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Backdoor in wait4(): Linux kernel vulnerability

https://sudonull.com/backdoor-in-wait4-linux-kernel-vulnerability

Analysis of a real backdoor in the Linux kernel from 2003: how an assignment error in wait4() opened root access. Lessons for developers: code review, Git, fuzzing. Study the details of the attack.

Windows Kernel Policy: Only WHCP Drivers from 2026

https://sudonull.com/windows-kernel-policy-only-whcp-drivers-from-2026

Microsoft tightens driver trust in Windows 11 and Server 2025 kernel. Rejection of outdated certificates, audit mode, AppLocker. Details of changes for developers and admins — read and prepare.

OptimaOS on Rust: single kernel for all platforms

https://sudonull.com/optimaos-on-rust-single-kernel-for-all-platforms

Explore OptimaOS architecture — kernel on Rust without forks for desktop, servers and Edge. Separation of mechanisms/policies, Linux ABI, memory safety. Detailed breakdown for developers.

Anticheats: user-mode and kernel-mode limitations

https://sudonull.com/anticheats-user-mode-and-kernel-mode-limitations

Breakdown of anticheat levels, DLL injection detection and DMA. Technical principles for developers. Study the weaknesses and evolution of game protection systems.

SystemRescue 13.0: kernel updates and HiDPI

https://sudonull.com/systemrescue-13-0-kernel-updates-and-hidpi

New features in SystemRescue 13.0: Linux 6.18 LTS, bcachefs 1.37, yq, HiDPI scaling. Ideal for system recovery. Download ISO and test it.

From other projects

How to Take Lecture Notes Correctly: 5 Steps

https://ymaho.com/how-to-take-lecture-notes-correctly-5-steps

Learn to take lecture notes so you remember 50% more. 5 steps: Cornell method, mind maps, and active recall. Start learning more effectively!

From the web

Talk Like a Pilgrim - Plimoth Patuxet Museums

https://plimoth.org/for-students/activities-games/talk-like-a-pilgrim

Here are a few examples of English words, greetings and phrases that would have been used by the Pilgrims. Practice them at home …

Early Modern English - Wikipedia

https://en.wikipedia.org/wiki/Early_Modern_English

The grammatical and orthographical conventions of literary English in the late 16th century and the 17th century are still very …

Early modern English: grammar, pronunciation, and spelling

https://www.oed.com/discover/early-modern-english-spelling-grammar-and-pronunciation/

In Old and Middle English it was unexceptional to negate more than one element of a sentence, and this remained down to the early …

Early Modern English (c. 1500 – c. 1800) - History of English

https://www.thehistoryofenglish.com/early-modern-english

Sep 14, 2023 · It was largely during this short period of time that English lost the purer vowel sounds of most European languages, as …

Exclamation mark - Wikipedia

https://en.wikipedia.org/wiki/Exclamation_mark

French In French, as well as marking exclamations or indicating astonishment, the exclamation mark is commonly used to mark …

Words and Phrases of the Seventeenth Century

https://www.marquisofwinchesters.co.uk/words-and-phrases-of-the-seventeenth-century/

Here are some old words and phrases to amaze your friends and the audience when talking about the seventeenth century in Living …

16 Old Verbal Exclamations to Spice Up Your Speech

https://historyhustle.com/historical-exclamations/

Apr 21, 2022 · Take a page out of history with these historical exclamations, or “minced oaths” as they’re sometimes called, and spice …

Early Modern English Dictionary (16th-18th century) • Lexilogos

https://www.lexilogos.com/english/english_modern_early.htm

• A Dictionary of the English language in which the Words are deduced from their Originals, explained in their Different Meanings, by …

How to Talk Like the Ton: A Guide to Regency Lingo

https://www.messynessychic.com/2022/04/13/how-to-talk-like-the-ton-a-guide-to-regency-lingo/

Apr 13, 2022 · A late 17th century alternative to swearing, similar in meaning to ‘devil’, ‘damn’, or ‘cursed’, deuce (or deuced) comes …

Life in Elizabethan England 29: Still More Language

https://www.elizabethan.org/compendium/29.html

Everyday life in Tudor England - Greetings, exclamations, and common phrases in the time of Queen Elizabeth I and Shakespeare.

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