Category: hardware fail

Spectre and Meltdown – Linus Torvalds infuriated by Intel insanity – Open CPU and rise of RISC? RISCV – hifive1
09.05.2018

Update: 2020.03 “The newly developed Rowhammer- attack TRRespass can crack the RAM-a security mechanism by many DDR4-DRAM-modules as well as LPDDR4 Chips. Until now, these were considered to be almost immune to Rowhammer attacks.” https://www.com-magazin.de/news/sicherheit/software-hammer-ram-schutz-attackiert-2515621.html Update: 2019.10 Zombieload is back. […]

Monitoring Performance of Linux Servers
04.04.2018

monitor (andoird) devices with bpf: https://www.socallinuxexpo.org/sites/default/files/presentations/bcc-scale.pdf so guess “monitoring” is about two things: availability and performance: detect performance bottlenecks get informed if parts (harddisks) / servers have failed / are about to fail security: detect, report and (if possible) automatically […]

Bugs in Hardware – intel microcode updates
12.01.2018

Update: 2018.12: ForeShadow – guest reading Level1 Cache of host ForeShadow (known as L1 Terminal Fault (L1TF) by Intel)[1][2] is a vulnerability that affects modern microprocessors that was first discovered by two independent teams of researchers in January 2018, but […]

Want to disable Intel Management Engine
16.01.2017

It is actually a scandal that the world depends on chips and operating systems – that are designed to do mass-surveillance – it seems – in order to build up a world-wide-dictatorship that no-one can escape… by information and money. […]

Finding a WIFI Adapter for GNU Linux Debian (not easy) UPDATE
06.09.2016

checkout this post: Recommended tested Hardware – Superb Wifi WLAN Adapter Chipset Atheros AR9285 Mini PCIE for GNU Linux Debian 10 Ubuntu and Trisquel 8.0 test run on Lenovo t440 and LibreBooted Lenovo x60s – disabled by evil “hardware switch” […]

01.07.2015

“Bei Lithium-Ionen-Akkumulatoren führt eine Tiefentladung auf unter 2,4 V zu irreversibler Schädigung und zu Kapazitätsverlust. Sinkt die Spannung einer Zelle auf unter 1,5 V, sollte sie nicht mehr verwendet werden. Es ist sehr wahrscheinlich, dass sich Kupferbrücken ausgebildet haben, welche dann zu […]