微信小程序解密encryptedData--获取手机号码
- 开发笔记
- 2024/1/25 17:10:55
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简介
using System; using System.Collections.Generic; using System.Linq; using System.Security.Cryptography; using System.Text; using System.Threading.Tasks; namespace DeYi.NuGet.Other { public class WxHelper { /// <summary> /// 微信小程序解密encryptedData /// </summary> /// <param name="encryptedData"></param> /// <param name="sessionKey"></param> /// <param name="iv"></param> /// <returns></returns> public static string Decrypt(string encryptedData, string sessionKey, string iv) { try { //创建解密器生成工具实例 var aes = Aes.Create(); //设置解密器参数 aes.Mode = CipherMode.CBC; aes.BlockSize = 128; aes.Padding = PaddingMode.PKCS7; //格式化待处理字符串 byte[] byte_encryptedData = Convert.FromBase64String(encryptedData); byte[] byte_iv = Convert.FromBase64String(iv); byte[] byte_sessionKey = Convert.FromBase64String(sessionKey); aes.IV = byte_iv; aes.Key = byte_sessionKey; //根据设置好的数据生成解密器实例 ICryptoTransform transform = aes.CreateDecryptor(); //解密 byte[] final = transform.TransformFinalBlock(byte_encryptedData, 0, byte_encryptedData.Length); //生成结果 string result = Encoding.UTF8.GetString(final); return result; } catch (Exception ex) { LogHelper.ErrorLog(ex.Message, "DecryptError"); } return string.Empty; } } }
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