The Death of Traditional VPNs: How DPI Firewalls Use Machine Learning to Fingerprint Your Traffic (opens in new tab)

submitted by If you are using WireGuard or OpenVPN to bypass strict firewalls (whether it’s a university campus, a corporate network, or a country-wide national firewall), you might have noticed that they are getting blocked faster than ever. We are currently witnessing a massive shift in how Deep Packet Inspection (DPI) works. The cat-and-mouse game has moved from simple IP blocks to advanced heuristics. Here is a technical breakdown of how modern firewalls catch you, and why traditional VPN...