There are many websites that provide the user with the practical function of being able to log in with Facebook login data instead of long registration procedures, but the user will soon forget the pages he is logged into.
Therefore, the German magazine "BCG" recommends that you need to check your profile (Facebook) regularly on Facebook, because such services can access the profile and see the name and image of this file, and may even reach the list of friends and contents, which have won Like the user.
To control the accessibility of such services, the user can browse the settings menu until the "Applications and Websites" menu, and on the next page it is under the item "active" to show the websites and applications that have been logged in with Facebook data, and then the user can restrict the access of these services to Specific information or removed immediately, if you no longer need it.
IT security experts usually criticize the login services provided by Google and Apple alongside Facebook, because it may allow hackers to access the login service and cause massive damage due to access to all the services that the user has logged in.
When using the Single Sign-On (SSO) function, also known as simplified registration with the Facebook network or other companies, the user must secure the account in the best possible way by adopting a difficult password that includes at least eight signs, including numbers and letters uppercase and lowercase And special symbols.
The two-factor authentication function provides the best protection for web accounts, and is set in the security settings on Facebook, and here the user must enter a second number (code) next to the user name and password, and this additional code is usually sent via SMS or Created with a special application.