+bPu45tk8/JRk XOxkyfbxocWZlY4mRumEUxscd3fn0oVzOrdWbHH7lCZV4bus4KxvJljc0Nm2K+Zr LoiRUUnf/LQ4LlehWVm5Kbc4kRgOXS0iGZN3SslAWPKyIg0tywg+TLOBPoS6EtST 1WuYg1JPMFxPfeFDWQ0dQYPlXIJWBFh6F2JMTb0FLECqA5l/ryYE13QisX5l+Mqo 6y3Dh7qIgaH0IJNobXoAcEWza7Kb2RnfhZRh9e0qjZIwBqTJUFM/6I86RYXn829s INUvYQQbez6VkGTdUQJ/GuXb/dD5sMQfOyK8hrRY5MozOmK32cz3JaAzSXpiSRS9 NxFwvicCAwEAAaOBoDCBnTAdBgNVHQ4EFgQUKn8+TV0WXSDeavvF0M8mWn1o8ukw fAYDVR0RBHUwc4Isc2hpYmJvbGV0aC1pbnRlZ3JhdGlvbi1uZXh0Y2xvdWQubG9j YWxkb21haW6GQ2h0dHBzOi8vc2hpYmJvbGV0aC1pbnRlZ3JhdGlvbi1uZXh0Y2xv dWQubG9jYWxkb21haW4vaWRwL3NoaWJib2xldGgwDQYJKoZIhvcNAQELBQADggEB ABI6uzoIeLZT9Az2KTlLxIc6jZ4MDmhaVja4ZuBxTXEb7BFLfeASEJmQm1wgIMOn pJId3Kh3njW+3tOBWKm7lj8JxVVpAu4yMFSoQGPaVUgYB1AVm+pmAyPLzfJ/XGhf esCU2F/b0eHWcaIb3x+BZFX089Cd/PBtP84MNXdo+TccibxC8N39sr45qJM/7SC7 TfDYU0L4q2WZHJr4S7+0F+F4KaxLx9NzCvN4h6XaoWofZWir2iHO4NzbrVQGC0ei QybS/neBfni4A2g1lyzCb6xFB58JBvNCn7AAnDJULOE7S5XWUKsDAQVQrxTNkUq7 pnhlCQqZDwUdgmIXd1KB1So="
+    And The setting "security-authnRequestsSigned" is set to "1"
+    And The setting "security-wantAssertionsEncrypted" is set to "1"
+    And The setting "sp-x509cert" is set to "-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----"
+    And The setting "sp-privateKey" is set to "-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----"
+    And The setting "security-wantAssertionsSigned" is set to "1"
+    When I send a GET request to "http://localhost:8080/index.php/login"
+    Then I should be redirected to "http://localhost:8080/index.php/apps/user_saml/saml/login"
+    And The response should contain the form with action "https://localhost:4443/idp/profile/SAML2/Redirect/SSO"
+    And The form method should be POST
+    And The form should contain input fields "SAMLRequest,RelayState,SigAlg,Signature"
+    When I submit the SAML form
+    Then I should be redirected to "https://localhost:4443/idp/profile/SAML2/Redirect/SSO?execution=e1s1"
+    And I send a POST request to "https://localhost:4443/idp/profile/SAML2/Redirect/SSO?execution=e1s1" with the following data
+      | j_username | j_password | _eventId_proceed |
+      | student1   | password   |                 |
+    And The response should be a SAML redirect page that gets submitted
+    And I should be redirected to "http://localhost:8080/index.php/apps/dashboard/"
+    And The user value "id" should be "student1"
+    And The last login timestamp of "student1" should not be empty
+
   Scenario: Authenticating using Shibboleth with SAML and no check if user exists on backend
     Given The setting "type" is set to "saml"
     And The setting "general-uid_mapping" is set to "urn:oid:0.9.2342.19200300.100.1.1"
diff --git a/tests/integration/features/bootstrap/FeatureContext.php b/tests/integration/features/bootstrap/FeatureContext.php
index 4c3591691..081812977 100644
--- a/tests/integration/features/bootstrap/FeatureContext.php
+++ b/tests/integration/features/bootstrap/FeatureContext.php
@@ -7,6 +7,8 @@
 use Behat\Behat\Context\Context;
 use Behat\Gherkin\Node\TableNode;
 use GuzzleHttp\Cookie\CookieJar;
+use GuzzleHttp\Exception\GuzzleException;
+use GuzzleHttp\Exception\RequestException;
 
 class FeatureContext implements Context {
 	/** @var \GuzzleHttp\Message\Response */
@@ -521,4 +523,97 @@ public function iExpectNoBackgroundJobForClassOCAUser_SAMLJobsMigrateGroups(stri
