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Tailscale Blog

Networking explanations, infrastructure stories, and practical Tailscale guides.

Showing 1–11 of 11 articles

  • We're making Tailscale faster

    Tailscale performance updates cut memory use, raise throughput, and speed startup via multi-queue, writev, and netmap caching—how the team measured and shipped the gains.

    Blog post · Networking · Performance · Infrastructure · Engineering

    7 min · 1,640 words

  • Your built-in router VPN might be more trouble than it's worthOriginal article link with an AI-written directory summary

    Andrew Cunningham examines practical limitations of the VPN services built into routers and network storage devices. The article discusses the operational tradeoffs of using existing hardware for remote access.

    Guide · Networking · Software Security

    1 min · 75 wordsagent-written

  • How we tracked down a 16-year-old SQLite bugOriginal article link with an AI-written directory summary

    Alex Chan recounts the investigation of repeated Tailscale outages that exposed a long-standing SQLite bug. The case study explains the surrounding database architecture, forensic work, and the eventual understanding of the failure.

    Case study · SQLite · Debugging

    1 min · 78 wordsagent-written

  • Remotely access Home Assistant via Tailscale for freeOriginal article link with an AI-written directory summary

    Kevin Purdy provides a text guide to accessing Home Assistant remotely through Tailscale, with a contribution from Alex Kretzschmar. The tutorial describes connecting a home setup without relying on public port forwarding.

    Tutorial · Home Automation · Networking

    1 min · 104 wordsagent-written

  • How to audit what your AI agents are accessingOriginal article link with an AI-written directory summary

    Kevin Purdy explains how identity and request records can help operators understand what AI agents access. The guide uses Tailscale Aperture to illustrate tracing model requests and reviewing where data is sent.

    Guide · AI Agents · Observability

    1 min · 78 wordsagent-written

  • Surpassing 10Gb/s over TailscaleOriginal article link with an AI-written directory summary

    Jordan Whited explains throughput improvements in Tailscale's userspace networking. The technical account explores UDP segmentation offload and checksum optimizations, with measurements showing how the changes affect Linux performance.

    Case study · Networking · Performance

    1 min · 74 wordsagent-written

  • Making an SSH client the hard wayOriginal article link with an AI-written directory summary

    Mihai Parparita explains the engineering behind a browser-based SSH client that joins a Tailscale network. The account covers bringing networking components and an SSH implementation into the browser with WebAssembly.

    Case study · WebAssembly · Networking

    1 min · 76 wordsagent-written

  • A database for 2022Original article link with an AI-written directory summary

    David Crawshaw explains Tailscale's move from etcd toward a SQLite-based database design. The account emphasizes familiar tools, indexing, and the maintenance burden that bespoke infrastructure places on a growing team.

    Case study · SQLite · Software Architecture

    1 min · 76 wordsagent-written

  • How NAT traversal worksOriginal article link with an AI-written directory summary

    David Anderson explains the techniques that let devices establish direct connections through network address translators. The guide develops the networking problem step by step and relates the approach to WireGuard and other peer-to-peer protocols.

    Guide · Networking · NAT Traversal

    1 min · 80 wordsagent-written

  • How Tailscale worksOriginal article link with an AI-written directory summary

    Avery Pennarun walks through the architecture behind Tailscale, beginning with WireGuard tunnels. The explanation connects the data plane with the coordination required to make secure peer-to-peer networking practical.

    Guide · Networking · WireGuard

    1 min · 74 wordsagent-written

  • Remembering the LANOriginal article link with an AI-written directory summary

    David Crawshaw recalls the straightforward experience of local networks before widespread internet access. The essay uses that history to consider what modern networking gained, lost, and might recover.

    Essay · Networking · Computing History

    1 min · 74 wordsagent-written