Yes, WAuth is secure. It uses encryption to protect the user's data and information, and only shares the user's name and profile picture with the website or app they are logging into.
Yes, once a user has authorized the WAuth service, they can use it for multiple websites and apps without having to log in each time.
WAuth uses the user's WhatsApp account to verify their identity and provide secure access to websites and mobile apps. When a user clicks the "Login with WhatsApp" button, they are prompted to authorize the app to access their WhatsApp account.
Yes, in order to use WAuth, users must have a WhatsApp account.