 			throw new UnexpectedValueException('Background job axctuaslly was enqueued!');
 		}
 	}
+
+	/**
+	 * @Then The form method should be POST
+	 */
+	public function theFormMethodShouldBePost() {
+		$responseBody = (string) $this->response->getBody();
+		$domDocument = new DOMDocument();
+		@$domDocument->loadHTML($responseBody);
+		$xpath = new DOMXpath($domDocument);
+		$formElements = $xpath->query("//form[@method='post' or @method='POST']");
+		if ($formElements->length === 0) {
+			throw new \Exception("Expected form method 'POST' not found in response");
+		}
+	}
+
+	/**
+	 * @Then The response should contain the form with action :action
+	 */
+	public function theResponseShouldContainTheFormWithAction($action) {
+		$responseBody = (string) $this->response->getBody();
+		if (strpos($responseBody, 'action="' . $action . '"') === false) {
+			throw new \Exception("Expected form action '$action' not found in response");
+		}
+	}
+
+	/**
+	 * @Then The form should contain input fields :fields
+	 */
+	public function theFormShouldContainInputFields($fields) {
+		$responseBody = (string) $this->response->getBody();
+		$domDocument = new DOMDocument();
+		@$domDocument->loadHTML($responseBody);
+		$xpath = new DOMXpath($domDocument);
+		$fieldsArray = explode(',', $fields);
+		foreach ($fieldsArray as $field) {
+			$inputElements = $xpath->query("//input[@name='" . trim($field) . "']");
+			if ($inputElements->length === 0) {
+				throw new \Exception("Expected input field '$field' not found in response");
+			}
+		}
+	}
+
+	/**
+	 * @When I submit the SAML form
+	 */
+	public function iSubmitTheSAMLForm() {
+		$responseBody = (string) $this->response->getBody();
+		$domDocument = new DOMDocument();
+		@$domDocument->loadHTML($responseBody);
+		$xpath = new DOMXpath($domDocument);
+
+		// Find the form action
+		$formAction = $xpath->query("//form")->item(0)->getAttribute('action');
+
+		// Get the specified hidden input fields
+		$fields = ['SAMLRequest', 'RelayState', 'SigAlg', 'Signature'];
+		$postData = [];
+		foreach ($fields as $field) {
+			$inputElement = $xpath->query("//input[@type='hidden' and @name='" . $field . "']");
+			if ($inputElement->length === 0) {
+				throw new \Exception("Expected hidden input field '$field' not found in response");
+			}
+			$postData[$field] = $inputElement->item(0)->getAttribute('value');
+		}
+
+		// Send the POST request with the hidden input data
+		try {
+			$this->response = $this->client->request(
+				'POST',
+				$formAction,
+				[
+					'form_params' => $postData,
+					'headers' => [
+						'Content-Type' => 'application/x-www-form-urlencoded',
+						'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36',
+					],
+					'cookies' => $this->cookieJar,
+				]
+			);
+		} catch (RequestException $e) {
+			echo "RequestException: " . $e->getMessage() . "\n";
+			if ($e->hasResponse()) {
+				$response = $e->getResponse();
+				echo "Status Code: " . $response->getStatusCode() . "\n";
+				echo "Headers: " . json_encode($response->getHeaders()) . "\n";
+				echo "Body: " . $response->getBody() . "\n";
+				echo "Request Headers: " . json_encode($e->getRequest()->getHeaders()) . "\n";
+				echo "Request Body: " . $e->getRequest()->getBody() . "\n";
+			}
+		} catch (GuzzleException $e) {
+			echo "GuzzleException: " . $e->getMessage() . "\n";
+		}
+	}
 }