Пример #1
0
        public KerberosCredential(SecureString password, string principal, string realm)
        {
            // Generate salt
            this.DefaultSalt = KerberosKeyDerivation.DeriveSalt(principal, realm);

            // Generate DES keys
            byte[] desKey     = KerberosKeyDerivation.DeriveKey(KerberosKeyType.DES_CBC_MD5, password, this.DefaultSalt);
            var    desKeyData = new KerberosKeyData(KerberosKeyType.DES_CBC_MD5, desKey);

            this.Credentials = new KerberosKeyData[] { desKeyData };
        }
Пример #2
0
        private static void WriteCredential(BinaryWriter writer, KerberosKeyData credential, int keyValueOffset)
        {
            // Reserved1 (2 bytes): This value MUST be ignored by the recipient and MUST be set to zero.
            writer.Write((short)0);

            // Reserved2 (2 bytes): This value MUST be ignored by the recipient and MUST be set to zero.
            writer.Write((short)0);

            // Reserved3 (4 bytes): This value MUST be ignored by the recipient and MUST be set to zero.
            writer.Write((int)0);

            // KeyType (4 bytes): Indicates the type of key, stored as a 32-bit unsigned integer in little-endian byte order. This MUST be set to one of the following values, which are defined in section 2.2.10.8.
            writer.Write((int)credential.KeyType);

            // KeyLength (4 bytes): The length, in bytes, of the value beginning at KeyOffset. The value of this field is stored in little-endian byte order.
            writer.Write(credential.Key.Length);

            // KeyOffset (4 bytes): An offset, in little-endian byte order, from the beginning of the property value (that is, from the beginning of the Revision field of KERB_STORED_CREDENTIAL) to where the key value starts. The key value is the hash value specified according to the KeyType.
            writer.Write(keyValueOffset);
        }