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Working at the intersection of security & code @circl / @0xrawsec. Aiming for a better, more open tech world. Developing in #rustlang, #golang and #python. Author of @kunai_project and several others.
GitHubhttps://github.com/qjerome

Rust 1.94.0 has been released! 🌈 šŸ¦€ ✨

A few highlights are array_windows() and element_offset() on slices, Peekable::next_if_map(), LazyCell::get and friends, and the new `include` key in config.toml to include other toml files!

Check out the blog post for details: https://blog.rust-lang.org/2026/03/05/Rust-1.94.0/

Announcing Rust 1.94.0 | Rust Blog

Empowering everyone to build reliable and efficient software.

Call for papers is now open for hack.lu 2026 (the 20th edition!)

The purpose of the hack.lu convention is to provide an open and free playground where people can discuss the implications of new technologies in society. hack.lu is a balanced mix convention where technical and non-technical people can meet and share all kinds of information freely. The convention will be held in the Grand-Duchy of Luxembourg in October (20-23.10.2026). The most significant new discoveries about computer network attacks and defenses, open-source security solutions, and pragmatic real-world security experiences will be presented in a four-day series of informative tutorials.

We are waiting for your great proposals!

https://2026.hack.lu/blog/hack.lu-2026-call-for-papers/

#cfp #luxembourg #conference #cybersecurity #callforpapers #hacklu

Call for papers is now open for hack.lu 2026 (the 20th edition!)

Time to submit a talk, training or workshop to hack.lu

hack.lu 2026

After months of quiet, Kunai is back with an update in the works!

Here’s what’s new:

- Sharper DNS traffic analysis for better threat detection

- File identification powered by magic-rs to unlock deeper detection scenarios

- Smarter event filtering and exclusion rules to cut false positives and boost performance

This release will be about making Kunai more precise, faster, and easier to use—whether you’re monitoring workstations, servers, or IoT devices.

If you have specific a request, this is the perfect time to open an issue and get a chance to see it land in the next release šŸ˜‰

Curious? Follow the progress here: https://github.com/kunai-project

#Linux #ThreatHunting #Rust #eBPF #OpenSource

@claudex Nice šŸ‘

For a quick test of #dioxus I implemented a web interface for #faup-rs, you can see the demo website (all running locally in webasm) https://faup.claudex.be/

cc @qjerome

https://codeberg.org/claudex/faup-rs

#rust #faup-web

faup-web

I’ll be at @fosdem next Saturday and Sunday. If you’d like to chat, feel free to find me to talk about:

  • MISP
  • Open Source Software and Security
  • GCVE.eu / Vulnerability-Lookup
  • AIL Project and one of the many @circl open source projects
  • or anything else ;-)

#fosdem #infosec #cybersecurity #opensource #gvip

I’ll also be in Brussels on Wednesday for the GVIP Summit 01 too.

The last 5 days have been a bit wild for the GCVE.eu initiative.

What started as steady work suddenly picked up real momentum:

  • The public GCVE.eu database instance - https://db.gcve.eu/ - caught the attention of the media, sparking discussions well beyond our usual circles

  • We published updates to the GCVE KEV Assertion Standard Format (BCP-07), refining how known-exploited information can be asserted and shared

  • Vulnerability-Lookup 2.21.0 was released, bringing improvements aligned with the GCVE ecosystem

  • We received a lot of valuable feedback especially on the specs, the tooling, and the overall direction

  • New GNAs joined the GCVE directory, and new contributors stepped in to help shape both the specifications and the software

Seeing this level of engagement, critique, and contribution in such a short time is incredibly motivating. It reinforces why an open, decentralized, and collaborative approach to vulnerability identification and sharing matters.

Huge thanks to everyone who tested, commented, challenged assumptions, wrote code, improved text, or simply helped spread the word. This is very much a community effort and it’s only getting started. šŸ’™

#GCVE #OpenSource #VulnerabilityManagement #CyberSecurity #Standards #Community

Don't hesitate to follow us at GCVE-EU - @gcve

@circl

GCVE BCP - https://gcve.eu/bcp/
GCVE DB - https://db.gcve.eu/recent
Vulnerability-Lookup - https://github.com/vulnerability-lookup/vulnerability-lookup

Vulnerability-Lookup

Vulnerability-Lookup - Fast vulnerability lookup correlation from different sources.

New Security Vulnerability Database Launches In The EU

A new vulnerability database has launched in the EU, in a bid to reduce dependence on the U.S. program. Here's what you need to know.

Forbes

Just before the holidays, I ran a recorded Rust training at Luxembourg House of Cybersecurity — designed to help developers with experience in other languages get up to speed faster.

šŸ”— Watch the full session (broken English included!):

https://youtube.com/playlist?list=PLhSWiKucshm5vWvFCqtJePVVYgIXH6_6y&si=ffdPXpY52GPnd8DW

All training materials are open-source and available here: https://github.com/ngsoti/rust-training

Not about mastery, but about cutting through the noise and getting hands-on faster. Feedback welcome—what worked (or didn’t) for you?

Interested in an internal training? You can get in touch—this can be delivered in French or English.

#Rust #Programming #TechTraining #OpenSource

Rust training

This series of video provide hands-on Rust training material through progressive exercises and examples. It focuses on core Rust concepts such as ownership, ...

YouTube

A new patched release is out for both the Rust crate and Python package of magic-rs—the memory-safe implementation of libmagic!

This fixes incorrect file identification (e.g., MS Office docs). If you use magic-rs, update now to avoid false positives:

šŸ”— Rust: https://crates.io/crates/pure-magic
šŸ”— Python: https://pypi.org/project/pure-magic-rs/

āš ļø Also, don't forget to update your command line file detection companion wiza (What is Zat?): https://crates.io/crates/wiza

Thanks to the @Rafiot for reporting this!

#Rust #Python #OpenSource

crates.io: Rust Package Registry