/**
* {@inheritDoc}
*/
public function hash(Password $password)
{
$unicode_password_string = $this->encoding_converter->convert($password->getValue(), static::HASH_SOURCE_ENCODING);
$crypt_hasher = $this->crypt_hasher_factory->build(static::EXPECTED_HASHER_ALGORITHM);
$binary_hash = $crypt_hasher->update($unicode_password_string)->digest();
return Hash::fromBinaryString($binary_hash, HashType::NT_V1);
}
/**
* {@inheritDoc}
*
* NOTE: String operations are intentionally not "Unicode-aware", as the
* LM Hash encryption algorithm is intended to operate on raw "bytes",
* regardless of the byte-width of the character's encoding.
*/
public function hash(Password $password)
{
$string_password = substr($password->getValue(), 0, static::MAXIMUM_PASSWORD_LENGTH);
$string_password = strtoupper($string_password);
// Null-pad the string to the maximum length
$string_password = str_pad($string_password, static::MAXIMUM_PASSWORD_LENGTH, static::NULL_PAD_CHARACTER);
$halves = str_split($string_password, static::PASSWORD_SLICE_LENGTH);
// Encrypt and concatenate each half
$binary_hash = array_reduce($halves, function ($result, $half) {
return $result . $this->des_encrypter->encrypt($half, static::ENCRYPT_DATA_CONSTANT, CipherMode::ECB, '');
}, '');
return Hash::fromBinaryString($binary_hash, HashType::LM);
}
