// CFG: CRYPTO-NULL-STREAM-CLASS
$cfg->setConfigEntry('crypto_null_stream_class', 'Org\Mxchange\CoreFramework\Stream\Crypto\Null\NullCryptoStream');
-// CFG: DEVELOPER-MODE-ENABLED
-$cfg->setConfigEntry('developer_mode_enabled', true);
+// CFG: IS-DEVELOPER-MODE-ENABLED
+$cfg->setConfigEntry('is_developer_mode_enabled', true);
// CFG: CRYPTO-HASH-FUNCTION-NAME
$cfg->setConfigEntry('crypto_hash_function_name', 'sha256');