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Linux Kernel security developer, working for Microsoft. Also W7TXT. Views are my own.
Topics: #Linux #kernel #security, #amateurradio, #RF, #hamradio, #electronics, #science, #radioastronomy, #physics, #space, #arduino.

📡 https://w7txt.net/
🐧 https://blog.namei.org/
☠️ https://www.facebook.com/w7txt


Having worked on the kernel for decades, and imposing a lot of the same code/git hygiene for liburing, there can be a disconnect for contributors on what is expected of a commit and commit message, and what series of commits should look like. I attempted to provide a basic guideline here:

https://github.com/axboe/liburing/blob/master/CONTRIBUTING.md

and would appreciate feedback from folks on what I missed, what isn't clear, etc.

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Gonna be giving a talk "SLUB Internals for Exploit Developers" at @LinuxSecSummit next week.

Plan to cover the basics one needs to know before writing exploits for slab bugs; slides coming along 😁

Also gonna stay around for @linuxplumbersconf.

https://lsseu2024.sched.com/event/1ebVN

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@josh after 15 years of TPMs and they becoming quite ubiquitious, I am still not seeing how they ever have been misused like this outside of theories and labs.

To me this appears to be mostly FUD from FSF/GNU.

I think if Linux OSes would actually start using TPMs properly, the net outcome for everyone would be *good*, and not bad. It would be much harder to gain persistence for an attacker, for example. And that's a massive benefit, for everyone.

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@Catvalente I remember this from a previous decade. He is from a wealthy New England family, old-school Republican style. Also, he was responsible for linking Southern evangelicals to his father's campaign & the rest is history.
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@mcc I think that's cocaine?
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This is a real command that people type instead of grep:

Select-String -Path "C:\file\Path\*.txt" -Pattern "REGEX"
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I've been using web-based email so much that I almost forgot how FAST a terminal client is, even Alpine, even over multiple SSH hops.
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Edited 9 months ago

the debugging manifesto poster I've been talking about is finally available for sale! You can get it here for $20 US + shipping: https://store.wizardzines.com/products/poster-debugging-manifesto

it was redesigned and riso printed by Inner Loop Press and I'm SO delighted with how it turned out (https://www.innerloop.press/)

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@olivvybee and the next available appointment for a DHCP lease is scheduled for November 2027?
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TIL: Vimeo still exists.
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@mos_8502 I wonder if George Lucas is on the spectrum.
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Just published the schedule! Lots of good stuff, and at least one terrible talk that nobody should attend.

Early bird tickets are also still available - but not for long - go grab them while they last!

https://all-systems-go.io/

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@robpike definitely not missing my SCSI DAT backup that cost a fortune and never worked properly on Linux in 1995.
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It's been a while since the last one, but here is the fourth newsletter: https://lore.kernel.org/landlock/20240716.yui4Iezai8ae@digikod.net/
Moar sandboxing! 🥳

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Another relatively small update, but here are the LSM, SELinux, and audit* highlights from the Linux v6.11 merge window.

https://paul-moore.com/blog/d/2024/07/linux_v611_merge_window.html

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There are three hard things in computer science: cache invalidation, naming things, and getting your video game character onto a ladder.

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@ftg these are incredibly useful for all kinds of basic testing, and yep, that is the right coax to use, and yep, I forget what it's called too
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