/// <summary> /// MD5字符串加密 /// </summary> /// <param name="txt"></param> /// <returns>加密后字符串</returns> public static string GenerateMD5(string txt) {using (MD5 mi = MD5.Create()){byte[] buffer = Encoding.Default.GetBytes(txt);//開始加密byte[] newBuffer = mi.ComputeHash(buffer);StringBuilder sb = new StringBuilder();for (int i = 0; i < newBuffer.Length; i++){sb.Append(newBuffer[i].ToString("x2"));}return sb.ToString();} }/// <summary> /// MD5流加密 /// </summary> /// <param name="inputStream"></param> /// <returns></returns> public static string GenerateMD5(Stream inputStream) {using (MD5 mi = MD5.Create()){//開始加密byte[] newBuffer = mi.ComputeHash(inputStream);StringBuilder sb = new StringBuilder();for (int i = 0; i < newBuffer.Length; i++){sb.Append(newBuffer[i].ToString("x2"));}return sb.ToString();} }

來源：https://www.cnblogs.com/vintom/p/11687243.html

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