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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


@n8dmt I haven't tried modifying or making stuff at this level, yet. Could change soon.
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Weekend tinkering: finally made enough room for a microscope on my bench and looked at small things. The chip of interest is 0.7mm wide: a ~60 GHz amplifier.

#hamradio #amateurradio #electronics #rf #mmic #microwave #millimeterwave #mmwave
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Linux Security Summit 🐧

📢 🐧 The CfP for Linux Security Summit North America (LSS-NA) 2025 is now open!

LSS-NA will be co-located with the Open Source Summit in Denver, Colorado, USA.

🖥 https://events.linuxfoundation.org/linux-security-summit-north-america/

CfP close: March 10, 2025
Speaker notification: March 31, 2025
Event: June 26-27, 2025

#linux #linuxsecuritysummit #linuxfoundation #opensource #security
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"We’re writing to inform you that we intend to discontinue sending expiration notification emails. " https://letsencrypt.org/2025/01/22/ending-expiration-emails/

Understandable, but I'm guessing this will cause a lot of breakage for a while & train people to click through browser security warnings. Thoughts?
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From an ebay listing. It's real.
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Given the increasingly toxic environment in the US and elsewhere, I'd like to express my support for all transgender & intersex people. Sorry you're dealing with this.
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A quick summary of the LSM, SELinux, and audit changes merged during the first part of the Linux v6.14 merge window.

https://paul-moore.com/blog/d/2025/01/linux_v614_merge_window.html

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I'd like to announce two new libseccomp releases today: libseccomp v2.5.6 which is a minor maintenance release to the v2.5.z release stream, and libseccomp v2.6.0 which is a new feature release for libseccomp. More details in the link below, but libseccomp v2.6.0 adds support for new architectures, transactional filter updates, and more. Give it a try, you'll like it :)

https://github.com/seccomp/libseccomp/releases/tag/v2.6.0

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And then your's truly will give four talks, at various different places. First of all I have a keynote:

https://fosdem.org/2025/schedule/event/fosdem-2025-6648-14-years-of-systemd/

And unlike some well-known billionaire I am not going to chicken out of my mine. Ha!

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@LaF0rge all this will be important for rebuilding society after the next war

RE: https://chaos.social/@LaF0rge/113856213231658972
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Who says that pair programming can't be productive?

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For the 2 weeks over Christmas + New Year, my work days were meeting-free. I got a lot of stuff done as a result. It was very freeing.

When I returned to a normal schedule this week, a sense of dread accompanied it. I considered why. It was meetings. Specifically, weekly obligatory pro forma have-em-because-they-are-on-the-calendar meetings. No-agenda meetings. The kind often organized by physics collaborations.

My resolutions for 2025: no agenda, no attenda. Only meetings with purpose.

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Lots of recent picolibc news:

* Oliver Stannard at ARM got testing running on the FVP emulator for more rigorous AARCH64 validation.

* Eduard Tanase fixed a bunch of documentation issues.

* Joel Holdsworth added OpenRisc support.

* Jiaxun Yang fixed my janky tools situation by creating picolibc-ci-tools which auto-builds all of the extra bits we need for CI. They also add LoongArch and LatticeMico32 support. The latter uncovered GCC bugs which I had fun fixing.

Thanks to all of you!

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@paninid but nobody ever reads them, which seems problematic.
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📣 All Systems Go! 2025 will take place Sept 30th-Oct 1st. We are excited to move back to the venue we held the event at for the first 3 years, Alte-Münze in the heart of Berlin along the river Spree.
The 🗣️ CFP opens and 🎟️ ticket sales start in mid-March.
🎗️ If your organization wants to sponsor, please reach out.

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Dumb legal question: if people generally do not read terms of service type documents, how are they valid as a legal vehicle?
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A bit of a retrospective on in 2024 and what to look forward to in 2025!
https://stgraber.org/2025/01/04/incus-in-2024-and-beyond/

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Christian Brauner 🦊🐺

util-linux has merged support for statmount() and listmount() to list mounts:
https://github.com/util-linux/util-linux/pull/3092#event-15865684400

This should be a nice performance improvement.

See https://brauner.io/2024/12/16/list-all-mounts.html for some details on listmount() and statmount().

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