The Realtek rtl8821ae Chip The wifi chip is located on a m.2 module that can be swapped out in my laptop. It has features like 2.4GHz and 5GHz wifi support and stuff. Communication with the wifi chip happens over PCIe. Finding the firmware is easy: it is loaded
A ransomware attack that disrupted computer networks forced businesses to scramble on Saturday to restore control, a situation made worse in the United States by companies working with skeleton staff in advance of the July 4th holiday weekend. Cash registers at the majority of the grocery chain Coop’s 800
When programming, the map data structure is quite handy. When I first used Perl, the thing that struck me the most was how simple it was to use hashes, as they are called. They came in handy for everything! Map is also a major element of Go; it is one
Cloud Security
According to a cybersecurity specialist who responded to the attack, the hack that brought down the country’s major fuel pipeline and caused shortages across the East Coast was the consequence of a single hacked password. On April 29, hackers acquired access to Colonial Pipeline Co.’s networks using a
Technology
Google is currently reworking its search algorithm to include Core Web Vitals as part of its search algorithm, which is putting a lot of pressure on web developers to improve page speeds. It’s causing a fair amount of panic, because 96% of sites fail the test. So, we tested
The new WebExtensions Community Group will seek to establish a similar framework for all future web extensions, and is actively seeking developers to join the project. Safari, with the release of macOS Big Sur, has a new web extension API that enables extensions created for other browsers to work with
On October 25th, I found a bug in the Anti-Exploit driver of Malwarebytes v3.6.1.2711 that caused BSOD and finally exploited it to achieve an EoP from a standard user to SYSTEM. In short, it’s a combination of incomplete input validations and an insecure manner of accessing
Cloud Security
VMware is actively exploiting a vulnerability with a severity rating of 9.8 out of 10. At least one valid exploit has been made public, and successful efforts to hack servers running the vulnerable software have been made in the wild. VMware product vulnerability gets a severity rating of 9.
Cloud Security
For companies running their own datacenter, setting up internal DNS infrastructure is essential for performance and ease of maintenance. Setting up a single DNS server for occasional requests is pretty straightforward, but scaling and distributing requests across multiple data centers is challenging. In this post, we’ll describe the evolution
Although the main interface between applications and a Vitess database is through the MySQL protocol, Vitess is a large and complex distributed system, and all the communication between the different services in a Vitess cluster is performed through GRPC. Because of this, all service boundaries and messages between Vitess’ systems
Health
It was launched in January of 2020, when we made the fly “hemibrain” connectome available on the internet — an online database that provides the morphological structure and synaptic connection of almost half of the brain of a fruit fly (Drosophila melanogaster). This database and its related visualisation has redefined the
Technology
Released back in 2013, VeraCrypt picks up where TrueCrypt left off. Supporting more encryption algorithms, more hash functions and a variable number of hash iterations, VeraCrypt is the default choice for the security conscious. VeraCrypt has no known weaknesses except one: once the encrypted disk is mounted, the symmetric, on-the-fly
