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Ham Radio 101: What is WSPR?
Learn how WSPR (weak signal propagation reporter) technology is a fascinating facet of the Ham radio hobby in this easy-to-follow article.
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The latest blog posts to take off on Hacker News. 1,406 posts.
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Matrix 2.0 Is Here
Matrix, the open protocol for secure decentralised communications
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Speed, scale and reliability: 25 years of Google datacenter networking evolution
Google networking leaders reflect on the milestones that led to Jupiter supporting 13 petabits per second bandwidth, and what comes next.
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Riot Games: Peeking into Valorant's Netcode (2020)
We’re Matt deWet, gameplay tech lead on VALORANT , and David Straily, project tech lead on VALORANT - and we're beyond excited to be here with you all to share some of the technical details behind how we’re addressing som…
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Using Cloudflare on your website could be blocking RSS users
Cloudflare's security features could be blocking RSS feed users from accessing your website
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MacOS sometimes leaks traffic after system updates
We have found that you could be leaking traffic on macOS after system updates. To our current knowledge a reboot resolves it. We are currently investigating this and will follow up with more information.
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FIDO Alliance publishes new spec to let users move passkeys across providers
The FIDO Alliance has published a working draft of a new set of specifications for secure credential exchange that, when standardized and implemented by
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Mitmproxy 11: Full HTTP/3 Support
We are excited to announce the release of mitmproxy 11, which introduces full support for HTTP/3 in both transparent and reverse proxy modes. We’re also bringing in a ton of DNS improvements that we’ll cover in this blog post.
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New standards for a faster and more private Internet
Cloudflare's customers can now take advantage of Zstandard (zstd) compression, offering 42% faster compression than Brotli and 11.3% more efficiency than GZIP. We're further optimizing performance for our customers with HTTP/3 prioritization and BBR congestion control, and enhancing privacy through Encrypted Client…
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Critical Exploit in MediaTek Wi-Fi Chipsets: Zero-Click Vulnerability
a post going over 4 exploits for CVE-2024-20017, a remotely exploitable buffer overflow in a component of the MediaTek MT7622 SDK.
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Discord Reduced WebSocket Traffic by 40%
How we rolled out zstandard and other improvements across our gateway cluster to reduce the amount of bandwidth that’s used by our clients.
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We have lift-off Element X, Call and Server Suite are ready
Element is launching the world’s first communications platform based on the upcoming Matrix 2.0 release. The result is blazing performance which outperforms the mainstream alternatives...
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Support for IPv6
You can now connect to Backblaze B2 Cloud Storage via IPv6. Here's the story of how we deployed it and why that matters for you.
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Is Tor still safe to use?
This blog post is a response to an investigative news report about a large-scale law-enforcement attack that managed to de-anonymize a user of an old version of the long-retired app Ricochet. This blog post aims to provide insight into what we know so far. Nothing that the Tor Project has learned about this incident…
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Warning: DNS encryption in Little Snitch 6.1 may occasionally fail
UPDATE: Spoke too soon… The problem discussed here turned out to be specific to Little Snitch 6.1 and not a general issue in macOS. It has already been fixed in Little Snitch 6.1.1. See the end of the article for details. DNS Encryption 101 When…
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The HTTP Query Method
This specification defines a new HTTP method, QUERY, as a safe, idempotent request method that can carry request content.
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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...
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ATProto for distributed system engineers
In this article we're going to explore atproto from the perspective of distributed backend engineering.
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Vulnerabilities show why STARTTLS should be avoided if possible (2021)
Guest Post: Study finds more than 40 STARTTLS-related security flaws in many different software products, both client-side and server-side.
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The spies in your home: How WiFi companies monitor your private life
Data harvesters are reaching into virtually every part of your digital life through the little-known surveillance hardware industry.
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Transponder Landing System enables precision approaches at McMurdo in Antarctica
The ANPC transponder landing system at McMurdo station allows aircraft to land on the moving ice runway in poor weather or low visibility.
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.INTERNAL is now reserved for private-use applications
Whereas, on 1 March 2019, the Board took action on each of the 35 recommendations issued within the Competition, Consumer Trust, and Consumer Choice (CCT) Review Team Final Report dated 8 September 2018, as specified within the scorecard titled " Final CCT Recommendations: Board Action (1 March 2019) ". The Board…
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Proton announces release of a new VPN protocol, "Stealth"
Stealth is a new VPN protocol from Proton VPN that overcomes censorship in restrictive countries.
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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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Threat actor abuses Cloudflare tunnels to deliver remote access trojans
Key findings Proofpoint has observed an increase in malware delivery via TryCloudflare Tunnel abuse. The activity is financially motivated and delivers exclusively remote
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The New Internet
Tailscale's CEO, Avery Pennarun, explores the future of the internet, discussing the evolution of networking, the issues with today's complex systems, and how Tailscale is simplifying connectivity for developers with a new, more efficient approach. Discover the vision for a New Internet.
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Second factor SMS: Worse than its reputation
One-time passwords are often sent via SMS. Security researchers from the CCC recently had live access to over 200 million such SMS messages from more than 200 affected companies.