How Employers Detect VPN Usage (And Why Most People Get This Wrong)
I remember the first time I tried to work from a beach in Thailand while my contract said I was in New York. I fired up a standard VPN, felt pretty clever, and got busted within two hours. No warning. Just a terse email from IT asking me to call in. Awkward conversation later, I learned they had logs showing my IP belonged to a datacenter in Singapore. Oops. This is the moment most remote workers eventually face. You think you're invisible, but the company sees way more than you realize. Let me walk through how employers actually detect VPNs and why the typical advice you find online is either outdated or outright wrong. The Easy Giveaways (That Most People Ignore) Companies don’t need some elite spyware to catch VPN users. They use ordinary tools that flag common anomalies. IP reputation checks – Every major VPN provider uses IP addresses that are easily identified as coming from known datacenter ranges. Your employer’s endpoint security, like CrowdStrike or Microsoft Defender, c...