diff --git a/net-security/src/test/java/org/xbib/net/security/CertificateReaderTest.java b/net-security/src/test/java/org/xbib/net/security/CertificateReaderTest.java
new file mode 100644
index 0000000..6833314
--- /dev/null
+++ b/net-security/src/test/java/org/xbib/net/security/CertificateReaderTest.java
@@ -0,0 +1,24 @@
+package org.xbib.net.security;
+
+import java.io.InputStream;
+import java.security.cert.X509Certificate;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import org.junit.jupiter.api.Test;
+
+public class CertificateReaderTest {
+
+    private static final Logger logger = Logger.getLogger(CertificateReaderTest.class.getName());
+
+    @Test
+    public void testCert() throws Exception {
+        InputStream inputStream = getClass().getResourceAsStream("/test.crt");
+        if (inputStream != null) {
+            CertificateReader certificateReader = new CertificateReader();
+            X509Certificate certificate = certificateReader.readCertificate(inputStream);
+            logger.log(Level.INFO, "" + certificate.getSerialNumber());
+            logger.log(Level.INFO, "not before = " + certificate.getNotBefore());
+            logger.log(Level.INFO, "not after = " + certificate.getNotAfter());
+        }
+    }
+}
diff --git a/net-security/src/test/java/org/xbib/net/security/PrivateKeyReaderTest.java b/net-security/src/test/java/org/xbib/net/security/PrivateKeyReaderTest.java
index 3f76b95..ef0be51 100644
--- a/net-security/src/test/java/org/xbib/net/security/PrivateKeyReaderTest.java
+++ b/net-security/src/test/java/org/xbib/net/security/PrivateKeyReaderTest.java
@@ -87,4 +87,14 @@ public class PrivateKeyReaderTest {
         assertEquals("PKCS#8", privateKey.getFormat());
         assertEquals("RSA", privateKey.getAlgorithm());
     }
+
+    @Test
+    public void testKey() throws Exception {
+        InputStream inputStream = getClass().getResourceAsStream("/test.key");
+        if (inputStream != null) {
+            PrivateKeyReader privateKeyReader = new PrivateKeyReader();
+            PrivateKey privateKey = privateKeyReader.readPrivateKey(inputStream, null);
+            assertEquals("PKCS#8", privateKey.getFormat());
+        }
+    }
 }