diff options
Diffstat (limited to 'Gestor.Common/Gestor.Common.Helpers/EncryptionHelper.cs')
| -rw-r--r-- | Gestor.Common/Gestor.Common.Helpers/EncryptionHelper.cs | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/Gestor.Common/Gestor.Common.Helpers/EncryptionHelper.cs b/Gestor.Common/Gestor.Common.Helpers/EncryptionHelper.cs deleted file mode 100644 index b2102d2..0000000 --- a/Gestor.Common/Gestor.Common.Helpers/EncryptionHelper.cs +++ /dev/null @@ -1,106 +0,0 @@ -using System;
-using System.IO;
-using System.Runtime.CompilerServices;
-using System.Security.Cryptography;
-using System.Text;
-
-namespace Gestor.Common.Helpers
-{
- public static class EncryptionHelper
- {
- private readonly static byte[] Salt;
-
- private readonly static string EncryptionKey;
-
- static EncryptionHelper()
- {
- EncryptionHelper.Salt = new byte[] { 38, 220, 255, 0, 173, 237, 122, 238, 197, 254, 7, 175, 77, 8, 34, 60 };
- EncryptionHelper.EncryptionKey = string.Format("aGG3r{0}#w3BDz$", 1012);
- }
-
- public static string Decrypt(this string cipher)
- {
- string str;
- if (string.IsNullOrEmpty(cipher))
- {
- return null;
- }
- try
- {
- byte[] numArray = Convert.FromBase64String(cipher);
- if ((int)numArray.Length >= 16)
- {
- byte[] numArray1 = numArray.DecryptBytes();
- str = (numArray1 == null ? cipher : Encoding.UTF8.GetString(numArray1));
- }
- else
- {
- str = cipher;
- }
- }
- catch (Exception exception)
- {
- str = cipher;
- }
- return str;
- }
-
- public static byte[] DecryptBytes(this byte[] plainTextBytes)
- {
- byte[] array;
- try
- {
- using (Rfc2898DeriveBytes rfc2898DeriveByte = new Rfc2898DeriveBytes(EncryptionHelper.EncryptionKey, EncryptionHelper.Salt))
- {
- using (Rijndael bytes = Rijndael.Create())
- {
- bytes.Key = rfc2898DeriveByte.GetBytes(32);
- bytes.IV = rfc2898DeriveByte.GetBytes(16);
- using (MemoryStream memoryStream = new MemoryStream())
- {
- using (CryptoStream cryptoStream = new CryptoStream(memoryStream, bytes.CreateDecryptor(), CryptoStreamMode.Write))
- {
- cryptoStream.Write(plainTextBytes, 0, (int)plainTextBytes.Length);
- cryptoStream.FlushFinalBlock();
- array = memoryStream.ToArray();
- }
- }
- }
- }
- }
- catch (Exception exception)
- {
- array = null;
- }
- return array;
- }
-
- public static string Encrypt(this string plain)
- {
- return Convert.ToBase64String(Encoding.UTF8.GetBytes(plain).EncryptBytes());
- }
-
- public static byte[] EncryptBytes(this byte[] plainTextBytes)
- {
- byte[] array;
- using (Rfc2898DeriveBytes rfc2898DeriveByte = new Rfc2898DeriveBytes(EncryptionHelper.EncryptionKey, EncryptionHelper.Salt))
- {
- using (Rijndael bytes = Rijndael.Create())
- {
- bytes.Key = rfc2898DeriveByte.GetBytes(32);
- bytes.IV = rfc2898DeriveByte.GetBytes(16);
- using (MemoryStream memoryStream = new MemoryStream())
- {
- using (CryptoStream cryptoStream = new CryptoStream(memoryStream, bytes.CreateEncryptor(), CryptoStreamMode.Write))
- {
- cryptoStream.Write(plainTextBytes, 0, (int)plainTextBytes.Length);
- cryptoStream.FlushFinalBlock();
- array = memoryStream.ToArray();
- }
- }
- }
- }
- return array;
- }
- }
-}
\ No newline at end of file |