Computers

Coputer topics

About leap seconds

Doing away with leap seconds has been up for debate since at least 2013, on grounds that they’re more trouble than they’re worth. Leap seconds have represented risks to important communications and computing systems. Time Lords decree an end to leap seconds before risky attempt to reverse time article tells that The Bureau International des

PC hardware vulnerabilities of summer 2022

There has been several BWAIN PC hardware vulnerabilities published this summer. BWAIN is a short name for a Bug With An Impressive Name. BWAIN is an accolade that we hand out when a new cybersecurity flaw not only turns out to be interesting and important, but also turns up with its own logo, domain name

Atari at 50

Atari At 50: The Story Of Our Lives https://hackaday.com/2022/06/27/atari-at-50-the-story-of-our-lives/ It’s been a year of anniversaries, what with the 40th birthday of both the Commodore 64 and the Sinclair ZX Spectrum. There has been 50 years since Nolan Bushnell and Ted Dabney incorporated Atari Inc, a name that will forever be synonymous with the development of

HDMI firewall

Any device sporting a chip and some form of communications protocol can be hacked – that’s almost as strong a law as those governing gravity. Besides audio and video data, there are a number of parallel protocols in HDMI that transmit more information than we’d expect. There is I2C configuration data, HDCP (High-bandwidth Digital Content

LUMI supercomputer

New European supercomputer is inaugurated in Finland. LUMI is the fastest and most energy-efficient supercomputer in Europe, ranked also the third fastest in the world. It will have an expected peak performance of 550 petaflops (550 million billion calculations per second) while being fully powered by renewable energy: LUMI uses natural cooling systems and its

AMD Ryzen 7000 at 5 GHz

At its Computex keynote, AMD unwrapped what’s coming for new AM5 motherboards and gave a glimpse into Ryzen 7000 processor performance. AMD announces Ryzen 7000 CPUs with up to 16 Zen 4 cores based on TSMC’s 5nm process, PCIe 5 and DDR5 on an AM5 motherboard, coming in fall 2022. Those Ryzen 7000 CPUs can

USB port colors

Nowadays you can see USB A ports in many colors like black, blue, teal blue, yellow, red and other colors. For the most part, the color of the USB port indicates the version of the port, but there are few exceptions. This article will tell you what those colors usually mean. Please bear in mind

Commodore 64 is 40 years old

Commodore 64 (C64) was the most popular home computer in the days when you connected your computer to the TV set. This most popular home computer just turns 40 years old. Commodore C64: The Most Popular Home Computer Ever Turns 40 article tells that this year marks the anniversary of the most popular selling home

Windows 10 links

Here are links to some links to maybe useful Windows 10 information: https://www.cnet.com/how-to/windows-10-spring-2021-update-every-new-feature-when-to-download-and-more/ https://www.makeuseof.com/what-is-windows-fast-startup-why-disable-it/ https://www.zdnet.com/article/five-windows-10-features-you-really-should-be-using/ https://www.techrepublic.com/article/how-to-flush-the-dns-cache-to-improve-network-performance-in-windows-10/ https://www.pcworld.com/article/3613049/lock-windows-10-pc-with-a-dedicated-local-administrator-account.html https://www.techrepublic.com/article/how-to-use-a-batch-file-to-reset-and-renew-a-network-connection-in-windows-10/ https://www.howtogeek.com/213145/how-to%C2%A0convert-a-physical-windows-or-linux-pc-to-a-virtual-machine/amp/

New Spectre-v2 vulnerability

Meltdown and Spectre are vulnerabilities in modern computers that can be used to leak passwords and sensitive data. Meltdown and Spectre exploit critical vulnerabilities in modern processors. These hardware vulnerabilities allow programs to steal data which is currently processed on the computer. The vulnerabilities were found in 2017 by several researches, but were kept secret