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Topics /
Networking & Internet
The most popular blog posts about networking & internet on Hacker News. 3,019 posts.
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Towards Interplanetary QUIC Traffic
Have you ever asked yourself which protocols get used when downloading pictures from the Perseverance Mars rover to Earth? I hadn’t thought about that either, until I came across an intriguing message on the internet, back in April 2024: I’m looking for someone knowledgeable of quic/quinn to help us out for our deep…
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BitTorrent secures and open-sources DHT bootstrap server
Arvid Norberg, chief architect for BitTorrent, Inc, introduces a new DHT bootstrap server. This latest version introduces Node ID enforcement as an important step in our development for BitTorrent Chat. It’s also now open source so that anyone can run their own bootstrap node.
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R5N - Obfuscated mesh routing on hostile networks.
This document contains the R 5 N DHT technical specification. R 5 N is a secure distributed hash table (DHT) routing algorithm and data structure for decentralized applications. It features an open peer-to-peer overlay routing mechanism which supports ad-hoc permissionless participation and support for topologies in…
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Anatomy of a DNS Lookup – Part II
and determined that most programs reference /etc/resolv.conf along the way to figuring out which DNS server to look up.
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Getting a network trace from a single application
I recently wanted a way to get a network packet trace from a specific application. My googling showed me an old askubuntu thread that solve...
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Serving 90TB/Day of Linux Updates from Thin Clients
The thoughts and projects of an engineer who likes to convert solder, firmware, and wire into all sorts of different forms of entertainment.
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Getting a vanity phone number with four consecutive digits
Automating Verizon number searches to find rare phone numbers with repeating digits.
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PGPP (Pretty Good Phone Privacy) Beta Launch
We are excited to announce that PGPP (Pretty Good Phone Privacy) is now in Beta.
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NIST is broadcasting a test signal on minute 8 of the hour on WWV and 48 on WWVH
Listen to WWV announcement recorded 0008UTC 11/4/2021 from WWV 10MHz broadcast, receiver IC-7300 13.7km from the station.
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I tried to watch Game of Thrones legally in France, Here is what happened
As many of my friends in France started watching the last season of Game Of Thrones: I decided to start watching it too.
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Law Enforcement Undermines Tor
Few weeks ago, the German political magazine Panorama and STRG_F reported that law enforcement agencies infiltrated the Tor network in order to expose criminals. The reporters had access to documents showing four successful deanonymizations. I was given the chance to review some documents. In this post, I am…
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The EU can be shut down with a few keystrokes
On a QWERTY keyboard
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Microsoft ‘Mortally Wounds’ SHA-1
Microsoft has announced that CAs in its root program may not issue certs signed using the SHA-1 algorithm, starting just over two years from now, and that Windows will start refusing to recognise such certs starting just over 3 years from now.
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LLM Networking with MikroTik
I’ve been refraining from saying ‘vibe networking’ or ‘vibkrotik’ or some other abomination, but it is true - I have been using LLMs to setup a few networks these last few months, and things have generally gone over swimmingly.
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What is end-to-end encryption and how does it work?
End-to-end encryption is the foundation of the Proton ecosystem. Here’s what E2EE means, and how it protects you.
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Google Public DNS: 70 billion requests a day and counting
Insights from Googlers into our products, technology, and the Google culture
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Wireguard VPN: Typical Setup (2017)
I recently discovered the awesome Wireguard VPN tunnel and I was sold. Wireguard is a simple, kernel-based, state-of-the-art VPN that also happens to be ridiculously fast and uses modern cryptographic principles that all other highspeed VPN solutions lack.
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HTTP vs. WebSockets: Which one is the fastest for Postgres queries at the edge?
Faster is always better, especially when executing SQL queries. We recently introduced SQL-over-HTTP to our driver, which previously only supported WebSockets. Why did we do that? And which approach is faster? Our journey developing the WebSockets serverless driver We first developed the Neon driver to help developers…
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Telegram secret chat geolocation leak
UPD: I've just received confirmation from Telegram, that a patched version was released a few hours ago. Here is the patch on github....
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NextNav's Callous Land-Grab to Privatize 900 MHz
The 900 MHz band, a frequency range serving as a commons for all, is now at risk due to NextNav’s brazen attempt to privatize this shared resource. Left by the FCC for use by amateur radio operators, unlicensed consumer devices, and industrial, scientific, and medical equipment, this spectrum has...