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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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Building my own network stack
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A Memory Safe Implementation of the Network Time Protocol
Folkert and the team at Tweede golf are helping us to build a memory safe NTP implementation. We asked them to share their experience in this blog post. Thank you for your partnership and contributions, Tweede golf team! Josh Aas, Head of ISRG’s Prossimo project For the last few months we at Tweede golf have been…
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Protocols, not platforms
Does everybody get to coin one maxim in their lives? If so, here’s mine: Everything gets worse. Let’s say you’re shopping at the grocery, when you notice a new food product. It competes directly with
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Passwordless Logins with Yubikey
Yubikey is currently the de facto device for U2F authentication. It enables adding an extra layer of security on top of SSH, system login, signing GPG keys,...
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Tcpls: Modern Transport Services with TCP and TLS
Guest Post: TCPLS takes advantage of decades of performance optimizations made to TCP and has also a few other tricks up its sleeves.
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Tightening up Privacy in Matrix
Matrix, the open protocol for secure decentralised communications
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Arris / Arris-variant DSL/Fiber router critical vulnerability exposure
Cybersecurity researcher, entrepreneur, and engineer.
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Load Balancing without Load Balancers
CloudFlare had an hour-long outage this last weekend. Thankfully, outages like this have been a relatively rare occurrance for our service.
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Dweb: Building a Resilient Web with WebTorrent
The web is healthy when the financial cost of self-expression isn’t a barrier. This installment of the Dweb series describes WebTorrent – an implementation of the BitTorrent protocol that runs ...
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Simple Networking in Linux
Industrial production of readable insanity
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Reinstating Net Neutrality in the US
Today, Mozilla together with other internet companies ADT, Dropbox, Eventbrite, Reddit, Vimeo, Wikimedia, sent a letter to the FCC asking the agency to rei
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Most TOR servers are vulnerable (NSA crackable)
After more revelations, and expert analysis, we still aren't precisely sure what crypto the NSA can break. But everyone seems to agree that...
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A P2P Vision for QUIC (2024)
Using QUIC to achieve everything needed for NAT traversal, from address discovery to proxying UDP
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Port forwarding
At AzireVPN, we are dedicated to providing our users with advanced features that enhance their online experience. We are thrilled to announce the launch of our latest addition: Port forwarding. In this blog post, we will delve into what Port forwarding is and how it can be leveraged to open
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SSH uses four TCP segments for each character you type
Every time we press a key in an interactive SSH session, the SSH Client sends that keystroke as a TCP segment to the SSH Server. Here is a Wireshark …
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UTorrent.com compromised, malware added to installer
This morning on 9/13/2011 at approximately 4:20 a.m. Pacific Daylight Time (UTC -7), the uTorrent.com and BitTorrent.com Web servers were compromised. Our standard Windows software download was replaced with a type of fake antivirus “scareware” program. (UPDATE: See below for removal instructions.) Just…
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How to properly interpret a traceroute or mtr
traceroute vs mtr When a packet travels across the Internet, it travels through multiple routers. The traceroute and mtr tools can be used to identify the routers a packet passes through between you and a given destination IP address. traceroute is a one-shot sort of tool whereas mtr runs and agg
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That Plane Overhead: Starring Our Friends SDR, ADS-B, I2C and KLGA
You may ask yourself, “How did I get here?” - Talking Heads
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How to Read an RFC (2018)
Requests for Comments (RFCs) are how we specify many protocols on the Internet. These documents are alternatively treated as holy texts by developers who parse them for hidden meanings, then shunned as irrelevant because they can’t be understood. This often leads to frustration and – more significantly …