Quad9 (DNS Resolver) to Exit France

https://quad9.net/news/blog/au-revoir-france/french-announcement-image.png
Quad9 will stop offering its free cyberprotection service to users in France due to a court ruling against it. The decision is a matter of principle for Quad9, which cannot comply with the ruling while remaining faithful to its mission.

eMudhra to exit global SSL/TLS certificate business

https://emudhra.com/images/press-release/thumbs/emudhra-to-exit-global-ssl-tls-certificate-business.jpg
eMudhra Limited, a global digital trust company, has decided to withdraw from the SSL/TLS certificate business due to increasing data sovereignty and compliance requirements. The decision is made after careful consideration of the impact on its shareholders and focus on core enterprise solutions.

Jailbreaking the Switch 2

https://pepsipu.com/_astro/mario-kart-results-1-2560.B5lJitnR.webp
A software-only jailbreak for the Switch 2 has been developed, allowing users to run arbitrary native code and access peripherals. The exploit uses a combination of WebKit and SmileBASIC to achieve this goal.

Woman faces six years in prison over Cash App account she never opened

https://www.techspot.com/images2/news/bigimage/2018/08/2018-08-14-image.png
A woman was arrested and charged with crimes she claims she didn't commit after a scammer used her name on a Cash App account. She's facing up to six years in prison despite having no knowledge of the account or its activities.

WorldTUI: I trained a 360M model to pretend to be a terminal

https://simedw.com/2026/10/21/world-model-terminal/images/worldtui-cowsay.jpg
A 360M-parameter language model was fine-tuned to act as a terminal, predicting screen changes with every keypress. It can create files, run applications and remember user input for a few commands later.

Tell HN: I unknowingly broke the PHP RCE embargo. I am sorry.

Sorry

What’s getting pwned right now

https://pwn.watch/og/home.jpg
Multiple security incidents were reported, including critical vulnerabilities in GitLab, Trend Micro, and Node.js, as well as exploitation attempts on platforms like GitHub and Vercel. These incidents include remote code execution bugs, integer overflows, and command injection vulnerabilities that can be exploited by attackers to gain unauthorized access or execute malicious code.

Jared Kushner Hacked Phone Reveals Secret Negotiations, Millions in Transactions

https://media.vanityfair.com/photos/6ad91087dc03a09d237f39fb/master/w_2560%2Cc_limit/vfoctober_kushner_money_tout.jpg
A Dutch intelligence agency discovered Jared Kushner's iPhone was hacked by Russian operatives, allowing them to access his phone and screen. The hackers found Kushner had transferred millions of dollars from a UAE bank account to other individuals, including a warlord and mercenary.

Run full iOS 16.5 firmware on Android Devices

HackiOS boots iOS 16.5 on Android phone hardware using an open-source XNU kernel and custom drivers, allowing users to run unmodified iOS apps without modifying the original code. The project is a research bench, not a ROM, and requires specific hardware and software configurations.

OpenShell – A safe, private runtime for fleets of autonomous AI agents

https://opengraph.githubassets.com/89d300dde1a78bee22c33bed76898d74e2dc7a2ded32d04ca14c51621a28129a/NVIDIA/OpenShell
OpenShell 0.1.x introduces a stable release cadence, new isolation primitives, and expanded APIs for secure autonomous AI agent execution. It enforces policies on file access, system calls, and network connections using kernel-level enforcement and formal verification.

CVE-2026-111943: Compromised Intermediate Certificate Authority

NIST provided a link to the site for users' interest, but does not endorse views or facts. NIST also doesn't endorse commercial products advertised on the site.

Google cleared 300 hectares of Finnish forest

https://www.techspot.com/images2/news/bigimage/2026/10/2026-10-05-image-22.jpg
Google is expanding its data center in Finland, but regulators are investigating allegations that the company bulldozed forest before completing environmental reviews. The move could have far-reaching consequences for the broader market and highlight concerns over Big Tech's environmental impact.

The recently proposed o(n log n) integer multiplication algorithm [pdf]

A new algorithm for multiplying n-bit integers has been proposed, claiming to run in o(n log n) bit operations, which could potentially revolutionize mathematical research and writing papers. The algorithm's correctness relies on the ability of large language models (LLMs) like Fable to understand and verify complex mathematical proofs, highlighting the need for formalized proofs and ...

Every AI model has the same "controversial" take on humans

https://www.modelcompare.ai/blog/ai-models-controversial-take-on-humans/drawn-gpt-6.1-sol.webp
AI models from 10 labs in 3 countries agree that humans prioritize belonging over truth, with most saying people conform to group norms and create justifications for their actions.

