// the factory methods are just simple mappings to the private constructors
public override ICryptoTransform CreateEncryptor(
byte[] key,
byte[] iv
)
{
var result = new Blowfish(
key,
iv,
CipherMode.CBC == ModeValue,
true);
result.Padding = Padding;
return result;
}
/// <summary>
/// checks if a key is weak (and perhaps shouldn't be used)
/// </summary>
/// <param name="key">
/// the key material to test against
/// </param>
/// <returns>
/// true: key is "weak" / false: key passed the test
/// </returns>
public static bool IsWeakKey(byte[] key)
{
var bfAlg = new Blowfish(key, null, false, true);
return bfAlg.mBlowfishBase.IsWeakKey;
}
