Verified65% confidenceSolutionExact time
When UDP is completely blocked by a firewall, Tailscale ensures connectivity through DERP (Designated Encrypted Relay for Packets) relay servers, and end-to-end encryption prevents the relay servers from decrypting data content.
3
Sources
65%
Confidence
Long-term
Relevance
7/11/2026
First Seen
Sources
Tailscale：用 WireGuard 轻松搭建安全私有网络
githubGitHub Trending7/10/2026
Related Claims
UnverifiedDERP relay servers can only see the ciphertext encrypted by WireGuard and cannot decrypt the actual transmitted content.77% similarUnverifiedTailscale uses STUN and ICE-like protocols for NAT traversal, and when direct connection is not possible, it forwards traffic through DERP relay servers while maintaining end-to-end encryption.75% similarUnverified通过Tailcat传输的数据天然享有WireGuard提供的端到端加密保护，并能穿透NAT和防火墙无需手动配置端口映射68% similarUnverified可继续使用 Tailscale 建立 WireGuard 加密隧道，同时在隧道内部运行传统 OpenSSH 进行身份验证，以实现职责分离66% similarUnverifiedAT Protocol引入DID（去中心化标识符）体系，用户身份不依附于单一服务器，而是锚定在可跨平台携带的加密标识上65% similar
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