Amazon identifies Oct 17 PHP2Shell exploitation prior to public disclosure

https://d1.awsstatic.com/onedam/marketing-channels/website/aws/en_US/homepage/global-nav/reinvent-register.3822079bac49f139ae46016a9a99c3eed71fad4a.png
Amazon Threat Intelligence detected a PHP2Shell exploitation attempt on Oct. 17, 2026, from an anonymized IP address before public disclosure of the vulnerabilities. Multiple actors exploited the vulnerability after its embargo window was lifted on Oct. 21, and AWS deployed multiple layers of protection to block malicious scanning attempts in real-time.

A farewell to Arc browser

https://arc.net/farewell/assets/arc-logo/outline.svg
Arc is being replaced by Dia, a new browser with the same features and security. Existing Arc users can easily import their data into Dia before December 22, 2026 when Arc will stop working.

Xbox wants you to pay 24 to 40 cents per hour to stream games you bought

https://cdn.arstechnica.net/wp-content/uploads/2026/10/xcloud3-640x360.jpg
Microsoft has rolled out a new service allowing non-subscribers to purchase cloud playtime hours for games they own, priced at 24 cents per hour. This model is similar to old arcades but differs from Xbox Game Pass subscriptions and Google's Stadia streaming experiment.

Getting ready to operate GNU Taler in Germany

Taler Operations AG is being founded to operate Taler as an online payment system in Germany and the Euro-zone, with plans to apply for a licence from BaFin. The new company will focus on Taler exclusively, enabling payments with Taler first in Germany before expanding across the single market.

Several Linux kernel vulnerabilities accidentally posted to public mailing list

https://www.phoronix.com/assets/categories/linuxsecurity.webp
Multiple Linux kernel vulnerabilities were publicly disclosed due to a mistake, with some having CVSS scores as high as 9.0. Patches are being tested or queued for mainline branches, addressing issues like SMB Direct remote code execution and local privilege escalation.

MPs moving to restrict gambling ads in Canada

https://i.cbc.ca/ais/60c958e0-3fe5-46fe-b973-5fb4be226721,1792621456038/full/max/0/default.jpg?im=Crop%2Crect%3D%281354%2C437%2C4261%2C2396%29%3B
A Canadian man who struggled with online gambling urges the government to curb advertising for online casinos and betting, citing its impact on addiction and suicides. Politicians are moving forward with Bill S-211, a law that proposes to rein in ads across the country amid new findings of increased addiction and gambling-related suicides.

OpenAI CLI

https://opengraph.githubassets.com/259d2ef61ff5a273353af7ffde18c4119ca4d4ffca4094bc023f35c4df5e90e8/openai/openai-cli
The OpenAI CLI can be installed locally with Go version 1.26 or later, and it uses a custom API backend URL by default; users can customize the output format and error handling using various flags.

Docker is weird

The author learned about Docker's inner workings, discovering it's not just a single feature but rather 5 Linux kernel features combined. They also found the challenges of writing their own container runtime due to Go's design choices and Linux API requirements.

Faster than earcut: triangulating 3.7M map polygons in 489 ms

https://globus.software/img/social-card.webp
The author of the post has developed a C++ library called earstrip, which is 6 times faster than earcut.hpp for triangulating polygons in their map engine. The library uses an optimized algorithm that takes advantage of convex corners and strips to reduce the number of tests needed.

LLMs are making formal software verification feasible at a much larger scale

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2F02207cbc6f46e272fe9a0fa7929cb8ec29578e74-1920x980.png&w=3840&q=75
Researchers have developed a method using large language models to prove the security of software at scale, enabling new development workflows with proven security guarantees. This approach can detect and fix bugs in widely used open-source libraries.

Epic Games Inc v Apple Inc

Epic Games Inc is seeking declarations under s 87 of the Competition and Consumer Act 2010 (Cth) that certain contractual terms contained in contracts between Epic and Apple are void and of no effect, being terms whose imposition and enforcement formed part of Apple's contravening conduct. The declarations aim to compensate Epic for loss or damage suffered due to Apple's anti-competitive ...

Crystal 1.22

https://crystal-lang.org/assets/authors/straight-shoota.jpg
Crystal 1.22.0 is released with new features and bug fixes, available on GitHub Releases and official channels. The release includes 251 changes from 33 contributors, improving the language, compiler, and stdlib.

