• hcaptcha_sitekey
• hcaptcha_secret
• hcaptcha_log_path if you want responses to be logged

Using putenv('key=value'), $_ENV['key'] = 'value' or $_SERVER['key'] = 'value'

Alternatively, class methods can be called with the key/secret as parameters.

Logging is possible only by setting the environment variable.

dimvic\HCaptcha::getDiv(?string $siteKey = null): string

or

dimvic\HCaptcha::getHiddenInput(?string $siteKey = null): string

dimvic\HCaptcha::validate(?string $token = null, ?string $remoteIp = null, ?string $secret = null): bool