/**
     * Specifies that communication across the authenticated channel
     * should be encrypted (message confidentiality).
     */
    public static final int NTLMSSP_NEGOTIATE_SEAL = 0x00000020;

    /**
     * Indicates datagram authentication.
     */
    public static final int NTLMSSP_NEGOTIATE_DATAGRAM_STYLE = 0x00000040;

    /**

    /**
    * Specifies that communication across the authenticated channel
    * should be encrypted (message confidentiality).
    */
    public static final int NTLMSSP_NEGOTIATE_SEAL = 0x00000020;

    /**
    * Indicates datagram authentication.
    */
    public static final int NTLMSSP_NEGOTIATE_DATAGRAM_STYLE = 0x00000040;

    /**

    /** The key of the message: Scala */
    public static final String LABELS_facet_filetype_scala = "{labels.facet_filetype_scala}";

    /** The key of the message: Shell Script */
    public static final String LABELS_facet_filetype_shell = "{labels.facet_filetype_shell}";

    /** The key of the message: Visual Basic */
    public static final String LABELS_facet_filetype_vb = "{labels.facet_filetype_vb}";

        }

        this.sealClientKey = deriveKey(mk, C2S_SEAL_CONSTANT);
        this.sealClientHandle = Crypto.getArcfour(this.sealClientKey);
        if ( log.isDebugEnabled() ) {
            log.debug("Seal key is " + Hexdump.toHexString(this.sealClientKey));
        }

        this.sealServerKey = deriveKey(mk, S2C_SEAL_CONSTANT);
        this.sealServerHandle = Crypto.getArcfour(this.sealServerKey);