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The most popular blog posts about networking & internet on Hacker News. 83 posts.
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.
Securely connect to anything on the internet with Tailscale. Built on WireGuard®️, Tailscale enables you to make finely configurable connections, secured end-to-end according to zero trust principles, between any resources on any infrastructure.
The Registration Data Access Protocol (RDAP) is the successor to WHOIS, which is being sunsetted on 28 January 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…
Who owns the major VPN companies like Express, Nord, and Surfshark? We take you through an interactive map of the murky world of VPNs.
We are excited to announce a significant advancement in the security of the Signal Protocol: the introduction of the Sparse Post Quantum Ratchet (SPQR). This new ratchet enhances the Signal Protocol’s resilience against future quantum computing threats while maintaining our existing security guar...
On July 14th, 2025, Cloudflare made a change to our service topologies that caused an outage for 1.1.1.1 on the edge, resulting in downtime for 62 minutes for customers using the 1.1.1.1 public DNS Resolver as well as intermittent degradation of service for Gateway DNS. We’re deeply sorry for this outage. This outage…
We are proud to share the next step in our journey towards tech independence: building our very own search index!
Bitchat is a new messaging app that allows users to chat securely with or without internet access. Download it today via the App Store or Google Play store to begin communicating safely, even when connectivity disappears. Why Bitchat is needed Palestinians are dependent on Israel for their access to electricity,
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.
Take your UniFi network anywhere. The UniFi Travel Router recreates your full network environment on power up, with flexible uplinks, instant policies, and seamless device connectivity.
Engineers prove their technique is effective even with the lowest-cost WiFi devices
Explore A2A, Google's new open protocol empowering developers to build interoperable AI solutions.
OpenSSH post quantum cryptography
The Great Firewall of China (GFW) experienced the largest leak of internal documents in its history on Thursday September 11, 2025. Over 500 GB of source code, work logs, and internal communication records were leaked, revealing details of the GFW's research, development, and operations.
HTTP/3 has been in development since at least 2016, while QUIC (the protocol beneath it) was first introduced by Google way back in 2013. Both are now...
Learn how NAT traversal works, how Tailscale can get through and securely connect your devices directly to each other.
A rare and revealing breach attributed to a North Korean-affiliated actor, known only as “Kim” as named by the hackers who dumped the data, has delivered a new insight into Kimsuky (APT43) tactics, techniques, and infrastructure. This actor's operational profile showcases credential-focused intrusions targeting South…
After four years of development, we’re thrilled to announce a major milestone in the evolution of Stalwart — the full implementation of JMAP for Calendars, Contacts, File Storage, and Sharing. With...
Discover the U5G Max and UniFi’s next generation 5G lineup featuring effortless setup, ultra fast speeds, rugged outdoor options, and advanced UniFi integration for unmatched performance.
Tailscale Peer Relays provide predictable, performant access, entirely within your own tailnet.
Privacy is dead: For multiple months, any O2 customer has had their location exposed to call initiators without their knowledge.
A Git collaboration platform, built on AT Protocol
Akamai provides a global CDN that serves visitors inside and outside of China via the Akamai global network and strategic in-country partners.
I think the human race has no future if it doesn’t go to space. —— Stephen Hawking Starlink is a low Earth orbit (LEO) satellite internet service provided by SpaceX. Users connect to near-Earth orbit satellites through a user terminal, which then connects to the internet via ground gateways. Basic Starlink network…
Learn how a Google spoof used a DKIM replay attack to bypass email security and trick users with a fake subpoena in this real-world phishing case.
Taara is now an independent company with a mission to bring high-speed, affordable and abundant connectivity to people everywhere using beams of light.
We can argue that we are out-of-scope for the UK’s Online Safety Act.
