If you suspect that your Facebook account is compromised, you should change your password immediately. If you use Facebook to sign in to apps like Spotify or Instagram make sure you change the logins too. This will prevent the hacker from accessing these services through your compromised Facebook profile.
Hackers can discover many personal details in compromised Facebook accounts. Hackers could utilize this information for fraudulent reasons, like stealing credit card numbers and sending people fake credit card offers or scams that involve phishing. Hackers may also use hacked accounts to send spam messages or even post on your timeline (as in the event that it was you who made the mistake).
Hackers are likely to gain access to an account through exploiting a weakness in the Facebook application’s code. For instance, a glitch in iOS’s Facebook application allowed hackers to steal cookies and get the iPhone user’s « access token. » These tokens are digital keys that grant them complete control over the user’s Facebook account and thanks to Single Sign-On, all other websites the person is logged into using their Facebook credentials.
Hackers may also gain access to accounts through brute-force attacks. This technique involves guessing a password, often the most frequently used ones like 123456789, or 1234567890. In addition, hackers could gain access to an account by sifting through compromised credentials. There are many free tools that can be used to search for stolen information, including the popular website HaveIBeenPwned.