AesTool.cs 2.1 KB

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  1. //############################################################
  2. // https://github.com/yuzhengyang
  3. // author:yuzhengyang
  4. //############################################################
  5. using System;
  6. using System.Collections.Generic;
  7. using System.Linq;
  8. using System.Security.Cryptography;
  9. using System.Text;
  10. using System.Threading.Tasks;
  11. namespace Y.Utils.DataUtils.EncryptUtils
  12. {
  13. public class AesTool
  14. {
  15. /// <summary>
  16. /// 加密
  17. /// </summary>
  18. /// <param name="s"></param>
  19. /// <param name="key"></param>
  20. /// <returns></returns>
  21. public static string Encrypt(string s, string key)
  22. {
  23. //byte[] keyArray = UTF8Encoding.UTF8.GetBytes("12345678901234567890123456789012");
  24. byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
  25. byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(s);
  26. RijndaelManaged rDel = new RijndaelManaged();
  27. rDel.Key = keyArray;
  28. rDel.Mode = CipherMode.ECB;
  29. rDel.Padding = PaddingMode.PKCS7;
  30. ICryptoTransform cTransform = rDel.CreateEncryptor();
  31. byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
  32. return Convert.ToBase64String(resultArray, 0, resultArray.Length);
  33. }
  34. /// <summary>
  35. /// 解密
  36. /// </summary>
  37. /// <param name="s"></param>
  38. /// <param name="key"></param>
  39. /// <returns></returns>
  40. public static string Decrypt(string s, string key)
  41. {
  42. byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
  43. byte[] toEncryptArray = Convert.FromBase64String(s);
  44. RijndaelManaged rDel = new RijndaelManaged();
  45. rDel.Key = keyArray;
  46. rDel.Mode = CipherMode.ECB;
  47. rDel.Padding = PaddingMode.PKCS7;
  48. ICryptoTransform cTransform = rDel.CreateDecryptor();
  49. byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
  50. return UTF8Encoding.UTF8.GetString(resultArray);
  51. }
  52. }
  53. }