Project Glasswing: Securing critical software for the AI era

576 Ryan5453 2026-04-07 18:36:45 UTC anthropic.com Llama Share 235

Anthropic's Claude Mythos Preview model has identified thousands of zero-day vulnerabilities in major operating systems and software, many of which were previously unknown to developers. The model's capabilities are being shared with industry partners to help fix these vulnerabilities and improve cybersecurity.

System Card: Claude Mythos Preview [pdf]

374 be7a 2026-04-07 18:36:45 UTC www-cdn.anthropic.com Llama Share 255

Claude Mythos Preview is a large language model from Anthropic with powerful capabilities in areas like software engineering and cybersecurity. It has demonstrated a striking leap in cyber capabilities but is not being released for general availability due to potential risks.

S3 Files and the changing face of S3

99 werner 2026-04-07 20:36:45 UTC allthingsdistributed.com Llama Share 30

Amazon S3 Files integrates EFS into S3, allowing data to be accessed as a network-attached file system. This feature addresses data friction by providing a unified interface for file and object storage, making data more accessible and valuable.

GLM-5.1: Towards Long-Horizon Tasks

332 zixuanlimit 2026-04-07 16:36:45 UTC z.ai Llama Share 98

GLM-5.1 is a next-generation model with stronger coding capabilities, achieving state-of-the-art performance on various benchmarks. It sustains optimization over long horizons, handling complex problems with better judgment and staying productive over longer sessions.

Show HN: Gemma 4 Multimodal Fine-Tuner for Apple Silicon

66 MediaSquirrel 2026-04-07 20:36:45 UTC github.com/mattmireles Llama Share 7

Gemma is a toolkit for fine-tuning on text, images, and audio on Apple Silicon Macs without renting an H100 or copying data locally. It supports domain-specific ASR, vision, and document understanding, and can be used for private, on-device pipelines.

Cambodia unveils a statue of famous landmine-sniffing rat Magawa

207 speckx 2026-04-07 17:36:45 UTC bbc.com Llama Share 46

A statue of Magawa, a hero rat who sniffed out over 100 landmines in Cambodia, was unveiled in Siem Reap on April 4. Magawa was awarded a gold medal for his life-saving work and cleared 141,000 square meters of land during his five-year career.

How to Get Better at Guitar

65 jwworth 2026-04-07 19:36:45 UTC jakeworth.com Llama Share 19

A guitar teacher Justin Sandercoe's technique involves transcribing songs by ear, writing down notes on tab paper as you hear them. This process helps you learn songs, develop muscle memory, and improve your ability to hear and play notes on the guitar neck.

A truck driver spent 20 years making a scale model of every building in NYC

171 1659447091 2026-04-07 17:36:45 UTC smithsonianmag.com Llama Share 27

Joe Macken spent 20 years building a 1,350-square-foot model of New York City using balsa wood and other materials. His model, featuring nearly a million structures, is now on display at the Museum of the City of New York through 2026.

Bitcoin and Quantum Computing

22 nehan 2026-04-07 20:58:45 UTC nehanarula.org Llama Share 7

Bitcoin's signatures are vulnerable to a potential quantum computer, requiring upgrades to its code and wallets to remain secure. The uncertainty lies in the timeline and how to address this, with a non-trivial chance of Bitcoin being broken if a CRQC appears before it's upgraded.

Lunar Flyby

30 kipi 2026-04-07 20:36:45 UTC nasa.gov Full Share 1

Show HN: Brutalist Concrete Laptop Stand (2024)

661 sam-bee 2026-04-07 11:36:45 UTC sam-burns.com Llama Share 204

User made a heavy laptop stand with a raw concrete surface, 2 USB ports, and a plant pot, inspired by brutalist architecture. It features exposed rebar, rusted metal, and moss for a weathered look, with a deliberate hole and damaged power cable for added urban decay effect.

Rescuing old printers with an in-browser Linux VM bridged to WebUSB over USB/IP

119 gmac 2026-04-07 16:36:45 UTC printervention.app Llama Share 39

The user acquired a Canon SELPHY photo printer from a friend and set up a Manjaro machine to print from it. They then created a web app called printerface.app to make the printer accessible to Mac users.

Cloudflare targets 2029 for full post-quantum security

230 ilreb 2026-04-07 14:36:45 UTC blog.cloudflare.com Llama Share 73

Cloudflare is accelerating its post-quantum roadmap to achieve full security by 2029, including authentication. This is due to recent breakthroughs in quantum computing that have pulled forward the timeline for Q-Day.

The Image Boards of Hayao Miyazaki

47 vinhnx 2026-04-07 18:36:45 UTC animationobsessive.substack.com Llama Share 6

Hayao Miyazaki's image boards, loose sketches of ideas, have been a consistent part of his creative process since the 1960s. These boards, often drawn quickly with pencil and watercolor, have evolved over time and influenced his films, including The Boy and the Heron.

Assessing Claude Mythos Preview's cybersecurity capabilities

193 sweis 2026-04-07 18:36:45 UTC red.anthropic.com Llama Share 26

Anthropic has announced Claude Mythos Preview, a general-purpose language model capable of computer security tasks. The model has been used to identify and exploit vulnerabilities in various software systems, including operating systems and web browsers.

AI helps add 10k more photos to OldNYC

92 evakhoury 2026-04-07 16:36:45 UTC danvk.org Llama Share 34

The OldNYC photo viewer has been rebuilt with 10,000 additional historic photos, more accurate locations, and improved performance thanks to AI tools and OpenStreetMap. The site now uses OpenAI and OpenStreetMap to extract locations and display photos in their correct locations.

