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Reversing UK mobile rail tickets
The UK has used small credit-card sized tickets to pay for train travel for years and years, since long before I was born — originally theAPTIS ticket1,which...
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Apple TV, now with more Tailscale
Learn how Apple TV now supports Tailscale with tvOS 17, enabling secure remote networking, media streaming, and exit node functionality. Transform your Apple TV into a powerful networking tool today!
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Is Gmail killing independent email?
People report that self-hosted emails always end up in Gmail spam. Is there anything Google can do about it?
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Tailscale Has Partnered with Mullvad
Since Tailscale was founded in 2019, customers have been forced to choose between either Tailscale or Mullvad without the ability for them to co-exist.
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Underwater ears everywhere
Programming note: the subscribe link was broken for a while because I am bad at computers (yet another case of "forgot to enable the systemd unit"). It's fixed now. The unsubscribe link was also broken and is now fixed but, you know, maybe that was a feature. Did wonders for reader retention.
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An excruciatingly detailed guide to SSH (but only the things I find useful)
Oh you like SSH? Name every flag.
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AWS to begin charging for public IPv4 addresses
We are introducing a new charge for public IPv4 addresses. Effective February 1, 2024 there will be a charge of $0.005 per IP per hour for all public IPv4 addresses, whether attached to a service or not (there is already a charge for public IPv4 addresses you allocate in your account but don’t attach to […]
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The Twitter API is now effectively unmaintained
Posted on the Twitter Developers forum and IndieNews. Hi all! I don’t have much new to say about the ongoing chaos at Twitter or the impending death of the free API tier. I’d just like …
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SSH over HTTPS
Tl;DR: to pass SSH through HTTPS you need to tweak client and server sides as the following:
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ProtonMail Rewrites Your Emails
I switched to ProtonMail a few years back after getting fed up with Google. It’s been mostly acceptable, but a few months ago the Android client started mangling emails – if I hit “send” too soon, it would send out only part of what I’d typed; I had to wait 10 seconds or so after I finished typing before hitting send…
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Android 14 introduces cellular connectivity security features
Posted by Roger Piqueras Jover, Yomna Nasser, and Sudhi Herle Android is the first mobile operating system to introduce advanced cellular...
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The FCC responds to my ATSC 3 encryption complaint – they want to hear from you
The FCC reached out to me and is asking all of you who signed the petition to also file a comment in their docketing system for the ATSC 3 petition. This is very easy to do and will just take a few minutes. So far there are only about a dozen or so complaints filed. … Continue reading The FCC Responds to my ATSC 3…
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The networkQuality tool on macOS
Getting Started with networkQuality The networkQuality tool is a built-in tool released in macOS Monterey that can help diagnose network issues and measure network performance. In this post, we'll go over how to use the networkQuality tool and some of its key features. Running the Default Tests To
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Moving our Encrypted DNS servers to run in RAM
We recently announced the completion of our migration to remove all traces of disks in use on our VPN infrastructure.
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I may be the only evil (bit) user on the internet (2015)
Almost every year a joke RFC is made on April 1st (these have caught on so well, that it’s now common to see more than one of these every year), or April Fool’s Day, and some of them are pretty great. Here are some of my favourites:
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Proof-of-Work Defense for Onion Services
Today, we are officially introducing a proof-of-work (PoW) defense for onion services designed to prioritize verified network traffic as a deterrent against denial of service (DoS) attacks with the release of Tor 0.4.8.
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Free Public WiFi
Once, many years ago, I stayed on the 62nd floor of the Westin Peachtree Plaza in Atlanta, Georgia. This was in the age when the price of a hotel room was directly correlated with the price of the WiFi service, and as a high school student I was not prepared to pay in excess of $15 a day for the internet. As I…
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The novel HTTP/2 'Rapid Reset' DDoS attack
Learn how the new DDoS attack technique Rapid Reset works, and how to mitigate it
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Lockheed is now tracking phones and walkie-talkies from space
Space-based phone location-tracking firm HawkEye 360 announced its partnership with U.S. weapons manufacturer Lockheed Martin this morning. The UAE military is allegedly a "strong" customer.
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Mitigating the Hetzner/Linode XMPP.ru MitM interception incident
(If you just want some recommendations for what to do, skip down to the Recommendations section below .)
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IRC is the only viable chat protocol (2022)
An article on why IRC is still the only chat protocol worth using, and a positive look at the surprisingly autistic-friendly Microsoft Comic Chat IRC client.
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Still Love Telnet
How to use the telnet command on the bash command line to debug network problems.
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Splitting the Web
Splitting the Web par Ploum - Lionel Dricot.
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How does Linux NAT a ping?
A few months ago, I found myself wondering how a command like ping 1.1.1.1 works from within a private network. In most private networks, multiple hosts connect to the Internet through a router. For IPv4, the router performs network address translation (NAT) by rewriting the original host’s source address to the…
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A Visual Guide to SSH Tunnels: Local and Remote Port Forwarding
SSH port forwarding explained in a clean and visual way. How to use local and remote port forwarding. What sshd settings may need to be adjusted. How to memorize the right flags.
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Building a Personal VoIP System
Take control of your telephony with Asterisk!