The attackers broke into the Qatar National Bank's systems, leaking details of thousands of clients.
The exact method of the breach was not publicly disclosed
Private informations of a lot of people were leaked.
QNB has two-factor authentication prevented the attackers to continue.
They break into their website, and shared a lot of fake news.
The exact technical details of the attack weren't made public.
Qatar was impacted a lot, as it caused some diplomatic problems.
Qatar government did get help from the UK National Crime Agency and the FBI, and they tried to invistigate about these attacks.