Digicert - Encryption & Authentication
Google Authenticator - Google Authenticator is a multifactor app for mobile devices.
GlobalSign - GlobalSign offers a range of SSL Certificates with the strongest 2048 bit encryption and value add features to ensure your website is protected.
Microsoft Authenticator - One app to quickly and securely verify your identity online, for all of your accounts.
Comodo - Comodo, the leading Internet Security Provider offers Free Antivirus, SSL Certificate and other Internet Security related products with complete protection
LastPass Authenticator - LastPass is an online password manager and form filler that makes web browsing easier and more secure.