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copied!<p>Here is a work example using DES algorithm. <a href="https://stackoverflow.com/questions/8889547/what-would-this-c-sharp-crypto-code-look-like-in-nodejs">reference</a></p> <pre><code>using System; using System.Text; using System.Security.Cryptography; public class Test { public static string Encrypt(string toEncrypt, string key, bool useHashing) { byte[] keyArray; byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(toEncrypt); if (useHashing) { MD5CryptoServiceProvider hashmd5 = new MD5CryptoServiceProvider(); keyArray = hashmd5.ComputeHash(UTF8Encoding.UTF8.GetBytes(key)); } else keyArray = UTF8Encoding.UTF8.GetBytes(key); var tdes = new TripleDESCryptoServiceProvider(); tdes.Key = keyArray; // tdes.Mode = CipherMode.CBC; // which is default // tdes.Padding = PaddingMode.PKCS7; // which is default Console.WriteLine("iv: {0}", Convert.ToBase64String(tdes.IV)); ICryptoTransform cTransform = tdes.CreateEncryptor(); byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length); return Convert.ToBase64String(resultArray, 0, resultArray.Length); } public static void Main() { Console.WriteLine("encrypted as: {0}", Encrypt("12345", "abcdefghijklmnop", false)); } } </code></pre> <p>which outputs</p> <pre><code>iv: pdMBMjdeFdo= encrypted as: 3uDkdT6aQ3c= </code></pre> <p>And use the right algorithm <strong>des-ede-cbc</strong> in node.js:</p> <pre><code>var crypto = require('crypto'); var alg = 'des-ede-cbc'; var key = new Buffer('abcdefghijklmnop', 'utf-8'); var iv = new Buffer('pdMBMjdeFdo=', 'base64'); var encrypted = new Buffer('3uDkdT6aQ3c=', 'base64'); var source = '12345'; var cipher = crypto.createCipheriv(alg, key, iv); var encoded = cipher.update(source, 'ascii', 'base64'); encoded += cipher.final('base64'); console.log(encoded, encrypted.toString('base64')); var decipher = crypto.createDecipheriv(alg, key, iv); var decoded = decipher.update(encrypted, 'binary', 'ascii'); decoded += decipher.final('ascii'); console.log(decoded, source); </code></pre> <p>which outputs</p> <pre><code>3uDkdT6aQ3c= 3uDkdT6aQ3c= 12345 12345 </code></pre>

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