Lup Yuen Lee 李立源 @lupyuen@qoto.org

Reluctant sysadmin's guide to Securing a #Linux Server

https://pboyd.io/posts/securing-a-linux-vm/

#NuttX Shell on #Star64 JH7110 #RISCV SBC won't show any Console Output ... Let's find out why

Source: https://github.com/lupyuen/nuttx-star64#no-uart-output-from-nuttx-shell

New wave of Programming Languages: Pony, Crystal, Zig, Reason, Vlang, Julia

https://hackernoon.com/the-new-wave-of-programming-languages-exploring-the-hidden-gems

#Android Malware uses OCR to steal credentials from images

https://www.bleepingcomputer.com/news/security/new-android-malware-uses-ocr-to-steal-credentials-from-images/

Join me at #ApacheCon Asia "Community Over Code" (Aug 18 - 20) ... We'll chat about Apache #NuttX RTOS on #PinePhone @PINE64

Details: https://apachecon.com/acasia2023/tracks/general.html

Embed a #GoLang program into the #Linux Kernel

https://blog.sigma-star.at/post/2023/07/embedded-go-prog/

#RISCV Formal ISA in F#

https://github.com/mrLSD/riscv-fs

"if #Mastodon and other fedi projects do take on the mass scale, their developers must consider the needs of people who aren’t already converts"

https://erinkissane.com/mastodon-is-easy-and-fun-except-when-it-isnt

"Norway says Ivanti zero-day was used to hack govt IT systems" (MobileIron MDM)

https://www.bleepingcomputer.com/news/security/norway-says-ivanti-zero-day-was-used-to-hack-govt-it-systems/

Refactoring C code into C++

https://www.embeddedrelated.com/showarticle/1551.php

#NuttX Boot Code for #Star64 JH7110 SBC ... Modified for #RISCV Supervisor Mode

Article: https://lupyuen.codeberg.page/articles/nuttx2.html#appendix-nuttx-in-supervisor-mode

#RISCV SiFive U74 Manual (PDF)

https://starfivetech.com/uploads/u74mc_core_complex_manual_21G1.pdf

Here's how #Linux gets the #RISCV Hart ID (CPU ID) from OpenSBI

Article: https://lupyuen.codeberg.page/articles/nuttx2.html#appendix-hart-id-from-opensbi

GNOME: Rethinking Window Management (#Linux)

https://blogs.gnome.org/tbernard/2023/07/26/rethinking-window-management/?ref=news.itsfoss.com

"#Drones are still incredibly fun to fly, but the Rules and Regulations now required to legally do so ... simply ask too much"

https://petapixel.com/2023/07/27/it-just-isnt-worth-the-effort-to-put-a-drone-in-the-air-anymore/

#FreeBSD Status Report

https://www.freebsd.org/status/report-2023-04-2023-06/