pedrosancao/php-otp (packagist): PHP implementation of HMAC-based one-time password algorithm according to RFC 4226 and RFC 6238 compatible with Google Authenticator
Keywords: google authenticator|otp|hotp|totp|one-time password|RFC 6238|RFC 4226|two steps authentication|google-authenticator|one-time-password|rfc-4226|rfc-6238|two-steps-authentication