Your hardware, their certificate, your problem. A visual explainer on firmware-level boot security and why Linux needs a cryptographic certificate to boot on modern PCs. LinuxTeck Security Perspective.

Three reasons bootkits were nearly undetectable — zero millisecond attack window, 100% falsified antivirus scans, and unlimited persistence through OS reinstalls. LinuxTeck.

Five-step sequence from firmware key store through shim bootloader, distro bootloader, Linux kernel, to boot failure on unsigned code. LinuxTeck Security Perspective.

What breaks the trust chain — unsigned drivers, missing MOK key enrolment, and the risk of disabling Secure Boot entirely. Three key questions every Linux user should ask. LinuxTeck.

UEFI Secure Boot is not your enemy.
Most Linux users hate it for the wrong reasons - and disabling it is actually the less secure choice.

#Linux #UEFI #SecureBoot #CyberSecurity #OpenSource #LinuxTips #SysAdmin #TechExplained #LinuxTeck

The October 2026 Windows Secure Boot Expiration.
The full 5-Step Blueprint to help you automate this deployment across your entire organization : www.synergyit.com/windows-secu...

#SecureBoot #Windows11 #USABusiness #Compliance #FinOps #ZeroTrust #B2BGrowth #CanadaTech #SysAdmin #Microsoft #UEFI

Drat. There is a UEFI Firmware update for the motherboard in this Linux PC 🤔

uk.msi.com/Motherboard/MAG-X870E-TO...

#UEFI #Firmware #MSI

CSMWrap avviare sistemi BIOS legacy su hardware UEFI‑only CSMWrap permette di avviare sistemi BIOS legacy su PC UEFI‑only grazie a un’app EFI che integra SeaBIOS come modulo CSM.

CSMWrap arriva come soluzione elegante per far partire sistemi BIOS legacy su macchine moderne prive di CSM. Un’app EFI che integra SeaBIOS e riporta in vita vecchi OS su hardware UEFI‑only. #CSMWrap #UEFI #Linux #OpenSource #EFI

Win10からWindowsUpdateでWin11にして再起動→DEL押してもEntering Setup...から進めない事象は変わらずという結果に。めんどいけどM.2外してみるか
i7-8700K
#PC #UEFI #BIOS #Win11

デュアルブート、ナメてた。

Playtron × Bazzite
👉 EFI競合で完全崩壊

・GRUB消える
・OS消える
・復元4回

これ普通に罠すぎん？w

全部解決したけんまとめた👇

note.com/aynyan_sui_i...

#Linux沼 #UEFI #Bazzite #Sui #DualBoot #Suiplay0x1

A hand holding a PCI NIC above an open computer case where we can see 2 power color cards plugged in and some glowy memory sticks.

Having to debug one of my homelab machines up on the corner for the room is always something.

Somehow it now refuses to pass the boot stage (device enumeration phase) when the NIC is plugged in...

Diaabled CSM, Resize bar, networking stack,....

It just gives […]

[Original post on hachyderm.io]

Want to run DOS or Win98 on your new PC? CSMWrap makes it possible, but the trade-offs are huge. We dive into the security risks and performance hits.

#uefi #bios #csmwrap

Ever tried running DOS games on a new UEFI PC? CSMWrap makes legacy BIOS booting possible, but the journey reveals surprising architectural challenges. Dive in!

thepixelspulse.com/posts/how-csmwrap-enable...

#csmwrap #uefi #legacybios

Rufus 4.13.2316: mejoras en compatibilidad UEFI y actualización de GRUB | Seguridad y Redes | CIBERED Crea USB booteables más rápido en Windows. Soporte ARM64, GRUB 2.14 y compatibilidad UEFI. ¡Descarga la herramienta esencial!

💿 Rufus 4.13.2316: mejoras en compatibilidad UEFI y actualización de GRUB cibered.com/software/seg...

#Rufus #UEFI #SoftwareLibre #Cibered

PC Anakartı Üzerindeki Tüm Parçalar: Detaylı Donanım Rehberi 🖥️ PC Anakartı Üzerindeki Tüm Parçalar: Detaylı Donanım Rehberi Anakart (motherboard), bilgisayarın tüm bileşenlerini birbirine bağlayan ve veri ile güç akışını yöneten ana devre kartıdır. İşlemci, RAM, ekran kartı, depolama birimleri ve çevre bağlantıları anakart üzerinden çalışır. Bu rehberde, PC anakartı üzerindeki tüm önemli parçaları teknik ama anlaşılır şekilde inceliyoruz. 🔹 1) CPU Soketi (İşlemci Yuvası) 📌 Görevi İşlemciyi fiziksel ve elektriksel olarak anakarta bağlar.

