public FormsAuthenticationTicketEncryptor(
byte[] decryptionKey,
byte[] validationKey,
DecryptionKeyAlgorithm decryptionKeyAlgorithm,
ValidationKeyAlgorithm validationKeyAlgorithm,
CompatibilityMode compatibilityMode)
{
Initialize(decryptionKey, validationKey, decryptionKeyAlgorithm, validationKeyAlgorithm, compatibilityMode);
}
private void Initialize(
byte[] decryptionKey,
byte[] validationKey,
DecryptionKeyAlgorithm decryptionKeyAlgorithm,
ValidationKeyAlgorithm validationKeyAlgorithm,
CompatibilityMode compatibilityMode)
{
_CompatibilityMode = compatibilityMode;
_DecryptionKeyBlob = KeyDerivator.DeriveKey(decryptionKey, _CompatibilityMode);
_hasher = HashProvider.Create(KeyDerivator.DeriveKey(validationKey, _CompatibilityMode), validationKeyAlgorithm);
}
public FormsAuthenticationTicketEncryptor(
string decryptionKey,
string validationKey,
DecryptionKeyAlgorithm decryptionKeyAlgorithm,
ValidationKeyAlgorithm validationKeyAlgorithm,
CompatibilityMode compatibilityMode)
{
byte[] descriptionKeyBytes = HexUtils.HexToBinary(decryptionKey);
byte[] validationKeyBytes = HexUtils.HexToBinary(validationKey);
Initialize(descriptionKeyBytes, validationKeyBytes, decryptionKeyAlgorithm, validationKeyAlgorithm, compatibilityMode);
}
public static HashProvider Create(byte[] validationKey, ValidationKeyAlgorithm validationKeyAlgorithm)
{
switch (validationKeyAlgorithm)
{
case ValidationKeyAlgorithm.Sha1:
return(new Sha1HashProvider(validationKey));
case ValidationKeyAlgorithm.Sha256:
return(new Sha256HashProvider(validationKey));
case ValidationKeyAlgorithm.Sha512:
return(new Sha512HashProvider(validationKey));
default:
throw new ArgumentOutOfRangeException(nameof(validationKeyAlgorithm));
}
}
