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Microsoft Outlook Blocking All Email from Tutanota.com Domain as Spam
Update: Emails from Tutanota.com no longer go to Spam in Outlook.
Topics /
Networking & Internet
The most popular blog posts about networking & internet on Hacker News. 1,406 posts.
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We improved the performance of a userspace TCP stack in Go
Learn how we enhanced TCP performance in Coder to achieve 5X faster throughput by optimizing buffer sizes, implementing the HyStart algorithm, and minimizing packet loss, significantly improving remote development experiences.
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1.1.1.1 lookup failures on October 4th, 2023
On 4 October 2023, Cloudflare experienced DNS resolution problems. Some users may have received SERVFAIL DNS responses to valid queries. In this blog, we’re going to talk about what the failure was, why it occurred, and what we’re doing to make sure this doesn’t happen again
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A new generation of Tailscale access controls
Grants are Tailscale’s next generation of access controls that combine network and application capabilities into a single syntax.
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WebVM: WASM virtual machine in browser with networking via Tailscale
WebVM, our virtual Linux environment running fully client-side in the browser, now supports networking via Tailscale.
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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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Wi-Fi Alliance Brings Wi-Fi 6 into 6 GHz
Wi-Fi 6E will rapidly deliver benefits in 6 GHz once available
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Google Meet premium video meetings–free for everyone
To help businesses, schools, and others navigate remote work and life, we're making our premium video conferencing solution free for all.
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Timeliness without datagrams using QUIC
Media over QUIC: Rethink your approach. *Unless you're doing something dope.
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Analysis of the GFW's Unconditional Port 443 Block on August 20, 2025
The Great Firewall of China (GFW) conducted a large-scale, unconditional block targeting TCP port 443 on August 20, 2025. This report documents the measurements and analysis we conducted of that event.
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No-IP's Formal Statement on Microsoft Takedown
Microsoft served a federal court order and seized 22 of our most commonly used domains because they claimed that some of the subdomains have been abused.
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ETS Isn't TLS and You Shouldn't Use It
The good news: TLS 1.3 is available, and the protocol, which powers HTTPS and many other encrypted communications, is better and more secure than its predecessors (including SSL). The bad news: Thanks to a financial industry group called BITS, there’s a look-alike protocol brewing called ETS (or...
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Network Neutrality
Follow the Stripe blog to learn about new product features, the latest in technology, payment solutions, and business initiatives.
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RIAA to .ORG Registry: Take down ThePirateBay
We were forwarded a letter from the RIAA via our lawyers on Friday whom in turn received it from Public Interest Registry (PIR), who is the registry operator of the .ORG top level domain. The letter was sent from the Recording Industry Association of America (RIAA) asking PIR "to reconsider whether it…
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Mozilla Fights for Net Neutrality This May (and Always)
Mozilla is continuing to fight for net neutrality — in the courts, alongside Americans, on Twitter and, today, by joining the Red Alert protest. The Red
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Cross-Platform P2P Wi-Fi: How the EU Killed AWDL
This post investigates how we got from Wi-Fi Direct to AWDL to Wi-Fi Aware, what makes Wi-Fi Aware technically superior, and why this shift unlocks true cross-platform peer-to-peer connectivity for developers.
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Is Your Cat 6 Cable a Dog? (2013)
Category 6 cables -- and to a lesser extent, Category 6a cables -- are widely available from a variety of vendors, including variety stores, office supply stores, consumer electronics stores, and online shops. While a great many people are content to run wireless networks in their homes, the fact is that if you need…
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Handshake: Decentralizing DNS to Improve the Security of the Internet
News and announcements from Namebase.
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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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Your First LTE
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.
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Windows 7 Network Awareness: How Windows knows it has an Internet connection
Have you ever been connecting to a new wireless network and seen the following pop-up balloon?
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Tailscale has reached general availability
Just over a year ago, we founded Tailscale with a common sense of nostalgia for the “good old days” of LANs. In our collective opinion (then and now) networking and cloud infrastructure has become too complicated. Attempts to increase team connectivity and migrate towards remote work results in a corresponding burden…
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Behind the Masq: Yet More DNS and DHCP Vulnerabilities
Posted by Fermin J. Serna, Staff Software Engineer, Matt Linton, Senior Security Engineer and Kevin Stadmeyer, Technical Program Manager O...
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How Precision Time Protocol is being deployed at Meta
Implementing Precision Time Protocol (PTP) at Meta allows us to synchronize the systems that drive our products and services down to nanosecond precision. PTP’s predecessor, Network Time Protocol (…
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We build X.509 chains so you don't have to
For the past eight months, Trail of Bits has worked with the Python Cryptographic Authority to build cryptography-x509-verification, a brand-new, pure-Rust implementation of the X.509 path validation algorithm that TLS and other encryption and authentication protocols are built on. Our implementation is fast…
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Welcoming Rocket.Chat to Matrix
Matrix, the open protocol for secure decentralised communications