lookyman/u2f-nette requires PHP 5.5 or higher with OpenSSL 1.0.0 or higher enabled.

• Nette Framework
• jQuery
• U2F javascript library

composer require lookyman/u2f-nette

Register the extension in your config.neon:

extensions:
	u2f: lookyman\U2fNette\DI\U2fExtension

Example of implementation can be found in lookyman/u2f-nette-example.