A complete bypass of eMudhra’s 1FA OTP login system

A woman is dragged down a mountain by a man, evoking feelings of cheap titillation. She sees the world as dark and unforgiving, craving blood and clarity amidst chaos.

Hedra is a 3D open world game I wrote from scratch while in highschool

https://camo.githubusercontent.com/ae72be1dd477d1f5acbae14f1f03f7d856b2a995b811a10aeba8392780b5e3cc/68747470733a2f2f63646e2e616b616d61692e737465616d7374617469632e636f6d2f737465616d2f617070732f313030393936302f73735f346431313030376631356364306231623566643130653563333436343238316230323064353861642e6a70673f743d31363735373737383939
Project Hedra is an open-world, low-poly RPG with procedural generation and custom game engine features. It started as a high school project to learn OpenGL and has evolved into a full-fledged 3D game with over 100k lines of code.

AI and the Enclosure of the Scientific Commons

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
The scientific literature is viewed as an "information commons" that can be enclosed using artificial intelligence, transforming it into private wealth. This poses a threat to the social systems supporting the commons and may represent an attack on a way of life.

The Last Museum: Semantic search across 5.8M artworks from major museums

https://cdn.lastmuseum.com/images/1f1f92cd-1a52-4364-aa13-29f37f01007d/small.webp
The Last Museum is a semantic search engine for 5.8 million artworks from the world's great museums. Search by theme, style, subject, or any description you can imagine.

eMudhra to Exit Global SSL/TLS Certificate Business;

Sorry

Claude Now Works with Google Docs, Sheets, and Slides

https://claude.com/resources/articles/claude-now-works-in-google-docs-sheets-and-slides/opengraph-image/og
Claude for Google Workspace is now in public beta, allowing users to work directly with Claude in Google Docs, Sheets, and Slides. The add-on enables seamless collaboration and editing of files without switching between apps or browser tabs.

AI analysis of CT scans finds 42.9% of patients have coronary inflammation

https://framerusercontent.com/images/gv2JSjbiSOuP8MfuD0vsk3DmW3s.webp?width=1920&height=1080
Researchers used AI analysis of cardiac CT scans to identify early cardiovascular risk in asymptomatic adults, finding that 42.9% had coronary inflammation despite no detectable plaque buildup or blockage. This study suggests a potential new approach to identifying and treating cardiovascular disease earlier than traditional methods.

Show HN: UI micro interactions prompts for AI

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Railpass

https://train.samismith.com/img/railpass-card.jpg
Stare out the window of an endless train ride, with real life footage.

I can't believe PowerShell is good

https://storage.ghost.io/c/91/6a/916a9f97-6ca5-4206-befd-00d97de05b3d/content/images/size/w160/2026/10/DSC04654-small.jpg
The author, who initially had a negative experience with Microsoft products, discovered PowerShell and found it to be a powerful tool for automation and scripting. It has become one of their favorite tools due to its cross-platform capabilities and ease of use.

Ask HN: If the models are so good, why doesn't OpenAI just start 100 companies?

Sorry

A Markdown File Should Just Open

https://joshuamorris.info/images/notes/2026-10-13/a-markdown-file-should-just-open/poster-1200.png
The author believes that Markdown, a widely used text format, should be treated as a native document format by operating systems to make it easily readable and editable across different platforms. This would allow users to open and edit Markdown files without additional software.

Award-winning AI literature

https://www.jamesyu.org/images/award-winning-ai-literature.png
This list documents literary awards won by works that used AI, with varying degrees of involvement. Several authors have acknowledged using AI in their writing processes, while others deny it or face controversy over the use of AI-generated content.

Achieving AI-style reasoning without an LLM

Minotaur, a GPU-less AI architecture, reasons with no language model by working on the structure of the system it's reasoning about. It can deduce, explain, diagnose and weigh hypotheses like large language models but does so exactly and certified on one ordinary processor core.

Where Wealth Is Moving in America (2023)

https://files.zhedge.com/cdn-cgi/image/width=1920,quality=75,format=auto/https://assets.zerohedge.com/s3fs-public/inline-images/Wealth-Migration-by-State_Web_04.jpg
Wealth migration from high-cost states to lower-cost ones is reshaping US economies, with Florida gaining $137 billion in 2023. This trend highlights the growing importance of affordability in domestic migration and could lead to significant changes in state tax revenues and local economic activity.

SBD: We Have a Filesystem at Home

https://fly.io/static/images/danielb.webp
The author shares their experience with the Sprites Block Device (SBD), a replacement for their homemade pasta filesystem, which improved reliability and simplified infrastructure. SBD presents a bucket as a block device to Linux, eliminating the need for separate databases and disk images.

