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SSH and User-Mode IP WireGuard
Documentation and guides from the team at Fly.io.
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USB 3.0* Radio Frequency Interference on 2.4 GHz Devices (2012)
Browse Intel product information for Intel® Core™ processors, Intel® Xeon® processors, Intel® Arc™ graphics and more.
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SSH Tunneling Explained
SSH tunneling transports data streams within an existing SSH session. This post explains different tunneling techniques and features as supported by OpenSSH.
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Netcat – All you need to know
Introduction Netcat is a tool that reads and writes data across network connections, using TCP or UDP protocol. Netcat has been referred to as the TCP/IP / networking swiss army knife. In this article we’ll look at different applications of netcat and how it can be useful in day to day activities of a pentester…
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Taildrop was kind of easy
Learn about Taildrop, the first test of an experimental p2p app discovery layer in Tailscale. Understand why it was so easy to build, and how it works for large files.
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I made 50k calls to explore the telephone network
Post describing my research wardialing Finnish freephones.
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Disclosing E2EE vulnerability in multiple Matrix clients
Matrix, the open protocol for secure decentralised communications
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A realization of why email is critical infrastructure for the Internet
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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What is BGP? – BGP routing explained
Border Gateway Protocol (BGP) is the routing protocol for the Internet. Much like the post office processing mail, BGP picks the most effecient routes for delivering Internet traffic.
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How Netflix uses eBPF flow logs at scale for network insight
By Alok Tiagi, Hariharan Ananthakrishnan, Ivan Porto Carrero and Keerti Lakshminarayan
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German Court Rules Against Internet Security Non-Profit Quad9
A public and free DNS service for a better security and privacy
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How I hijacked the top-level domain of a sovereign state
Here’s how I temporarily took over 50% of all DNS traffic for the TLD of the Democratic Republic of Congo.
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Demonopolizing the Internet with Interoperability
The Communications of the Association for Computing Machinery has just published my editorial, "Competitive Compatibility: Let's Fix the Internet, Not the Tech Giants," explaining how interoperability was once an engine for competition and user empowerment – and how that ended.
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Decoding James Webb Space Telescope
The James Webb Space Telescope probably needs no introduction, since it is perhaps the most important and well-known mission of the last years. It was launched on Christmas day from Kourou, French Guiana , into a direct transfer orbit to the Sun-Earth L2 Lagrange point . JWST uses S-band at 2270.5 MHz to transmit…
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Russia restricts opposition election voting app
Mobile app store metrics from NetBlocks confirm the removal of a popular opposition election tracking app from the Apple App Store and Google Play Store. The incident comes as Russia ...
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The Matrix Space Beta
Matrix, the open protocol for secure decentralised communications
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gemini:// space
Anubis could not load its JavaScript. The server may be overloaded. Please reload the page to try again.
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The Pinecone Overlay Network
Matrix, the open protocol for secure decentralised communications
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Closing web browser windows doesn't close connections
Months ago I noticed something strange in the Little Snitch Network Monitor: Safari was still connecting to web sites after every window had been closed. At the time, I thought this was just a Safari bug. I brought the issue to the attention of some Safari engineers, who I had hoped would look into it. Since then…
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Update about the October 4th outage
To all the people and businesses around the world who depend on us, we are sorry for the inconvenience caused by today’s outage across our platforms. We’ve been working as hard as we can to restore…
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Freenode commits suicide, is no longer a serious IRC network
Since this happened after I was banned from Freenode , I didn't get to observe this first hand, but this is the situation as I now understand it.
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Container networking is simple (2020)
Begin with the basics to understand Docker and Kubernetes networking: learn how to create and interconnect Linux network namespaces using only command-line tools.
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Tracking One Year of Malicious Tor Exit Relay Activities (Part II)
>25% of the Tor network’s exit capacity has been attacking Tor users
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