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Finger: the 1971 social network that never died
It will surprise more than a few of you to hear that the first social network dates back to 1971. No accounts, no algorithm, no central server. Your…
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 216 posts.
62
If IPv4 were land
An interactive world map where every country is resized by how many IPv4 addresses it holds instead of its land area. Flip between real land and IPv4 land, zoom in, and compare countries.
63
Framework's 10G Ethernet module exposes USB-C's complexity
I've been following WisdPi's development of various 5 Gbps and 10 Gbps Ethernet adapters for the past couple years. They use newer Realtek Ethernet chips, which sometimes have performance quirks—most frequently encountered under Linux. In today's video, I tested the new WisdPi 10G Ethernet Expansion Card for Framework…
64
That's not how email works
A confusing letter from HSBC informed me that I've not been receiving their emails, and I have to change the email address they use to contact me. Except I've been receiving all of their emails just fine! The problem, it turns out, is that surveillance capitalism is now so-widespread that the bank cannot conceive that…
65
Accenture to acquire Ookla
Accenture has entered into an agreement to acquire Ookla, a global leader in network intelligence, competitive benchmarking and customer experience analytics.
66
Starlink Mini as a failover
I recently picked up a Starlink Mini to use as a backup connection for my home network. The underlying technology is fascinating - thousands of satellites in low Earth orbit delivering broadband almost anywhere. With the new £4.50 standby plan, it's an excellent way to keep things online.
67
IPv6 is not insecure because it lacks a NAT
This post is intended to dispell the mistaken belief that IPv4 is more secure than IPv6 because it includes a NAT which must be configured to allow inbound traffic.
68
Welcoming Discord users amidst the challenge of Age Verification
Matrix, the open protocol for secure decentralised communications
69
Use protocols, not services
The Internet is almost anonymous and privacy-preserving by design. I mean, unless some administrator actively tries to track you, there is no built-in...
70
Hijacking the PS5's RTMP stream
The long way around to screen sharing.
71
Yandex outage: data shows that instead of going dark, malicious bots moved
When strikes hit Yandex data centers, many assumed Russian bot operations went dark. Cloudflare data reveals that while search crawling stopped, malicious bots simply migrated to other networks.
72
Choosing a Public DNS Resolver
Compare 30 global public DNS resolvers by privacy, filtering, DNSSEC, DoH, DoT, DoQ, IPv6, and jurisdiction, and benchmark DoH speed from your browser.
73
Reliable 25 Gigabit Ethernet via Thunderbolt
I found this tiny fanless Thunderbolt 25G Ethernet adapter. With a little tinkering, it actually works.
74
Will Linux phones become a viable alternative to the Android/iOS duopoly?
Linux phones now have the hardware and software to succeed, but it is an open question whether they will become a viable alternative to the Android/iOS duopoly.
75
Nearly half of LG smart TV apps contain residential proxy SDKs
Spur scanned 6,038 LG and Samsung smart TV apps and found 2,058 with residential proxy SDKs, exposing privacy and home network risks.
76
Networking changes coming in macOS 27
We are under warning that macOS 27 is likely to remove support for AFP, and lately some additional requirements for connection to certain servers. This explains how these could affect you.
77
Jabber/XMPP: 25 Years of Digital Independence
Infrastructure “We should own our infrastructure.” A lot of people would instinctively nod in agreement with that statement. Yet who “we” refers to shifts depending on the type of infrastructure. Highways, railways, bridges, and ports require nation-scale efforts. The water supply is usually put into the hands of…
78
Gnutella: A Protocol Outliving the World That Created It
Gnutella Explanation
79
My Home Fibre Network Disintegrated
Thanks HN folks for all the comments. To clarify a bit, the cables are pulled through PVC conduits under the flooring before being buried in cement. Currently the hypothesis for why the cable disintegrated so quickly is hydrolysis. Singapore is extremely humid after all. A second possibility is that I keep the…
80
Indoor Wi-Fi Roaming with OpenWRT
A few months after writing up the Cudy AX3000 units and moving the house over to OpenWRT, I ended up revisiting the one bit I had deliberately waved away ...
81
SSH certificates: the better SSH experience
When I ssh into a server for the first time, I’m confronted with a dialog which asks me to verify I’m actually talking to the machine I expect to be talking to. $ ssh -l jp 192.0.2.65 The authenti...
82
Mysteries of Telegram Data Centers (2022)
Telegram claims to have 5 data centers (DCs), referred to as DC1~5 in Telegram’s code and documentation. Among them, DC1 and DC3 are located in Miami, USA; DC2 and DC4 are in Amsterdam, Netherlands; and DC5 is in Singapore. Each account is associated with a DC upon registration and does not change with the…
83
Epoll vs. io_uring in Linux
First, I want to tell you how exactly I got to this point and why I started researching different options for handling asynchronous I/O on Linux… Last year, my students and I built a reverse proxy server called TinyGate. It was super simple, worker-based, and it basically worked well. Of course, I didn’t expect it to…
84
Europe's company websites are mostly served by US vendors
Vendor attribution study of 19,450 European company websites. Cloudflare is the largest internet-facing infrastructure vendor in every one of seven EU markets.
85
Making Tailscale Faster
Tailscale performance updates reduce memory use, increase throughput, and speed startup with multi-queue, writev, and netmap caching.
86
OpenSSH 10.6p2 Critical workaround for alpine without PAM
OpenSSH release notes
87
Microsoft mishandling example.com
TL;DR: Since at least February 2020, Microsoft's Autodiscover service has incorrectly routed the IANA-reserved example.com to Sumitomo Electric Industries' mail servers at sei.co.jp , potentially sending test credentials there.
88
Noq: n0's new QUIC implementation in Rust
Introducing noq: n0's QUIC implementation
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France's supermarket fridges were vulnerable online for months
IPinfo scans reveal that 85% of exposed French refrigeration controllers had known security flaws before the October 2026 cyberattack.