At its core, Psiphon 3 for Windows is a sophisticated circumvention tool that utilizes a combination of VPN, SSH, and HTTP Proxy technologies to bypass internet filtering. Unlike standard VPNs that may be easily identified and blocked by Deep Packet Inspection (DPI), Psiphon is designed to be "resilient to a broad range of attack vectors". It treats the internet not as a fixed map, but as a fluid environment where paths must be constantly rediscovered. For a Windows user, the simplicity of running a single .exe file masks the complex shifting of protocols happening beneath the surface to find a "crack" in the digital wall. Security in an Insecure World