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  • asp.net——Base64加密解密

        /// <summary>
        /// 实现Base64加密解密
        /// </summary>
        public sealed class Base64
        {
             /// <summary>
                /// Base64加密
                /// </summary>
                /// <param name="codeName">加密采用的编码方式</param>
                /// <param name="source">待加密的明文</param>
                /// <returns></returns>
            public static string EncodeBase64(Encoding encode, string source)
            {
                byte[] bytes = encode.GetBytes(source);
                return Convert.ToBase64String(bytes);
            }
            /// <summary>
            /// Base64加密,采用utf8编码方式加密
            /// </summary>
            /// <param name="source">待加密的明文</param>
            /// <returns>加密后的字符串</returns>
            public static string EncodeBase64(string source)
            {
                return EncodeBase64(Encoding.UTF8, source);
            }
    
            /// <summary>
            /// Base64解密
            /// </summary>
            /// <param name="codeName">解密采用的编码方式,注意和加密时采用的方式一致</param>
            /// <param name="result">待解密的密文</param>
            /// <returns>解密后的字符串</returns>
            public static string DecodeBase64(Encoding encode, string result)
            {
                string decode = "";
                byte[] bytes = Convert.FromBase64String(result);
                try
                {
                    decode = encode.GetString(bytes);
                }
                catch
                {
                    decode = result;
                }
                return decode;
            }
    
            /// <summary>
            /// Base64解密,采用utf8编码方式解密
            /// </summary>
            /// <param name="result">待解密的密文</param>
            /// <returns>解密后的字符串</returns>
            public static string DecodeBase64(string result)
            {
                return DecodeBase64(Encoding.UTF8, result);
            }
        }
    

      

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  • 原文地址:https://www.cnblogs.com/witeem/p/4863479.html
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