Removing the modem and GPS from my 2024 RAV4 hybrid

https://arkadiyt.com/images/rav4/tools.jpg
The author removed the modem and GPS from their 2024 RAV4 Hybrid to prevent telemetry data from being sent to Toyota. This was done to improve car privacy and security, but may void parts of the warranty.

A few words on DS4

DwarfStar 4's popularity stems from its single-model integration and fast, large quasi-frontier model. The project will focus on quality benchmarks, coding agent, hardware setup, ports, and distributed inference.

First public macOS kernel memory corruption exploit on Apple M5

https://substackcdn.com/image/fetch/$s_!TJW7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2c731d5e-68ca-4054-894f-659601de6a66_2048x1536.jpeg
Researchers shared a macOS kernel memory corruption exploit with Apple at their Cupertino office, the first to survive MIE on M5 silicon. The exploit was developed using AI and human expertise, highlighting the potential for AI to discover vulnerabilities that bypass advanced mitigations.

Codex is now in the ChatGPT mobile app

https://images.ctfassets.net/kftzwdyauwt9/4i08f39LTE7HOZ0R3EKaKA/74f6008bbde015cfef96a14209f7673b/16_9.png?w=3840&q=50&fm=webp
Codex is now in the ChatGPT mobile app, allowing users to work with Codex from anywhere. The app enables users to review, approve, and change direction on work in real-time, streamlining collaboration and productivity.

RTX 5090 and M4 MacBook Air: Can It Game?

https://scottjg.com/posts/2026-05-05-egpu-mac-gaming/macos-egpu.jpg
A user successfully attached an NVIDIA RTX 5090 GPU to their MacBook Air using a Thunderbolt dock and a USB-C port, but encountered several challenges including macOS not shipping with drivers for NVIDIA or AMD GPUs on Apple Silicon and limited support for different AI models. The user was able to overcome these challenges by using a Linux VM on the MacBook Air, passing through the GPU to the ...

Have a Coherent AI Policy

The user's team has an AI policy that encourages responsible use of AI tools, prioritizing learning and code quality over tokenmaxxing. The policy aims to balance customer needs with team well-being, recognizing that AI is a means, not an end, and that people are more important than metrics.

New Nginx Exploit

https://opengraph.githubassets.com/3769a28a5822a4d244e7a66cb803bdf9d051ba3cb319c2953cc6d53a3d2e9753/DepthFirstDisclosures/Nginx-Rift
A critical heap buffer overflow in NGINX's ngx_http_rewrite_module allows unauthenticated RCE. Exploitation involves cross-request heap manipulation to redirect a cleanup pointer to a fake function invoking system().

UFerris a Versatile Learner Board for Rust Embedded Beginners

https://media.beehiiv.com/cdn-cgi/image/format=auto,fit=scale-down,onerror=redirect/uploads/asset/file/ed973978-4076-480e-8f1a-f8b3ff29f58b/uFerris_bb.png
🎁 Bundle deal — order both boards with Simplified Embedded Rust & get 20% off Learning embedded Rust shouldn't mean fighting your hardware. Every tutorial picks a different board, a different MCU, a different toolchain — so half the battle is just making the example compile on the silicon you happen to own. uFerris is one reference platform that works across multiple MCUs. Swap the ...

Tesla Wall Connector bootloader bypasses the firmware downgrade ratchet

https://www.synacktiv.com/sites/default/files/styles/blog_grid_view/public/2026-04/blogpost.png
Tesla's anti-downgrade mechanism in the Wall Connector Gen 3 was bypassed by exploiting the order of operations between partition table write and slot erase, allowing an old firmware to be written to the active slot without calling routine 0x201. This vulnerability was fixed in a firmware update, but it highlights the importance of enforcing the security ratchet in the bootloader to prevent ...

RISC-V Router

Goal resets every {{srvModel.resetEveryAmount}} {{srvModel.resetEvery}} {{srvModel.resetEveryAmount>1?'s': ''}}

OVMS: Open source electric vehicle remote monitoring, diagnosis and control

https://www.openvehicles.com/sites/default/files/ovms-intro.jpg?fid=3004
We provide live vehicle monitoring and control through a smartphone app with features like alerts, charge control, and climate control. Our module offers advanced CAN bus capabilities, scripting, and data logging for vehicle customization and automation.

Porting 3D Movie Maker to Linux

https://benstoneonline.com/images/3dmm-linux-giant-rat.png
A developer successfully ported Microsoft 3D Movie Maker to Linux using a fork called 3DMMEx, overcoming various challenges including assembly language and platform-specific code. The project now allows users to run 3DMM natively on Linux, with plans for future improvements and potential ports to other platforms.

More than sixty percent of the United States is experiencing drought conditions

https://news.vt.edu/content/news_vt_edu/en/articles/2026/05/drought-united-states-la-nina-expert/_jcr_content/article-image.transform/m-medium/image.png
More than 60 percent of the US is experiencing drought, with 20 percent in extreme drought, due to La Niña conditions and increased air temperatures. Relief may come from late summer or early fall tropical systems, and potentially a historic El Niño event next fall and winter.

HDD Firmware Hacking

https://icode4.coffee/wp-content/uploads/hdd_twitter_card-470x140.png
The user was working on an Xbox 360 exploit and needed to modify a hard drive's firmware to introduce a delay in read requests, but instead found a way to exploit the race condition without modifying the firmware. The user then decided to modify the firmware of various hard drives and solid state drives, including Western Digital and Samsung models, to gain a deeper understanding of how they ...

