British companies see Russia as a bigger threat than China
Attackers likely entered the network through a phishing scam or brute force attack
Twenty-five alleged victims - many of them previously unknown - listed on Maze's website
City of Johannesburg has until 5pm to pay ransom demand - or personal data of citizens will be released
'We have dozens of back doors inside your city. We have control of everything,' warn City of Johannesburg hackers
Security shortcomings return to haunt MongoDB as it prepares for $1.6bn IPO
Maybe it wasn't North Korea, after all?