The latest blog posts to take off on Hacker News. 3,021 posts.
Many years ago, Google applied for the .zip Top Level Domain. ICANN, in its infinite wisdom, granted it. And now, I think, bad things are going to happen. You see computers try to be helpful. They see you wrote "visit example.com" and autolink the thing which looks like a domain name. That's handy - especially as most…
This guide shows you how to set up session recordings for Tailscale SSH. Learn how to record the terminal output whenever someone on your tailnet initiates a Tailscale SSH connection. Use these recordings to detect threats, investigate security incidents, and remain compliant with your network security policies.
This page provides a single entry point to all the posts in the story of how the world got online. Now available as a book, buy here. The Backbone: Introduction One System, Universal Service? The U…
The thoughts and projects of an engineer who likes to convert solder, firmware, and wire into all sorts of different forms of entertainment.
NetBlocks metrics confirm the disruption of Twitter, Facebook and YouTube on multiple internet providers in Pakistan on Tuesday 9 May 2023. Additionally, total internet shutdowns have been observed on mobile ...
New talk: Learning DNS in 10 years
Soon, we’re launching a sandbox environment for federation. In advance, we want to share some technical details about our design decisions.
I am frequently away from home (whether on family vacation, a business trip, or out around town), but I have a number of important resources on my home network—as any homelabber does. There are services I like to access remotely like my NAS with my giant media library, my edit server with all my active projects, and…
The objective for this project was to implement a UDP transmitter for use on the RP2040 that would consume zero CPU time. The system described on this webpage is implemented with 3 PIO state machines, 12 DMA channels, and 1 PWM channel. It generates an NLP, performs packet checksum calculations, and performs packet…
Utah's Google search volume for "VPN" is soaring following PornHub's decision to shut down access for the state in response to strict ID laws.
Whenever you enter a URL into a system, it must be parsed and validated. It is a surprisingly challenging task: it may require hundreds of nanoseconds and possibly over a thousand cycles to parse a typical URL. We can use URL parsing as a reasonable benchmark of a system performance. Of course, no single measure ……
I was always curious about all that bad guys (criminals, drug dealers, hitman’s, thief’s etc.) using not very good and secure communication channels. Forgetting about whole OPSEC stuff. There is a lo
People report that self-hosted emails always end up in Gmail spam. Is there anything Google can do about it?
There's more than one way to write an IP address: decimal, hex, octal, overflowed octets and omitted zeroes all resolve to the same host. A fun trick to mess …
How I received the signal of MANY satellites with an RTL-SDR V3
Mastodon won't be the next Twitter, and it's not because of Bluesky. The ideals and execution won't scale.
This post is the perfect starting point for learning to build your own LTE network. View this lession as a guided introduction – including the installation, configuration, and best practices that will ease your learning.
Fun with Kermit and ZMODEM file transfers over SSH using Qodem
Published: 15-04-2023 22:30 | Author: Remy van Elst | Text only version of this article
A bottom-up, animated guide to HTTP load balancing algorithms.
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…
ThreatDown detects new macOS malware like MacStealer that targets Keychain databases and steals sensitive user information. Talk to our security team.
Discover how Tailscale achieved over 10Gb/s throughput on Linux using advanced UDP segmentation and checksum optimizations. Explore benchmarks, results, and the innovations powering wireguard go's latest performance leap.
WhatsApp has launched a new cryptographic security feature to automatically verify a secured connection based on key transparency. The feature requires no additional actions or steps from users an…
Suppose you’re connected to a remote host with SSH and after a while the SSH session goes stale. The terminal is unresponsive and no keypress seem to take effect. There might be something with the network, the remote host is restarting or maybe your machine has been in hibernation, there could be multiple reasons for…
This is a conversation I had with Chat GPT trying to simulate an interaction with an non existing anonymous FTP server that would be made available for Disney fans
Email is an open system, right? Anyone can send a message to anyone... unless they are on Gmail! School Interviews uses two email servers t...
