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C# Rfc2898DeriveBytes.GetType方法代码示例

本文整理汇总了C#中System.Security.Cryptography.Rfc2898DeriveBytes.GetType方法的典型用法代码示例。如果您正苦于以下问题:C# Rfc2898DeriveBytes.GetType方法的具体用法?C# Rfc2898DeriveBytes.GetType怎么用?C# Rfc2898DeriveBytes.GetType使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Security.Cryptography.Rfc2898DeriveBytes的用法示例。


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示例1: CalculatePMK

        /// <summary>
        /// Calculates a pairwise master key
        /// </summary>
        /// <param name="psk">Pre-shared key</param>
        /// <param name="ssid">SSID</param>
        /// <param name="pmk_len">Length of PMK to generate</param>
        /// <returns>Pairwise master key</returns>
        public static byte[] CalculatePMK(byte[] psk, byte[] ssid, int pmk_len = 32)
        {
            var pbkdf2 = new Rfc2898DeriveBytes(psk, /*ssid*/new byte[8], 4096);
            // This reflection crap is required because there's an arbitrary restriction that the salt must be at least 8 bytes
            var oldSaltProp = pbkdf2.GetType().GetField("m_salt", BindingFlags.NonPublic | BindingFlags.Instance);
            var newSaltProp = pbkdf2.GetType().GetField("_salt", BindingFlags.NonPublic | BindingFlags.Instance);

            (oldSaltProp ?? newSaltProp).SetValue(pbkdf2, ssid);

            // pbkdf2.Reset(); //To officially complete the reflection trick, the private method Initialize() should be called. That's all Reset() does.
            // But I don't think it's needed because we haven't hashed anything yet.

            return pbkdf2.GetBytes(pmk_len);
        }
开发者ID:SapientGuardian,项目名称:LibPacketGremlin,代码行数:21,代码来源:IEEE802_11Crypto.cs


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