Google open-sources experimental agent orchestration testbed Scion

121 timbilt 2026-04-07 15:36:45 UTC infoq.com Llama Share 39

Scion is an experimental orchestration testbed for managing concurrent agents in containers across local and remote compute. It enables developers to run isolated, concurrent processes with shared workspaces and distinct agent lifecycles.

A whole boss fight in 256 bytes

6 HellMood 2026-04-07 20:36:45 UTC hellmood.111mb.de Prefix Share 1

Endbot is a complete audio-visual demo that fits in exactly 256 bytes. It runs under DOS (via DosBox-X) and renders in real-time: a robot sprite with progressive bullet damage, a growing explosion, a scrolling checkerboard landscape, and a MIDI soundtrack - all from a single tiny .com file. You need FASM (Flat Assembler). One command produces a raw binary with no linker step: The intro writes ...

Taste in the age of AI and LLMs

187 speckx 2026-04-07 16:36:45 UTC rajnandan.com Llama Share 168

AI makes it easy to produce polished work but not necessarily meaningful work. The real edge is using AI to strip away average output and applying human judgment to direction, specificity, and consequence.

Cells for NetBSD: kernel-enforced, jail-like isolation

15 akagusu 2026-04-07 20:36:45 UTC netbsd-cells.petermann-digital.de Llama Share 4

Cells for NetBSD is a lightweight, kernel-enforced isolation system for NetBSD, providing a focused operating model with minimal dependencies and explicit operational boundaries. It offers a practical, end-to-end isolation stack that fits into existing NetBSD administration workflows.

Boneyard: Generate pixel-perfect skeleton screens from your real DOM

21 steveharing1 2026-04-07 18:36:45 UTC github.com/0xgf Llama Share 7

Boneyard-js is a library for creating pixel-perfect skeleton loading screens. It automatically captures layouts at multiple breakpoints using a CLI or native scanning.

9 Mothers (YC P26) Is Hiring – Lead Robotics and More

0 2026-04-07 14:36:45 UTC jobs.ashbyhq.com Full Share

9 Mothers Jobs

How a blind man made it possible for others with low vision to build Lego sets

23 speckx 2026-04-07 19:36:45 UTC apnews.com Llama Share 4

Matthew Shifrin, a blind Massachusetts man, created Bricks for the Blind to provide accessible Lego instructions in braille for the visually impaired. His nonprofit has created instructions for over 540 Lego sets and inspired the Lego Group to introduce audio and braille instructions for their sets.

We found an undocumented bug in the Apollo 11 guidance computer code

355 henrygarner 2026-04-07 10:36:45 UTC juxt.pro Llama Share 176

Researchers found a 57-year-old bug in the Apollo Guidance Computer's gyro control code that could have caused a lunar mission failure. The bug, a resource lock leak, was discovered using a behavioural specification language and was previously undetected despite extensive scrutiny of the code.

John Coltrane Illustrates the Mathematics of Jazz

79 luu 2026-04-07 16:36:45 UTC americanjazzmusicsociety.com Llama Share 6

Physicist Stephon Alexander draws parallels between Albert Einstein and John Coltrane's work, citing Coltrane's "Circle of Fifths" drawing as a geometric principle. Coltrane's music is seen as a blend of science, spirituality, and mathematics, with some interpreting it as a connection to Islamic traditions.

Anthropic's Project Glasswing sounds necessary to me

7 simonw 2026-04-07 20:55:45 UTC simonwillison.net Prefix Share 2

Anthropic didn’t release their latest model, Claude Mythos (system card PDF), today. They have instead made it available to a very restricted set of preview partners under their newly announced Project Glasswing. The model is a general purpose model, similar to Claude Opus 4.6, but Anthropic claim that its cyber-security research abilities are strong enough that they need to give the software ...

Tailslayer: Library for reducing tail latency in RAM reads

26 hasheddan 2026-04-07 19:36:45 UTC github.com/lauriewired Llama Share 6

Tailslayer is a C++ library that reduces tail latency in RAM reads by replicating data across multiple DRAM channels with uncorrelated refresh schedules. It uses hedged reads to allow work to be performed on the first responding result.

Show HN: An interactive map of Tolkien's Middle-earth

6 frasermarlow 2026-04-07 20:44:45 UTC middle-earth-interactive-map.web.app Full Share 0

An interactive map of Tolkien’s Middle-earth, with events from across the legendarium plotted as markers. The base map image is sourced from the internet and is used here for fan/educational purposes. We do not claim copyright over the map artwork. Map artwork is not owned by this project and is used for fan/educational purposes only.

A new Postcrossing stamp from the USA

64 Tomte 2026-04-07 15:36:45 UTC postcrossing.com Llama Share 22

The United States Postal Service is releasing new Postcrossing stamps in May 2026, featuring four triangular designs with bold colors and playful scenes. These global forever stamps will be available online and at post offices, with a launch ceremony at the Boston 2026 World Expo.

Moving fast in hardware: lessons from lab to $100M ARR

85 rryan 2026-04-07 15:36:45 UTC blog.zacka.io Llama Share 23

The key to building complex systems quickly is to subtract unnecessary requirements and complexity, rather than trying to optimize within existing constraints. By shifting performance from physical complexity into software and computation, teams can make products "software defined" and iterate faster, often with dramatic improvements in efficiency and performance.