TL;DR summary of stories on the internet
Theo de Raadt has made an update to the innovations.html page, discussing the implementation of indirect branch target restriction on the amd64 and arm64 platforms. This work has involved enforcing support for arm64 BTI and Intel IBT in both the kernels and userland binaries of OpenBSD. The approach taken by OpenBSD differs from Linux, as […]
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AlmaLinux, along with other downstreams, has been left in a bit of a predicament since Red Hat restricted access to the RHEL source repositories. As a result, AlmaLinux has decided to shift its focus. Instead of aiming for 1:1 compatibility with upstream RHEL, they will now strive to be Application Binary Interface (ABI) compatible. The […]
In this web content, the author reflects on the value of heirlooms and shares their personal experience inheriting two watches from their father after his passing. They discuss how monetary value is not the sole determinant of an heirloom’s worth, but rather the stories and memories that are associated with it. The author describes one […]
The Minotaur superoptimizer is designed to tackle the challenge of missing peephole optimizations for SIMD instructions in LLVM’s intermediate representation. It focuses specifically on integer SIMD instructions, both portable and specific to x86-64. To address this issue, Minotaur uses a hybrid synthesis algorithm that enumerates instructions concretely and generates literal constants through a solver. The […]
In this web content, the author discusses the misconceptions surrounding entry-level roles in Data Engineering. They argue against the idea that Data Engineering is not suitable for beginners, stating that every discipline is open to newbies. The author highlights the importance of learning SQL as a fundamental skill for starting a career in Data Engineering. […]
Boston Mayor Michelle Wu has announced the launch of a new pilot program called the “Downtown Office to Residential Conversion Pilot Program.” This program aims to incentivize the conversion of underutilized office buildings into residential units in Downtown Boston. The program will be administered by the Boston Planning & Development Agency (BPDA), Mayor’s Office of […]
Nobel Laureate John B. Goodenough, one of the inventors of the lithium-ion battery, passed away at age 100. Goodenough authored over 800 technical papers and was recently granted a U.S. patent shortly before his 100th birthday. He is best known for developing the lithium cobalt oxide cathode, which became the foundation for Sony’s first commercial […]
The author of this web content shares their experience in developing a gcc patch to simplify building portable executables with Cosmopolitan Libc. They explain that this patch allows popular software to be built with Cosmopolitan Libc without having to change the source code, and the resulting executables can run on various operating systems. The author […]
In this article, the author explores a privacy vulnerability in Apple devices, specifically macOS. They demonstrate a technique that can be used to reveal a user’s first name without permission using the mDNS protocol. The technique involves brute-forcing a list of the 50 most popular gender-specific names from a specific country of origin. The article […]
In this web content, the author discusses how the hype around “passkeys” is causing security keys to become obsolete. They explain the difference between non-resident and resident keys and highlight the limited storage capacity of security keys. The author also mentions the controversy surrounding the definition of “passkeys” and how it has led to the […]