PC Anakartı Üzerindeki Tüm Parçalar: Detaylı Donanım Rehberi
#Anakart
#PCAnakartı
#Motherboard
#Bilgisayar
#PCDonanım
#DonanımRehberi
#CPU
#RAM
#DDR5
#PCIe
#PCIe5
#NVMe
#SSD
#VRM
#Chipset
#YongaSeti
#BIOS
#UEFI
#Intel
#AMD
#Teknoloji

Anakart Bileşenleri ve Görevleri: Teknik ve Anlaşılır Anlatım 🖥️ Anakart Bileşenleri ve Görevleri: Teknik ve Anlaşılır Anlatım Anakart (motherboard), bilgisayardaki tüm donanımların haberleşmesini ve güç dağıtımını sağlayan ana devre kartıdır. İşlemci, RAM, ekran kartı ve depolama birimleri doğrudan anakart üzerinden çalışır. Aşağıda hem teknik hem de sade bir dille tüm temel bileşenleri bulabilirsiniz. 🔹 1) CPU Soketi (İşlemci Yuvası) 📌 Görevi İşlemciyi anakarta fiziksel ve elektriksel olarak bağlar.

Anakart Bileşenleri ve Görevleri: Teknik ve Anlaşılır Anlatım
#Anakart
#Motherboard
#Bilgisayar
#PCDonanım
#CPU
#RAM
#DDR5
#PCIe
#PCIe5
#NVMe
#SSD
#VRM
#Chipset
#YongaSeti
#BIOS
#UEFI
#Intel
#AMD
#Teknoloji
#BilgisayarToplama

Anakart Üzerindeki Donanımlar ve İşlevleri: Başlangıçtan Uzmanlığa Rehber 🖥️ Anakart Üzerindeki Donanımlar ve İşlevleri: Başlangıçtan Uzmanlığa Rehber Anakart (motherboard), bilgisayarın tüm bileşenlerini birbirine bağlayan ve veri akışını yöneten ana devre kartıdır. Bu rehberde, temel seviyeden uzmanlığa kadar anakart üzerindeki tüm önemli donanımları ve nasıl çalıştıklarını detaylı şekilde öğreneceksiniz. 🔹 1) CPU Soketi (İşlemci Yuvası) 📌 Görevi İşlemciyi fiziksel ve elektriksel olarak anakarta bağlar. ⚙️ Nasıl Çalışır? İşlemci üzerindeki temas noktaları soket pinlerine temas eder.

Anakart Üzerindeki Donanımlar ve İşlevleri: Başlangıçtan Uzmanlığa Rehber
#Anakart
#Motherboard
#Bilgisayar
#PCDonanım
#DonanımRehberi
#CPU
#RAM
#DDR5
#PCIe5
#NVMe
#SSD
#VRM
#Chipset
#BIOS
#UEFI
#Intel
#AMD
#Teknoloji
#BilgisayarToplama
#OyunBilgisayarı

Does the distro plan to support #UEFI and #Secureboot out of the box?

Country's hijacked from #Krasnov and I'm still having a technofeudalist Catalonian computer keyboard cat conundrum. #UEFI

Situation doable, workable, perhaps even fuckable.

We run kiosk with Karen attitude on addiction to fossil fuel and the bacon. #Petrostates
#AcceptNoCompromise #CulpableCrimes

⏰ Certificats Secure Boot : préparez vos machines Windows dès maintenant !

En 2026, plusieurs certificats émis par Microsoft arrivent à expiration. 🛡️

Quelles sont les machines impactées ?
👉 www.it-connect.fr/windows-anti...

#Windows #SecureBoot #Microsoft #Adminsys #UEFI #CyberSécurité

PC users! There are millions of Windows 11 computers with Secure Boot Certificates that are expiring. Here's the full scoop and how to check your own PC's status... www.askdavetaylor.com/check-if-you... #windows #bios #uefi

Understanding the New UEFI Secure Boot Vulnerability This article explains what UEFI Secure Boot is, the recent findings of a new vulnerability that allows bootkits to infiltrate systems, and how users can protect

🚨 New blog post alert! 🚨 Dive into "Understanding the New UEFI Secure Boot Vulnerability" and learn how this affects your system's security. Stay informed! 🔒🖥️ Read more here: innovirtuoso.com/technology/understanding... #CyberSecurity #UEFI #InfoSec

winbuzzer.com/2026/02/13/m...

