eMudhra to Exit Global SSL/TLS Certificate Business

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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.

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.

Crystal 1.22.0

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.

What Is Gridifcation

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The Musical Form Institute critiques modern music production for "gridification," where human performances are treated as errors and corrected to machine-perfect representations. This process silences artists' lives and voices, erasing their history and place in time.

What's Getting Pwned

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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.

Show HN: 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.

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.

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

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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.

Google cleared 300 hectares of Finnish forest

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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 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.

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.

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.

VMMouse for NT 3.x: QEMU/VMware mouse integration driver

https://opengraph.githubassets.com/db3688e4b82dd5b5ad06fa652ed3c2efd2383377c6119b3ffba71e4f99ac03eb/rhargreaves/vmmouse-nt3
QEMU/VMware mouse integration driver for Windows NT 3.x - rhargreaves/vmmouse-nt3

The painter behind Manhattan’s Gilded Age interiors

https://engelsbergideas.com/wp-content/uploads/2026/10/Rose-Main-Reading-Room-New-York-Public-Library.jpg
James Wall Finn's paintings adorn some of Manhattan's most beautiful rooms, including the Rose Main Reading Room of the New York Public Library and the Morgan Library. Despite his significant contributions to American art, he remains largely unknown to the public due to his preference for recognition from peers and patrons.

Pentulive (Puppy Live) [video]

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Zorro on kuusi vuotta täyttä perhekoira, joka osallistui agilitykonkariin. Hän etsii uutta pentuetta tulevalle kaudelle ja haluaa tutustua erilaisiin ympäristöihin.

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 ...

Amazon identifies Oct 17 PHP2Shell exploitation prior to public disclosure

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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.

Startup taps underwater volcano as energy source in "proof point" test

https://cdn.arstechnica.net/wp-content/uploads/2026/10/Endurance-Energy-rockhopper-drill-640x480.jpeg
Endurance Energy successfully demonstrated a subsea geothermal power plant, generating electricity for nearly half a minute and producing net-positive power. The company plans to commercialize this technology in Pacific island nations and other regions with abundant offshore geothermal resources.

Security Disclosure

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Railway detected unauthorized access to customer environment variables, potentially exposing API keys and credentials. Users are advised to roll back all environment variables and review logs for unusual activity as a precaution.

Show HN: Uberblok – an interactive museum of ZFS internals

https://uberblok.storagebits.workers.dev/_astro/glass.z0SbUZHz_2eAMYn.webp
ZFS uses uberblocks to track the pool's state, with each disk holding multiple labels of uberblocks. The system selects the valid uberblock with the highest transaction group number for consistency.

MPs moving to restrict gambling ads in Canada amid mounting harms

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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.

Several Linux kernel vulnerabilities accidentally posted to public mailing list

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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.

Eigenmoon: linear algebra puzzles by moonlight

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Linear algebra by moonlight.

Claude Duet

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Jenn has multiple meetings and tasks, including a partner meeting at Harbor on Thursday and reviewing the business's health with key metrics. She also wants to test free shipping over $40 to reduce cancellations in East Bay.

No more icons in every menu by default

https://cdn.jim-nielsen.com/blog/2026/macos-golden-gate-hig-icons.png
Apple has removed icons from default menus in macOS Golden Gate, reversing a decision made in Tahoe. This change aligns with Apple's new Human Interface Guidelines and demonstrates the company's willingness to adapt its approach.

Compromised LiteLLM 1.107.0 on PyPI Installs a Credential Stealer and Backdoor

https://safedep.io/images/hugo-paper-mevn-cli-forged-commit-preinstall-dropper-banner.jpg
A credential stealer and remote code execution backdoor were found in the LiteLLM 1.107.0 release on PyPI, which was later removed; versions 1.106.2 and rc releases are clean.

Using LLM for confidence scoring is a bad idea

LLMs can generate confidence scores but these are not trustworthy as they don't reflect the model's accuracy. A true confidence score comes from a rule that turns information into a score, which is calibrated against actual outcomes.

GitLab critical patch release

GitLab has released versions 19.5.1, 19.4.3, and others to fix security vulnerabilities and bugs in Community Edition (CE) and Enterprise Edition (EE). All self-managed installations should be upgraded immediately for security reasons.

Rust Style Guide

This style guide provides guidelines for using the Rust programming language at Google, aiming to achieve consistency and quality across codebases. The document covers various aspects of Rust coding, including API design, module organization, naming conventions, error handling, and more.

PingCap TiDB Leaks

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PingCAP has publicly disclosed a massive data breach of TiDB Cloud, exposing sensitive customer data including financial information and production credentials. The breach involved 10.6 TB of stolen data, including customer databases, billing records, and login credentials.