If you're reading this at work, then you survived the attack.

Employees the world over were locked out of their computers on Friday and even over the weekend into Monday as an insidious and widespread cyberattack nicknamed “WannaCry” rolled through the Internet and into headlines. The ransomware attack, which for now seems to have been halted, encrypts a computer or network's data and demands $300 in the online currency bitcoin to unlock the data.

While data breach experts said the attack was not particularly complex—it was distributed through an infected email attachment and could have been prevented by staying up-to-date with a Windows patch—the scale of the breaches served as a reminder of the seemingly ubiquitous risk of cyberattacks.