/// danger | Gefahr

Speichern Sie niemals das Klartext-Passwort eines Benutzers. Speichern Sie immer den „sicheren Hash“, den Sie verifizieren können.

Falls Ihnen das nichts sagt, in den [Sicherheits-Kapiteln](security/simple-oauth2.md#passwort-hashing){.internal-link target=_blank} werden Sie lernen, was ein „Passwort-Hash“ ist.

///

## Mehrere Modelle

            return null;
        }

        @Override
        public boolean isUserInRole(String role) {
            return false;
        }

        @Override
        public java.security.Principal getUserPrincipal() {
            return null;
        }

        @Override
        public String getRequestedSessionId() {
            return null;
        }

        @Override

import java.net.ConnectException
import java.net.HttpURLConnection
import java.net.ProtocolException
import java.net.Proxy
import java.net.Socket as JavaNetSocket
import java.net.UnknownServiceException
import java.security.cert.X509Certificate
import java.util.concurrent.TimeUnit
import javax.net.ssl.SSLPeerUnverifiedException
import javax.net.ssl.SSLSocket
import okhttp3.CertificatePinner
import okhttp3.ConnectionSpec

                Arguments.of(FILE_NOTIFY_CHANGE_LAST_WRITE, "Last write time changes"),
                Arguments.of(FILE_NOTIFY_CHANGE_SECURITY, "Security changes"),
                Arguments.of(FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_DIR_NAME, "File and directory name changes"),

      }

      val host = route.address.url.host
      if (!Platform.get().isCleartextTrafficPermitted(host)) {
        throw UnknownServiceException(
          "CLEARTEXT communication to $host not permitted by network security policy",
        )
      }
    } else {
      if (Protocol.H2_PRIOR_KNOWLEDGE in route.address.protocols) {
        throw UnknownServiceException("H2_PRIOR_KNOWLEDGE cannot be used with HTTPS")
      }
    }

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb1;

import java.security.MessageDigest;
import java.util.Date;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.Configuration;
import jcifs.SmbConstants;
import jcifs.internal.CommonServerMessageBlock;

import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;

import java.security.GeneralSecurityException;
import java.util.Arrays;

import javax.crypto.ShortBufferException;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.apache.maven.api.DependencyScope;
import org.apache.maven.artifact.factory.ArtifactFactory;

🌐 🔬 🍵 👍-🏛 & 🏋️ **Pydantic**.

### 💂‍♂ & 🤝

💂‍♂ & 🤝 🛠️. 🍵 🙆 ⚠ ⏮️ 💽 ⚖️ 📊 🏷.

🌐 💂‍♂ ⚖ 🔬 🗄, 🔌:

* 🇺🇸🔍 🔰.
* **Oauth2️⃣** (⏮️ **🥙 🤝**). ✅ 🔰 🔛 [Oauth2️⃣ ⏮️ 🥙](tutorial/security/oauth2-jwt.md){.internal-link target=_blank}.
* 🛠️ 🔑:
    * 🎚.
    * 🔢 🔢.
    * 🍪, ♒️.

➕ 🌐 💂‍♂ ⚒ ⚪️➡️ 💃 (🔌 **🎉 🍪**).

🌐 🏗 ♻ 🧰 & 🦲 👈 ⏩ 🛠️ ⏮️ 👆 ⚙️, 📊 🏪, 🔗 & ☁ 💽, ♒️.

// + original version
//
// $Endlog$
/*
 * Copyright (c) 1997 Systemics Ltd
 * on behalf of the Cryptix Development Team.  All rights reserved.
 */

package jcifs.smb1.util;

import java.security.MessageDigest;

/**
 * Implements the MD4 message digest algorithm in Java.
 * <p>
 * <b>References:</b>
 * <ol>
 *   <li> Ronald L. Rivest,
 *        "<a href="http://www.roxen.com/rfc/rfc1320.html">