/****************************************************************************/
/// <summary>
/// Generate a new key using the given policy
/// </summary>
/// <param name="policy">Policy to create key with</param>
public Key(EncryptionPolicy policy)
{
_policy = policy;
// Reset expiration date to original
_policy.IsReadOnly = false;
_policy.Expires = policy.Expires;
_policy.IsReadOnly = true;
_keyBytes = SymmetricEncryptor.GenerateKey(_policy);
}
/****************************************************************************/
internal static byte[] GenerateKey(EncryptionPolicy policy)
{
using (var encryptor = new SymmetricEncryptor(policy))
{
using (var algorithm = encryptor.GetAlgorithm(policy))
{
SetKeySize(algorithm, policy.KeySize);
policy.IsReadOnly = false;
policy.KeySize = algorithm.KeySize;
policy.Algorithm = algorithm.GetType().ToString();
policy.IsReadOnly = true;
algorithm.GenerateKey();
return(algorithm.Key.DeepClone());
}
}
}