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iOS Single App Mode Escape
This blogpost, written by WithSecure’s STINGR Group, presents the analysis of a security incident that happened in February 2026 and was investigated by the WithSecure Incident Response team.
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The latest blog posts to take off on Hacker News. 80,908 posts.
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Samsung and other manufacturers disable phones bought on gray markets
In a shocking turn of events, several smartphone manufacturers, including industry giant Samsung, have taken a drastic step that has left customers outraged. These companies have remotely disabled phones purchased through gray markets, effectively holding the users’ data hostage until they buy new phones from official…
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Cascade: CPU fuzzing via intricate program generation
Cascade is a RISC-V CPU fuzzer that generates valid , long and complex programs, and relies on a termination cascade-effect for bug detection. It detected 37 new bugs (29 new CVEs) in 5 RISC-V CPUs, which is more than all the existing fuzzers, combined. You can read a paper we wrote on Cascade here and try it out here…
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Sandstorm, Tempest, and the Future
Take control of your web by running your own personal cloud server with Sandstorm.
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Trying out TinaCMS
I'm trying out TinaCMS to make it faster and easier to post here!
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Yarn 4.0
Today is the day! After more than a year of work, our team is excited to finally put a fancy "stable" sticker on the first release from the 4.x release line! To celebrate, let's make together a tour of the major changes; should you look for a more itemized list, take a look at the changelog.
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MSW 2.0 – Mock Service Worker
The biggest library release is finally here! Learn more about the changes, motivation behind them, and how to upgrade to the next version today.
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Embeddings: What they are and why they matter
Embeddings are a really neat trick that often come wrapped in a pile of intimidating jargon. If you can make it through that jargon, they unlock powerful and exciting techniques …
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Raspberry Pi 5: available now
Raspberry Pi 5: available now! We’ve been excited to see the response of early users to Raspberry Pi 5, and can’t wait to see what you do once you get your hands on it.
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EU Chat Control Bill Postponed
The EU Regulation to Prevent and Combat Child Sexual Abuse, first published in May 2022, has become the "most criticized law of all time". Here's how to stop it now!
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Tailwind vs. Semantic CSS
Comparing two identically designed websites, their weight, amount of HTML and CSS, rendering speed, and best practices.
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Cooler screens
Audible even over the squeal of an HVAC blower with a suffering belt, the whine of small, high velocity fans pervades the grocery side of this Walgreens. Were they always this loud? I'm not sure; some of the fans sound distinctly unhealthy. Still, it's a familiar kind of noise to anyone who regularly works around…
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Building a unikernel that runs WebAssembly – part 1
Hackweek 22 took place last week. During this week all the SUSE employees are free to hack on whatever they want. This one of the perks of working at SUSE 😎.
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Excel will allow certain auto data conversions to be turned off
Based on your feedback, we've improved the Automatic Data Conversion settings, and made them also available in Excel for Mac.
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Base64 Encoding, Explained
Base64 is an elegant way to convert binary data to text, making it easy to store and transport. This article covers the basics of Base64 encoding, including what it is, how it works and why it's important. It also shows how to encode and decode Base64 data in various programming languages.
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The heaviness of maintaining systems
Our systems and ourselves
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Nanofiche: Small Storage, for Forever
Nanofiche is an archival technology, designed to preserve knowledge forever.
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Marvelous Arithmetics of Distance
No reckoning allowed save the marvelous arithmetics of distance (from Smelling the Wind by Audre Lorde) Suppose a child comes up to you and says “I know 1 is odd and 2 is even, but I think 4 is mor…
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OpenTelemetry at Scale: Using Kafka to handle bursty traffic
Learn how to use Apache Kafka as a buffer between OpenTelemetry Collectors for a scalable multi-collector pipeline, with YAML configuration examples.
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How to Make Your Own Spooky Magic Eye Pictures (Autostereograms)
The simple standalone C++ code that goes with this post and makes autostereograms, can be found at The 1990s! They felt like a wasteland of culture at the time, but looking back, there was hyper co…
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Global Encryption Day: Encryption's Critical Role in Safeguarding Human Rights
Today is the third annual Global Encryption Day, a day to highlight why encryption is critical for a safe, private internet.
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Beginners guide to building a hardware hacking lab
VSS Hardware Hacking Wiki and Blog Entries
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Uber migrates microservices to multi-cloud platform running Kubernetes and Mesos
Each and every week, Uber’s 4,500 stateless microservices are deployed more than 100,000 times by 4,000 engineers and many autonomous systems. These services are developed, deployed, and operated by hundreds of individual teams working independently across the globe. The services vary in size, shape, and…
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Hal Finney Was Not Satoshi Nakamoto
A compilation of evidence that Hal Finney and Satoshi Nakamoto were different people.
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Stealing OAuth tokens of Microsoft accounts via open redirect in Harvest App
How an open redirect in Harvest’s Outlook Calendar integration leaked the OAuth tokens of connected Microsoft accounts, with a step-by-step proof of concept.
18658
On not noticing rather too many things
Last year I was on a date, and, being somewhat new to San Francisco, proposed a walk directly through the Tenderloin. After we arrived, my date was somewhat disturbed: “What happened?” I said. “Di…
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Amiga ASCII Art
My thesis on Amiga ASCII art translated to English.
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The white furnace test
What;s up with those empty renders in rendering research papers? The white furnace test, one of my favourite rendering debug tools. It can be used to check several levels of implementation, not just the BRDF, but also the sampling and the Monte Carlo integration loop, Continue reading →