A New Yorker using the alias Phastman hijacked the computers of more than 77,000 Facebook users and used them to send junk emails to their friends.
Eric Crocker was one of 70 people arrested - 12 in the US - as part of the worldwide Operation Shrouded Horizon, in relation to cybercrimes organised on the Darkode hacking forum.
Messenger will return the Facebook mobile app thanks to Meta.
A cyberattack kept the whole country's government offline for a month.
Now you can get happy birthday messages on your actual birthday instead of some random day.