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CoreBGP – Plugging in to BGP
In this post I'll provide some of my personal experience and history working with BGP, and introduce a new BGP library, CoreBGP, which can be used to build the next generation of BGP-enabled applications.
New
The latest blog posts to take off on Hacker News. 239 posts.
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Estonian Electronic Identity Card: Security Flaws in Key Management
Arnis Parsovs, Software Technology and Applications Competence Center and University of Tartu
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RCE on Telia Routers
Multiple vulnerabilities could allow running arbitrary code on an intranet server and gain root access on all the customers' routers
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Comparing how different devices display the SSID “á̶̛̛̓̿̈͐͆̐̇̒̑̈́͘͝aaa”
I'm a software and network engineer living on the west coast. I currently work at Qumulo writing a petabyte-scale CDN with linearizable reads and writes at every edge. Previously, I worked at Arista Networks doing network automation, large scale digital-twin network validation, and routing for SMPTE2110 networks.
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How to use FIDO2 USB keys with SSH
I recently installed Ubuntu Wacky Whatever, the latest version, and I’m very excited about it shipping with SSH 8.2, which means that I can finally use hardware USB keys for secure, easy to use authentication. If securing your devices has been something you’ve wanted to easily do yourself, read on, because it’s…
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The History of Usenet and FidoNet
Between roughly 1975 and 1995, access to computers accelerated much more quickly than access to computer networks. First in the United States, and then in other wealthy countries, computers became …
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Use Unix Pipes to Improve Chromecast Playback
When casting from YouTube to a Chromecast, sometimes the audio playback will skip and stutter. We can use VLC and Unix pipes to address this problem.
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The value of Tor and anonymous contributions to Wikipedia
According to a recently published research paper co-authored by researchers from Drexel, NYU, and the University of Washington, Tor users make high-quality contributions to Wikipedia. And, when they are blocked, as doctoral candidate Chau Tran, the lead author describes, "the collateral damage in the form of…
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How CDNs Generate Certificates
Say Hi to Thomas. Thomas's first weeks at Fly have been hectic, but he's been taking notes, copious notes that can teach you all about the wild world of certificate infrastructure. Read on to discover more...
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United States wants HTTPS for all government sites, all the time
The Sophos Blog
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What happens when you update your DNS
What happens when you update your DNS?
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Wireless Is a Trap
Over and over again, I’ve seen people fix some wireless-related problem and go “wow, I had no idea how much better this could be!" • Wireless protocols often silently operate in an extremely degraded state that makes them substantially worse than wired equivalents.
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A Technology Preview of Nginx Support for QUIC and HTTP/3
We announce the technology preview of NGINX support for QUIC+HTTP/3 as pre-release software, available for interoperability testing, feedback, and code contributions. HTTP/3 replaces TCP with QUIC, which is designed to support multiplexed connections more reliably.
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Zoom to bring end-to-end encryption to all users, including non-paying
Learn more about how to use each Zoom product to connect with coworkers, customers, businesses, and more with insights and best practices.
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I built an IPFS crawler with libp2p
And lessons learnt
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A Facebook crawler was making 7M requests per day to my stupid website
Francesco Napoletano is a highly competent staff software engineer with 20+ years of experience developing a wide range of tools and applications for the web stack.
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Receiving images of Earth from satellites with software defined radio
FM radio headphones were given out at the door. Each set was tuned beforehand to receive a broadcast from my programmed station. Visitors were then invited to walk around the room, contemplating the artifacts of the exhibit.
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The Impending Doom of Expiring Root CAs and Legacy Clients
Regular readers will know that I'm very active in the CA / PKI space and even deliver a 2-day advanced training course [https://www.feistyduck.com/training/the-best-ssl-and-tls-training-in-the-world] on the topic. Over the last year or so I've been watching
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5G and Shannon’s Law
Why 5G's faster data rates are possible: Shannon's Law explained in plain language.
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A Future Without MPEG
Table of contents Introduction The situation today The competitors What is/will be available What the market offers Licensing of other media coding standards My views on the next steps of media coding standards A disclosure My forecast So, what will happen next? And now? Introduction My plan this week was to talk…
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eBay is port scanning visitors to their website
Websites are scanning for open ports on your PC to help fight fraud, but this data also flows into a massive, global tracking database.
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Looking back at how Signal works
In the midst of world-wide protests against racism and police brutality, a lot of people are becoming more immediately aware and concerned about the security of their data and online communication. We’ve gotten a lot of questions at Signal over the past week, so we wanted to briefly recap how it ...
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Huawei proposes to replace TCP/IP at ITU
The Internet continues to evolve at a rapid pace. New services, applications, and protocols are being developed and deployed in many areas.
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Detecting a 2.4 GHz transmission for under 1 EUR
As I was debugging a wireless mouse based on a 2.4 GHz proprietary protocol, I wanted to detect the transmitted signals. Note that I purposefully wrote “detect”: It was sufficient to see how often the transmission occurred (and if at all) and whether the link was unidirectional – i.e., only the mouse transmits and the…