Uber gets its first chief security officer – Facebook’s Joe Sullivan

Uber just poached Facebook’s Joe Sullivan to act as the ride-hailing app company’s first chief security officer. It might make you wonder – why didn’t Uber have a CSO before now?

Slack gets hacked – rolls out two-factor authentication after user database breach

Slack is the latest start-up to make a big media splash in one of the worst possible ways – by acknowledging a data breach that exposed its users to malicious hackers.