New arXiv policy: 1-year ban for hallucinated references

Something went wrong, but don’t fret — let’s give it another shot. Some privacy related extensions may cause issues on x.com. Please disable them and try again.

Ontario auditors find doctors' AI note takers routinely blow basic facts

https://image.theregister.com/5240833.jpg?imageId=5240833&panox=0.00&panoy=0.00&panow=100.00&panoh=100.00&heightx=0.00&heighty=0.00&heightw=100.00&heighth=100.00&width=960&height=432&format=webp&format=jpg
A provincial audit in Ontario found AI systems for healthcare providers inaccurately recorded patient information and fabricated content. The systems' evaluation process was criticized for prioritizing factors like domestic presence over accuracy and bias controls.

Infracost (YC W21) Is Hiring Sr Dev Advocate to make agents cloud cost-aware

https://bookface-images.s3.amazonaws.com/small_logos/fe6b97eef16a2d22e437f6cf663c11b64b223fc8.png
Infracost is a tool that helps engineers see the cost of their code changes before spending money, aiming to shift FinOps left and proactively manage cloud spend. The company is hiring a Developer Advocate to increase signups by showing DevOps and Infrastructure engineers the value of Infracost in their workflows.

7 in 10 Americans oppose data centers being built in their communities

Velonus – Open-source AppSec scanner that deduplicates SAST noise

https://opengraph.githubassets.com/84f53727e8dcad1762ce923d18b8006a9aeeb269bbc4391681d03f9f75816853/AliAmmar15/Velonus
Security scanning for Python developers that actually tells you how to fix things. One command. Five scanners. Zero noise. All findings are normalized to a unified schema with CWE tags, OWASP Top 10 categories, and deterministic fingerprints for deduplication. velonus scan ./ # Rich terminal table (default) velonus scan ./ --format json # JSON array — pipe to jq, scripts, etc. velonus scan ./ ...

Computer Hobby Movement in Canada

https://museum.eecs.yorku.ca/files/thumbnails/692946fd44a6492c01e3624fa71c31c3.jpg
The Toronto Region Association of Computer Enthusiasts (TRACE) was a Canadian computer hobby club that formed in 1976 and played a significant role in the development of personal computing in Canada. TRACE members were hackers who built and experimented with microcomputers, contributing to the growth of the Canadian computer hobby movement and laying the groundwork for future entrepreneurs ...

What's in a GGUF, besides the weights – and what's still missing?

https://nobodywho.ooo/assets/favicon/android-chrome-512x512.png
GGUF is a single-file format for conversational language models, making it more ergonomic than typical safetensors repos. GGUF includes a chat template in the jinja2 templating language to handle complex conversation formats.

The Power of a Free Popsicle (2018)

https://www.gsb.stanford.edu/sites/default/files/styles/webp/public/heath-freepopsicle-1630_1.jpg.webp?itok=Y_tE0bg4
The Magic Castle Hotel maintains a high Tripadvisor ranking by creating "defining moments" such as the Popsicle Hotline, which brings meaning and fond memories to guests. By focusing on a few memorable moments, the hotel excels without needing to perfect every aspect of the customer experience.

Rewrite Bun in Rust has been merged

https://opengraph.githubassets.com/a9669f7901b630b43246de33a007f74b784acf903081dd234eafcd60c538a6c3/oven-sh/bun/pull/30412
The batch cannot be applied due to multiple invalid suggestions. Suggestions cannot be applied in certain situations such as deleted lines, pending reviews, or queued pull requests.

Show HN: GridTravel- A community based travel app for users to share routes

GridTravel is a community-driven app that helps users navigate cities through local-created routes with insider tips. It offers real-time navigation and offline use for a smooth walking experience.

What could Functional Architecture mean? [video]

A message from President Kornbluth about funding and the talent pipeline

MIT is facing ongoing challenges with funding and talent pipeline due to federal budget cuts and policy changes affecting international students. The Institute is working to address these issues through new funding sources, educational offerings, and advocacy efforts to support its mission of research and education.

Int a = 5; a = a++ + ++a; a =? (2011)

https://gynvael.coldwind.pl/img/t_hisoftgynvael_garbaty_lamer.png
The title riddle involves two Undefined Behavior (UB) cases in C/C++ that lead to three possible correct answers: 11, 12, and 13. The UB cases are related to the order of fetching values and the post-increment operation, resulting in different outcomes depending on the compiler and platform.

Amazonbot is finally respecting robots.txt

https://xeiaso.net/.within.website/x/cmd/anubis/static/img/pensive.webp?cacheBuster=v1.25.0-49-g9f479f5
Please wait a moment while we ensure the security of your connection.

DIY open-source ultrasound hardware on the rp2040/rp2350

https://raw.githubusercontent.com/kelu124/pic0rick/refs/heads/main/documentation/images/20240406_153634.jpg
The pic0rick is a recommended board in the un0rick family, replacing FPGA-based designs with an RP2040/RP2350 microcontroller for ultrasound acquisition at lower cost and complexity. It uses PIO state machines for precise timing control without requiring HDL knowledge or FPGA synthesis tools.

CSS Rhythmic Sizing Module Level 1

This section describes the status of this document at the time of its publication. A list of current W3C publications and the latest revision of this technical report can be found in the W3C standards and drafts index. This document was published by the CSS Working Group as a Working Draft using the Recommendation track. Publication as a Working Draft does not imply endorsement by W3C and its ...