How to use your phone as a 2FA security key
2FA isn’t a bulletproof security measure, but it is a good layer of protection to your security bubble; here’s how to use your phone as a 2FA security key.

2FA isn’t a bulletproof security measure, but it is a good layer of protection to your security bubble; here’s how to use your phone as a 2FA security key.
Whether you own a business and need to protect your network or are a private citizen looking to keep your personal information safe, multi-factor authentication can help.
The tool is called Two Factor Auth (2FA) and looks to be an open-source project that works with GitHub.
But beyond a strong password, you should also be employing Google’s two-step verification. Check out our tutorial on setting up 2FA on your account.