: Go to your account settings and "Log out of all other sessions" to kick any hackers off your account.
: Clicking the link usually leads to a fake login page (phishing) that steals your credentials or triggers an automatic download of a Trojan horse or adware. Chat_something_sexy.mp4
: Let your contacts know your account may have been compromised so they don't click links sent from you. : Go to your account settings and "Log