TachyonVpn

Version 1 Draft

• Target Platform：Linux/Darwin/Windows
• CLI Only
• Features
  • Run as VPN Client
    • search for servers' info from the Router and connect to a server
  • Run as VPN Server
    • start VPN service and register self on the Router
• Router will be a single server for test in this version
  • forward data between clients and servers
  • client and server will not be connected to each other directly in this version
• Protocol Layers
  • VPN Protocol Layer
    • Packet Type
      • Handshake
      • IpPacket/Traffic
  • Forward Protocol Layer
    • Claim: client or server registers on the Router
    • Forward
  • Encrypt Layer
    • TLS
    • Man-in-the-middle attack: client should not use server's IP, but use server's certificate to identify server
  • Layers Nest
    • when: client connects to server directly:
      • IP Packet > TCP
        • TLS > VPN Protocol > Data IP Packet
    • when: client and Server connect to the Router, and the Router will forward traffic
      • IP Packet > TCP
        • TLS > Forward Protocol
          • TLS > VPN Protocol > Data IP Packet

---