You can easily enable HTTPS on other sites like Twitter and Facebook and on services like Gmail to provide an extra level of security.
With Twitter, you first need to log in to your account. If you're using the new Twitter interface, click on your account name at the top right of the screen, then select settings . (If you still use the old interface, click the Settings link in the upper right corner of the window). From here, scroll down to the bottom of the page and check the box next to Always use HTTPS , then click Save .
To enable HTTPS on Gmail, log in to your account, click the device icon in the upper right corner, select Mail Settings from the drop-down menu. Next, under Browser Connection, select the button labeled Always use https . Once set up, scroll down to the bottom of the page and click Save Changes . In addition, to be able to learn more about Gmail security, you can see the Gmail Security Checklist of Google.