This is it! Its on!

Save the date and polish your speaking or training skills-> call for papers, workshops, trainings, sponsors and volunteers open!

Submit: https://pretalx.com/bsidesluxembourg-2025/cfp

PS: sponsor package options available on info@bsides.lu!

#bsidesluxembourg

@atomicpoet @dansup Worse: it created friction for legit use-cases (that can't be undone!), creates ~0 friction for illegitimate ones *while* giving a false sense of security.

Limiting discovery is def in the top3 stupidest ideas I've seen during my long time on the Web.

Please support one of our own! If you ever have been to defcon, needed network security, used MFA, touched HAM radio, etc… dearest cjunkie made your life better one way or another - one of the most awesome human beings I know (and I know tons of them!) https://www.gofundme.com/f/support-marc-rogers-road-to-recovery

@Ange you know when some smart bureaucrat draws black rectangles over paragraphs then someone on the Internet does a Ctrl+A Ctrl+C Ctrl+V and publishes the whole text layer

@Ange considering impact: select to unredact :)

Confirmed. ChatGPT is actively indexing the Fediverse, even small servers like mine who have not explicitly consented to their indexing.

So while people on Mastodon got angry about Mastodon having built-in discovery features, ChatGPT just went ahead and slurped up all your posts.

High level diff of iOS 18.3 beta 1 vs. iOS 18.3 beta 2 🎉

https://github.com/blacktop/ipsw-diffs/blob/main/18_3_22D5034e__vs_18_3_22D5040d/README.md

Google Chrome security advisory: Stable Channel Update for Desktop
New Google Chrome version 131.0.6778.264/.265 for Windows, Mac and 131.0.6778.264 for Linux includes 4 security fixes, including 1 externally reported: CVE-2025-0291 (high severity) Type Confusion in V8. No mention of exploitation

#google #chrome #vulnerability #cve #infosec #cybersecurity #CVE_2025_0291

Project: golang/go https://github.com/golang/go
File: src/cmd/cgo/ast.go:358 https://github.com/golang/go/blob/refs/tags/go1.23.4/src/cmd/cgo/ast.go#L358

func (f *File) walk(x interface{}, context astContext, visit func(*File, interface{}, astContext))

SVG:
dark https://tmr232.github.io/function-graph-overview/render/?github=https%3A%2F%2Fgithub.com%2Fgolang%2Fgo%2Fblob%2Frefs%2Ftags%2Fgo1.23.4%2Fsrc%2Fcmd%2Fcgo%2Fast.go%23L358&colors=dark
light https://tmr232.github.io/function-graph-overview/render/?github=https%3A%2F%2Fgithub.com%2Fgolang%2Fgo%2Fblob%2Frefs%2Ftags%2Fgo1.23.4%2Fsrc%2Fcmd%2Fcgo%2Fast.go%23L358&colors=light

Project: golang/go https://github.com/golang/go
File: src/runtime/pprof/pprof_test.go:1553 https://github.com/golang/go/blob/refs/tags/go1.23.4/src/runtime/pprof/pprof_test.go#L1553

func containsCountsLabels(prof *profile.Profile, countLabels map[int64]map[string]string) bool

SVG:
dark https://tmr232.github.io/function-graph-overview/render/?github=https%3A%2F%2Fgithub.com%2Fgolang%2Fgo%2Fblob%2Frefs%2Ftags%2Fgo1.23.4%2Fsrc%2Fruntime%2Fpprof%2Fpprof_test.go%23L1553&colors=dark
light https://tmr232.github.io/function-graph-overview/render/?github=https%3A%2F%2Fgithub.com%2Fgolang%2Fgo%2Fblob%2Frefs%2Ftags%2Fgo1.23.4%2Fsrc%2Fruntime%2Fpprof%2Fpprof_test.go%23L1553&colors=light

In the latest Doyensec research, our Nobert Szetei (@sine) takes a closer look at the SMB3 Kernel Server (ksmbd) component of the Linux kernel. Check it out today to learn what he found, which led to multiple CVEs!

#Doyensec #Appsec #Security #Linux

https://blog.doyensec.com/2025/01/07/ksmbd-1.html

RULECOMPILE - Undocumented Ghidra decompiler rule language

https://msm.lt/re/ghidra/rulecompile/

#Ghidra #Decompiler

[RSS] CVE-2024-53141: an OOB Write Vulnerability in Netfiler Ipset

https://u1f383.github.io/linux/2025/01/07/cve-2024-53141-an-oob-write-vulnerability-in-netfilter-ipset.html

US adds web and gaming giant Tencent to list of Chinese military companies

This could be the start of a saga to rival TikTok’s troubles, and embroil Tesla and Microsoft The US Department of Defense has added Chinese messaging and gaming Tencent to its list of “Chinese military company”, a designation that won’t necessarily result in a ban but is nonetheless unpleasant.…
#theregister #IT
https://go.theregister.com/feed/www.theregister.com/2025/01/07/tencent_catl_chinese_military_company_list/

Today (at 9 PM CET - my usual time), I will walk through a simple PNG file.
I will also cover some PNG tricks if I have time ;)
See you there!!
https://www.youtube.com/live/Ck5_ADtePzE?si=OJe7FjFQM9TqZq7p

One of my favorite things is asking LLMs "what's wrong with <this>?" when nothing is wrong with <this>. Works with code, circuit schematics, and so on.

You usually get a wall of *really* convincing text, and I imagine myself in the shoes of some poor student trying to make sense of this.

Last year I asked a question about the state of tracing JITs, and it led to a wonderful exchange. @cfbolz has written a terrific summary that captures a lot of folk knowledge that would otherwise be lost. Thanks!
https://pypy.org/posts/2025/01/musings-tracing.html

Real-time bidding, which powers nearly every ad you see online, might be the most privacy-invasive surveillance system that you’ve never heard of. Learn how it works and how to protect yourself. https://www.eff.org/deeplinks/2025/01/online-behavioral-ads-fuel-surveillance-industry-heres-how