Microsoft Refreshes Secure Boot Certificates via Windows Update

#Cybersecurity #Windows10 #Microsoft #WindowsUpdate #Windows11 #Windows #SecureBoot #Encryption #UEFI

Understanding the New UEFI Secure Boot Vulnerability This article explains what UEFI Secure Boot is, the recent findings of a new vulnerability that allows bootkits to infiltrate systems, and how users can protect

🚨 New blog alert! Dive into the details of the UEFI Secure Boot vulnerability and what it means for your security. 🔐 Check it out here: innovirtuoso.com/technology/understanding... #CyberSecurity #UEFI #TechNews

📰 Microsoft Perbarui Sertifikat Secure Boot di Jutaan PC Windows, Berlaku Bertahap hingga 2026

👉 Baca artikel lengkap di sini: ahmandonk.com/2026/02/11/pembaruan-sec...

#firmware #keamanan #siber #microsoft #secure #boot #uefi #windows #10 #windows #11

📰 Microsoft Mulai Distribusikan Sertifikat Secure Boot Baru Jelang Kedaluwarsa Juni 2026

👉 Baca artikel lengkap di sini: ahmandonk.com/2026/02/11/microsoft-sec...

#firmware #it #admin #keamanan #siber #microsoft #secure #boot #uefi #update #windows #wi

Original post on dmv.community

#Linux #Win10 #SecureBoot #UEFI #Certificates

TL/DR
Does Linux have a fix/mitigation of this expiring cert issue?

Full post:

So an important/critical firmware level certificate from Microsoft is expiring in June - which will leave Win10 users even more vulnerable to malware.

And this article […]

C와 Rust가 지배하는 UEFI 영역에 JavaScript를 도입한 PoC가 등장했습니다. Duktape를 이용해 UEFI 서비스를 JS에 바인딩하여 부트로더를 작성할 수 있게 합니다.

베어메탈 환경에서의 스크립팅은 빠른 프로토타이핑이라는 이점을 줄까요, 아니면 불필요한 추상화일까요? 시스템 프로그래밍의 경계에 대해 논의해볼 만한 주제입니다.

www.mrlatte.net/stories/2026/02/09/uefi-...
#UEFI #JavaScript

Exploiting signed bootloaders to circumvent UEFI Secure Boot Русская версия этой статьи. Modern PC motherboards' firmware follow UEFI specification since 2010. In 2013, a new technology called Secure Boot appeared, intended to prevent bootkits from being...

Exploiting signed bootloaders to circumvent #UEFI #SecureBoot habr.com/en/articles/... #infosec

DELL製のPCでBIOSアップデート時に「Flash Progress 0%」で進まない問題を解決する方法 #DELL #BIOS #UEFI - Recon-ReviewDays 先日購入したDELL製のコンパクトPC「Optiplex 3000 Micro(Core i5-12500Tモ

投稿しました。

DELL製のPCでBIOSアップデート時に「Flash Progress 0%」で進まない問題を解決する方法
reviewdays.com/archives/78602

#DELL #BIOS #UEFI

Finalement sur mon vieux Dell Latitude E5530 de test, j'ai reçu une MàJ des certificats UEFI !
Bonne nouvelle !
#Dell #UEFI #Certificats

Виправлення зависання "Booting from Hard Disk..." в QEMU / KVM (virt-manager) Після переносу образу на нет-бук, помітив таку проблему: запуск машини зависає на етапі завантаження, зі 100% споживанням CPU та подальшим розгоном кулерів. В принципі, те само й при створенні нової машини на базі оригінального ISO Debian. Рішення...

Виправлення зависання "Booting from Hard Disk..." в QEMU / KVM (virt-manager)

#qemu #kvm #virt-manager #uefi #bios

Sami Lehtinen (@sl@pleroma.envs.net) Daily IT fun. UEFI NVRAM exhaustion on Acer E5-573 is a death sentence for Secure Boot. InsydeH2O firmware GC logic is too dumb to clear SPI flash once large dbx updates fill the blocks. Total fru...

Joy of legacy hardware #UEFI and #Linux #Mint pain, ok, it wasn't Linux issue, but more likely #Acer UEFI NVRAM / firmware issue.
pleroma.envs.net/notice/B2qUC...