On May 12, the largest cyber-attack in history hit 150 different countries. The ransomware, known as WannaCry, infects via a link in a malicious email, encrypts the local files, and spreads to other computers. It then demands a ransom of $300 in bitcoin for the unlock key.
What can, should, and must you do, immediately, to protect your business? For starters, ensure that all computers are patched to the latest Windows update (Mac computers are unaffected).
What else can/should/must you do?