public static string Decrypt(CipherPair cp)
{
byte[] plaintext = ProtectedData.Unprotect(cp.Cipher, cp.IV, DataProtectionScope.CurrentUser);
string val = System.Text.Encoding.Unicode.GetString(plaintext);
return(val);
}
public static CipherPair Encrypt(string text)
{
// Data to protect. Convert a string to a byte[] using Encoding.UTF8.GetBytes().
byte[] plaintext = System.Text.Encoding.Unicode.GetBytes(text);
// Generate additional entropy (will be used as the Initialization vector)
byte[] entropy = CryptoHelper.GenerateRandomByteArray(20);
byte[] ciphertext = ProtectedData.Protect(plaintext, entropy,
DataProtectionScope.CurrentUser);
CipherPair cp = new CipherPair(ciphertext, entropy);
return cp;
}
public static CipherPair Encrypt(string text)
{
// Data to protect. Convert a string to a byte[] using Encoding.UTF8.GetBytes().
byte[] plaintext = System.Text.Encoding.Unicode.GetBytes(text);
// Generate additional entropy (will be used as the Initialization vector)
byte[] entropy = CryptoHelper.GenerateRandomByteArray(20);
byte[] ciphertext = ProtectedData.Protect(plaintext, entropy,
DataProtectionScope.CurrentUser);
CipherPair cp = new CipherPair(ciphertext, entropy);
return(cp);
}
public static string Decrypt(CipherPair cp)
{
byte[] plaintext = ProtectedData.Unprotect(cp.Cipher, cp.IV, DataProtectionScope.CurrentUser);
string val = System.Text.Encoding.Unicode.GetString(plaintext);
return val;
}