diff --git a/CHANGELOG.md b/CHANGELOG.md
index b89431d..f384c0d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
 * Added option to specify custom PDF Factory.
 * Changed pdf generator to FPDF.
 * Add methods `XEK` order type for EBICS 3.0
+* Add method to check keyring.
 
 ## 2.1
 
diff --git a/src/Models/Keyring.php b/src/Models/Keyring.php
index 3834d85..58ae6fd 100644
--- a/src/Models/Keyring.php
+++ b/src/Models/Keyring.php
@@ -6,7 +6,7 @@
 use AndrewSvirin\Ebics\Exceptions\PasswordEbicsException;
 
 /**
- * EBICS key ring representation.
+ * EBICS keyring representation.
  *
  * @license http://www.opensource.org/licenses/mit-license.html  MIT License
  * @author Andrew Svirin
diff --git a/src/Services/ArrayKeyringManager.php b/src/Services/ArrayKeyringManager.php
index c21f666..ab4a4e6 100644
--- a/src/Services/ArrayKeyringManager.php
+++ b/src/Services/ArrayKeyringManager.php
@@ -6,7 +6,7 @@
 use LogicException;
 
 /**
- * EBICS Keyring representation manage one key ring stored in the array.
+ * EBICS Keyring representation manage one keyring stored in the array.
  *
  * @license http://www.opensource.org/licenses/mit-license.html  MIT License
  * @author Andrew Svirin
@@ -22,13 +22,13 @@ public function loadKeyring($resource, string $passphrase, string $defaultVersio
             throw new LogicException('Expects array.');
         }
         if (!empty($resource)) {
-            $result = $this->keyringFactory->createKeyringFromData($resource);
+            $keyring = $this->keyringFactory->createKeyringFromData($resource);
         } else {
-            $result = new Keyring($defaultVersion);
+            $keyring = new Keyring($defaultVersion);
         }
-        $result->setPassword($passphrase);
+        $keyring->setPassword($passphrase);
 
-        return $result;
+        return $keyring;
     }
 
     /**
diff --git a/src/Services/CryptService.php b/src/Services/CryptService.php
index a096fbe..5e7a84f 100644
--- a/src/Services/CryptService.php
+++ b/src/Services/CryptService.php
@@ -482,4 +482,22 @@ public function generateOrderId(string $partnerId): string
 
         return implode($chrs);
     }
+
+    /**
+     * Check keyring is valid.
+     *
+     * @param Keyring $keyring
+     *
+     * @return bool
+     */
+    public function checkKeyring(Keyring $keyring): bool
+    {
+        try {
+            $this->rsaFactory->createPrivate($keyring->getUserSignatureX()->getPrivateKey(), $keyring->getPassword());
+        } catch (LogicException $exception) {
+            return false;
+        }
+
+        return true;
+    }
 }
diff --git a/src/Services/FileKeyringManager.php b/src/Services/FileKeyringManager.php
index e11e611..57a5069 100644
--- a/src/Services/FileKeyringManager.php
+++ b/src/Services/FileKeyringManager.php
@@ -6,7 +6,7 @@
 use LogicException;
 
 /**
- * EBICS Keyring representation manage one key ring stored in the file.
+ * EBICS Keyring representation manage one keyring stored in the file.
  *
  * @license http://www.opensource.org/licenses/mit-license.html  MIT License
  * @author Andrew Svirin
@@ -25,13 +25,13 @@ public function loadKeyring($resource, string $passphrase, string $defaultVersio
             && ($content = file_get_contents($resource))
             && is_string($content)
         ) {
-            $result = $this->keyringFactory->createKeyringFromData(json_decode($content, true));
+            $keyring = $this->keyringFactory->createKeyringFromData(json_decode($content, true));
         } else {
-            $result = new Keyring($defaultVersion);
+            $keyring = new Keyring($defaultVersion);
         }
-        $result->setPassword($passphrase);
+        $keyring->setPassword($passphrase);
 
-        return $result;
+        return $keyring;
     }
 
     /**
diff --git a/tests/Services/CryptServiceTest.php b/tests/Services/CryptServiceTest.php
index 4519ca5..8d47458 100644
--- a/tests/Services/CryptServiceTest.php
+++ b/tests/Services/CryptServiceTest.php
@@ -17,7 +17,7 @@ class CryptServiceTest extends AbstractEbicsTestCase
 {
 
     /**
-     * @group crypt-services-generate-keys
+     * @group crypt-service-generate-keys
      */
     public function testGenerateKeys()
     {
@@ -31,4 +31,22 @@ public function testGenerateKeys()
         self::assertArrayHasKey('publickey', $keys);
         self::assertArrayHasKey('partialkey', $keys);
     }
+
+    /**
+     * @group crypt-service-check-password
+     */
+    public function testCheckPassword()
+    {
+        $credentialsId = 2;
+        $client = $this->setupClientV25($credentialsId);
+        $cryptService = new CryptService();
+
+        $keyring = $client->getKeyring();
+
+        $this->assertTrue($cryptService->checkKeyring($keyring));
+
+        $keyring->setPassword('incorrect_password');
+
+        $this->assertFalse($cryptService->checkKeyring($keyring));
+    }
 }