1
How NAT Traversal Works (2020)
Learn how NAT traversal works, how Tailscale can get through and securely connect your devices directly to each other.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 14 posts.
2
Cloudflare outage on November 18, 2025 post mortem
Cloudflare suffered a service outage on November 18, 2025. The outage was triggered by a bug in generation logic for a Bot Management feature file causing many Cloudflare services to be affected.
3
NSA and IETF: Can an attacker purchase standardization of weakened cryptography?
It's normal for post-quantum cryptography to be rolled out as an extra layer of security on top of traditional pre-quantum cryptography, rather than as a replacement .
4
Ecosia is teaming up with Qwant to build a European search index
We are proud to share the next step in our journey towards tech independence: building our very own search index!
5
The State of SSL Stacks
The SSL landscape has shifted dramatically. In this paper, we examine OpenSSL 3.x, BoringSSL, LibreSSL, WolfSSL, and AWS-LC with HAProxy.
6
The Agent2Agent Protocol (A2A)
Explore A2A, Google's new open protocol empowering developers to build interoperable AI solutions.
7
Cross-Platform P2P Wi-Fi: How the EU Killed AWDL
This post investigates how we got from Wi-Fi Direct to AWDL to Wi-Fi Aware, what makes Wi-Fi Aware technically superior, and why this shift unlocks true cross-platform peer-to-peer connectivity for developers.
8
DNS4EU for Public Is Available
The free DNS4EU resolver, for everyone in Europe. Get the addresses, set it up in minutes, and block malware and phishing with no tracking.
9
Cloudflare outage on December 5, 2025
Cloudflare experienced a significant traffic outage on December 5, 2025, starting approximately at 8:47 UTC. The incident lasted approximately 25 minutes before resolution. We are sorry for the impact that it caused to our customers and the Internet. The incident was not caused by an attack and was due to…
10
Why SSL was renamed to TLS in late 90s (2014)
The Netscape/Microsoft browser wars in the mid-90's were really vicious and competitive. They really had it out for each other. Netscape had...
11
VPN location claims don't match real traffic exits
17 out of 20 popular VPNs exit traffic from different countries than they claim. Dig into what that means and why it matters in our VPN report.
12
The Web Is Broken – Botnet Part 2
I guess you have all heard about the growing problem of AI companies trying to aggressively collect whatever data they can get their hands on to train their models. This has caused an explosive surge in web crawlers relentlessly hitting servers big and small. But who runs these crawlers? Turns out — it could be you!
13
Tailscale Peer Relays
Tailscale Peer Relays provide predictable, performant access, entirely within your own tailnet.
14
Online Safety Act – shutdowns and site blocks
Report incorrectly blocked sites on UK ISP and mobile networks.