return this.server.signaturesEnabled || this.server.signaturesRequired;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#isSigningRequired()
     */
    @Override
    public boolean isSigningRequired() {
        return this.server.signaturesRequired;
    }

    /**

        serverData.encryptedPasswords = true;
        serverData.signaturesEnabled = true;
        serverData.signaturesRequired = true;

        // Then
        assertTrue(serverData.encryptedPasswords);
        assertTrue(serverData.signaturesEnabled);
        assertTrue(serverData.signaturesRequired);

        // When - set all to false
        serverData.encryptedPasswords = false;

    /**
     * Whether message signing is enabled.
     */
    public boolean signaturesEnabled;
    /**
     * Whether message signing is required.
     */
    public boolean signaturesRequired;
    /**
     * Maximum number of virtual circuits.
     */
    public int maxNumberVcs;
    /**
     * Maximum raw buffer size for raw read/write operations.
     */
    public int maxRawSize;
    /**

        server.security = server.securityMode & 0x01;
        server.encryptedPasswords = (server.securityMode & 0x02) == 0x02;
        server.signaturesEnabled = (server.securityMode & 0x04) == 0x04;
        server.signaturesRequired = (server.securityMode & 0x08) == 0x08;
        server.maxMpxCount = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        server.maxNumberVcs = readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        assertEquals(0x01, serverData.security);
        assertTrue(serverData.encryptedPasswords);
        assertTrue(serverData.signaturesEnabled);
        assertTrue(serverData.signaturesRequired);
        assertEquals(50, serverData.maxMpxCount);
        assertEquals(10, serverData.maxNumberVcs);
        assertEquals(8192, serverData.maxBufferSize);
        assertEquals(65536, serverData.maxRawSize);

        int capabilities;
        String oemDomainName;
        int securityMode;
        int security;
        boolean encryptedPasswords;
        boolean signaturesEnabled;
        boolean signaturesRequired;
        int maxNumberVcs;
        int maxRawSize;
        long serverTime;
        int serverTimeZone;
        int encryptionKeyLength;
        byte[] encryptionKey;
        byte[] guid;
    }