Mini brain organoids ‘reading’ Braille key step towards biohybrid computing

https://images.ctfassets.net/mrbo2ykgx5lt/60YDjyq75wNXQSrbMssTlW/537ed63ff4fa5f6aba1fdf5ae6a329e6/Horizontal-3d_illustration_of_transmitting_synapse_neuron_or_nerve_cell.png?&w=912&fm=webp&q=80
Scientists have successfully used brain organoids to decode Braille letters, a crucial step towards developing energy-efficient biohybrid computers. The team found that teams of three brain organoids produced accurate signals 83% of the time, outperforming individual organoids and even those with artificial noise interference.

Jank – The native Clojure dialect with seamless C++ interop

https://jank-lang.org/img/logo-transparent.png
jank's native build system can find your installed native dependencies or build them from source. Adding a new dependency is a one line change. jank brings functional, immutable data and REPL-driven development to your game development workflow. With jank, you can reach into C++ whenever you want the extra performance. No bridges, no function/type registration, no marshalling, no callbacks.

The era of speedball capitalism

US markets have seen numerous record-breaking deals, including large IPOs and mergers, while new markets for compute and predictions have emerged. Despite concerns about scandals and hedge-fund blow-ups, American finance remains a dominant force.

AI compute is the new oil–and needs a new market

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20261024_FNP503.jpg
A is changing many things about the modern world. Language is no exception. The word “compute”, for instance, used to be regarded as a verb. Today even grammar pedants grudgingly accept it as a noun, referring to the processing power generated by advanced chips. This new, non-verbal compute is the fuel of a technological revolution.

LLM agents play Pokemon showdown

https://olivergrabner.com/research/pokemon/banner.webp
Researchers created a Pokémon Showdown environment to test multi-agent collaboration and negotiation in game theory. The results showed that teammates who could talk freely won 64% of battles, while those who couldn't win only 42%.

Arc is being sunset on December 22, 2026

Arc will be sunset on December 22, 2026, and accounts will be deactivated with associated data deleted within 30 days. Many Arc features live on in Dia, allowing a smooth transition with just a few clicks.

Mapping the Northern Sky

https://www.maps.com/app/uploads/2025/08/article-stars-northern-sky-full-nr.webp
Astronomers have been mapping the night sky for thousands of years, with modern maps like Florian Winkler's cataloging stars and constellations. The map uses accurate data to show star positions, brightness, and celestial coordinates.

Show HN: agent-usage-guard – a Claude Code mod to protect your usage window

https://release-assets.githubusercontent.com/github-production-release-asset/1315293781/ded114f0-7f29-463f-b181-1e998f4a7e81?sp=r&sv=2018-11-09&sr=b&spr=https&se=2026-10-22T18%3A57%3A23Z&rscd=attachment%3B+filename%3Dagent-usage-guard.gif&rsct=application%2Foctet-stream&skoid=96c2d410-5711-43a1-aedd-ab1947aa7ab0&sktid=398a6654-997b-47e9-b12b-9515b896b4de&skt=2026-10-22T17%3A57%3A23Z&ske=2026-10-22T18%3A57%3A23Z&sks=b&skv=2018-11-09&sig=aNs%2BM%2B23QIyZwqbJHQ40uNsYolJrwSnktG0%2FkYFuVPE%3D&jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmVsZWFzZS1hc3NldHMuZ2l0aHVidXNlcmNvbnRlbnQuY29tIiwia2V5Ijoia2V5MSIsImV4cCI6MTc5MjY5Mzc2MCwibmJmIjoxNzkyNjkzNDYwLCJwYXRoIjoicmVsZWFzZWFzc2V0cHJvZHVjdGlvbi5ibG9iLmNvcmUud2luZG93cy5uZXQifQ.kN2fv-kdQ9TJvhib_zW5q4Ehx-nWXEnRUUp8P0b-Yyg&response-content-disposition=attachment%3B%20filename%3Dagent-usage-guard.gif&response-content-type=application%2Foctet-stream
Agent-usage-guard is a Claude Code mod that prevents excessive usage by holding subagent fan-out, heavy-context churn and retry loops before they happen. It runs locally without network or processes, storing only counts and coarse buckets.

Show HN: Build a world on your phone, explore it in XR on Vision Pro and Quest

https://static.wixstatic.com/media/503817_d5703a0ea5b048669791c8338cf1c2f5~mv2.png
Continue: Learn to play