Package com.knowgate.jcifs.util

Examples of com.knowgate.jcifs.util.MD4

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            uni = password.getBytes( "UnicodeLittleUnmarked" );
        } catch( UnsupportedEncodingException uee ) {
            if( DebugFile.trace )
                new ErrorHandler(uee);
        }
        MD4 md4 = new MD4();
        md4.update( uni );
        try {
            md4.digest(p21, 0, 16);
        } catch (Exception ex) {
            if( DebugFile.trace )
                new ErrorHandler(ex);
        }
        E( p21, challenge, p24 );
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    public static byte[] getLMv2Response(String domain, String user,
            String password, byte[] challenge, byte[] clientChallenge) {
        try {
            byte[] hash = new byte[16];
            byte[] response = new byte[24];
            MD4 md4 = new MD4();
            md4.update(password.getBytes("UnicodeLittleUnmarked"));
            HMACT64 hmac = new HMACT64(md4.digest());
            hmac.update(user.toUpperCase().getBytes("UnicodeLittleUnmarked"));
            hmac.update(domain.toUpperCase().getBytes("UnicodeLittleUnmarked"));
            hmac = new HMACT64(hmac.digest());
            hmac.update(challenge);
            hmac.update(clientChallenge);
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     * session key will start.
     */
    void getUserSessionKey(byte[] challenge, byte[] dest, int offset)
            throws Exception {
        if (hashesExternal) return;
        MD4 md4 = new MD4();
        md4.update(password.getBytes("UnicodeLittleUnmarked"));
        switch (LM_COMPATIBILITY) {
        case 0:
        case 1:
        case 2:
            md4.update(md4.digest());
            md4.digest(dest, offset, 16);
            break;
        case 3:
        case 4:
        case 5:
            if( clientChallenge == null ) {
                clientChallenge = new byte[8];
                RANDOM.nextBytes( clientChallenge );
            }

            HMACT64 hmac = new HMACT64(md4.digest());
            hmac.update(username.toUpperCase().getBytes(
                    "UnicodeLittleUnmarked"));
            hmac.update(domain.toUpperCase().getBytes(
                    "UnicodeLittleUnmarked"));
            byte[] ntlmv2Hash = hmac.digest();
            hmac = new HMACT64(ntlmv2Hash);
            hmac.update(challenge);
            hmac.update(clientChallenge);
            HMACT64 userKey = new HMACT64(ntlmv2Hash);
            userKey.update(hmac.digest());
            userKey.digest(dest, offset, 16);
            break;
        default:
            md4.update(md4.digest());
            md4.digest(dest, offset, 16);
            break;
        }
    }
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Related Classes of com.knowgate.jcifs.util.MD4

  • com.knowgate.jcifs.smb.NtlmPasswordAuthentication
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