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From 400 Mbps to 1.7 Gbps: A WiFi 7 Debugging Journey
Upgraded to WiFi 7 expecting 1.7 Gbps speeds. Got 400 Mbps instead. Here's what was actually wrong and how I fixed it.
New
The latest blog posts to take off on Hacker News. 3,021 posts.
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The Internet runs on free and open source software and so does the DNS
The ICANN Security and Stability Advisory Committee recently published SAC132: The Domain Name System Runs on Free and Open-Source Software.
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Tailscale Peer Relays
Tailscale Peer Relays provide predictable, performant access, entirely within your own tailnet.
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Keeping the Internet fast and secure: introducing Merkle Tree Certificates
Cloudflare is launching an experiment with Chrome to evaluate fast, scalable, and quantum-ready Merkle Tree Certificates, all without degrading performance or changing WebPKI trust relationships.
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Ubiquiti SFP Wizard
Celebrate SFP Liberation Day with Ubiquiti’s new SFP Wizard, the $49 portable tool that tests and programs any SFP or QSFP module in seconds. Enjoy up to 1000% off Ubiquiti SFPs and unlock true universal compatibility across every switch and network.
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Tailscale Services
Tailscale Services is a new way to define available resources on your network and expand the granularity of your access controls to resources that may not have Tailscale installed on them.
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More than DNS: Learnings from the 14 hour AWS outage
A thorough review of a major cloud outage.
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We do not have sufficient links to the UK for Online Safety Act to be applicable
We can argue that we are out-of-scope for the UK’s Online Safety Act.
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WebDAV isn't dead yet
I should have titled this post “I hate S3”. 📢 What is the status quo? FTP is dead (yay), SFTP is too dependent on SSH and unix authentication. AWS made S3 pervasive and now every webapp that needs to store files assumes you’ll be able to connect it S3. This …
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Unlocking free WiFi on British Airways
Personal website talking about some stuff I've made and technology
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Spinning Up an Onion Mirror Is Stupid Easy
I recently spun up a .onion mirror of this website.
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JMAP for Calendars, Contacts and Files Now in Stalwart
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...
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Democracy and the open internet die in daylight
O bviously there have been many editorial changes at the formerly venerable Washington Post, a tawdry saga which I don’t intend to recap here.
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Matrix Conference 2025 Highlights
The Matrix Conference 2025 was a huge success, and the energy and enthusiasm was just incredible!
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RFCs: Blueprints of the Internet
Think about it for a second: could the internet exist without standards and protocols? Of course not! Computers need shared rules and agreements to communicate with one another. Even human languages, like English, work much the same way. They function as a kind of communication protocol because we’ve all agreed on…
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Wireshark 4.6.0 Supports macOS Pktap Metadata (PID, Process Name, etc.)
Four years after my post on doing network captures on macOS with Process ID, Wireshark 4.6.0 has been released which includes support for parsing this…
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Nostr and ATProto (2024)
This post could’ve been titled “Nostr vs ATProto”, but that really isn’t what I wanted to do here. While I will be comparing and contrasting them a lot, and that’s kind of even the point of writing this, I didn’t want to really pit the two against each other at all, and especially not with the title. I also want to…
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A Guide for WireGuard VPN Setup with Pi-Hole Adblock and Unbound DNS
I’ve used Mullvad as my VPN provider for a few years. Their service is good, they provide keys for 5 devices, rely on the Wireguard protocol, and offer alternative configurations as well. Despite that, my needs have changed and I wanted to be able to have granular control over DNS queries and the ability to connect my…
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Tangled, a Git collaboration platform built on atproto
A Git collaboration platform, built on AT Protocol
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Does our “need for speed” make our wi-fi suck?
It is common knowledge among Wi-Fi professionals that using 20 MHz or 40 MHz channel widths when planning 5 GHz networks offers the best overall ex
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A story about bypassing air Canada's in-flight network restrictions
1 Prologue A while ago, I took a flight from Canada back to Hong Kong - about 12 hours in total with Air Canada. Interestingly, the plane actually had WiFi: However, the WiFi had restrictions. For Aeroplan members who hadn’t paid, it only offered Free Texting, meaning you could only use messaging apps like WhatsApp…
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I/O Multiplexing (select vs. poll vs. epoll/kqueue)
Problems and Algorithms
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Valorant's 128-Tick Servers (2020)
Hi, I’m Brent “Brentmeister” Randall and I’m an engineer on the Gameplay Integrity team for VALORANT . My team is responsible for VALORANT ’s build system, automation framework, game client performance, and server performance. In this arti…
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Modern messaging: Running your own XMPP server
Since a years we know, or might suspect, our chats are listend on, our uploaded files are sold for advertising or what purpose ever and the chance our social messengers leak our private data is incredibly high. It is about time to work against this.
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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 .
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Self-hosting email like it's 1984
Notes from setting up a truly minimal self-hosted email server with Postfix and OpenDKIM. Covers TLS, SPF, DKIM, DMARC, DNS, reverse DNS, multiple domains, and delivering to Gmail.
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Who owns Express VPN, Nord, Surfshark? VPN relationships explained (2024)
Who owns the major VPN companies like Express, Nord, and Surfshark? We take you through an interactive map of the murky world of VPNs.
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WireGuard topologies for self-hosting at home
I recently migrated my self-hosted services from a VPS (virtual private server) at a remote data center to a physical server at home. This change was motivated by wanting to be in control of the hardware and network where said services run, while trying to keep things as simple as possible. What follows is a…