UPDATE 1 [09/15/2016]: As of right now, the number of accounts that have been banned has more than doubled since this post was first published; 11,000 have been affected so far. This number is likely to rise even further as more offenders log into their Steam accounts. ORIGINAL: According to reports, one of the largest VAC ban waves in years has hit. A little more than 4,000 accounts may have been affected. Graph showing number of bans over the last year - today's spike on very right That number comes from VAC-Ban.com. To corroborate with that data, a thread on /r/GlobalOffensive references posts from a couple of cheat provider forums. Some posts show staff stating that their hacks have been detected, and others are from users themselves complaining about being VAC'd. If anything else needs to be said, it's "HA!"