Authentication failure during VAC process Disconnection detected in authentication sequence
Authentication failure during VAC process Disconnection detected in authentication sequence
Your computer is suddenly cutting off your access to Valve Anti-Cheat servers. You've followed all the instructions from Steam, but the issue persists. You're repeatedly getting banned without understanding why. Someone can assist you with this problem.
I'll attempt it once more. Please let me know what you'd like me to rewrite or refine.
my friend had to flush dns through cmd he isnt talking about a vac ban he was probably playing csgo or something, if that issue arises during warmup you get a matchmaking cooldown
He seems to be referring to an issue that occurs occasionally. When you launch a VAC-protected game, it displays an authentication error and prompts you to exit. This isn't a ban—it indicates a problem with VAC and prevents proper authentication. It can also trigger a cooldown on your comp. Updated July 21, 2017 by HunterSkater429, read his message carefully 