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This posting is here to collect cyber security news in May 2021. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →

This is an old recipe for a disaster from 1990′s. This converts NEMA mains connector to 1/4″ plug. Offers a nice set of possibilities for unexpected show disasters like electrocution or over kilowatt of constant 60 Hz bass line without an amplifier. It seems that some company really tried yo push this potentially extremely dangerous →

Year 1999 A friend called from a big computer festival Assembly 1999 that was starting. It was one of the biggest this type of event in Europe with thousands of people coming with computers. Some of my friends was running big screen and video streaming for the event. They had all the stuff rented and →

Pierre David Guetta is a well known French DJ, record producer and songwriter. Here is one funny David Guetta video: David making a baGuetta It seems to be a combination of DJ show video and some cooking show. →

I saw presentation of Sound Tools XLR Sniffer/Sender at https://www.ratsoundsales.com/mm5/merchant.mvc?Screen=PROD&Product_Code=soundtools-xlr-snifsend It was described: “Quickly troubleshoot faulty mic lines and cables with this set of remote end cable testers. The XLR Sniffers can also utilize phantom power to test snake lines and cables in live environments, making it simple to diagnose issues and get your show →

FTP is 50 years old article tells: The 16th of April 1971 is not only the date when the Rolling Stone first released Brown Sugar, it is also marked with the publication of RFC 114 marking the birthday of FTP. Back in those days, the Vietnam war is at the forefront of the news, TCP/IP →

An audio multicore cable (often colloquially referred to as a multicore, snake cable or snake) is a thick cable which usually contains 4–64 individual audio cables inside a common, sturdy outer jacket. Audio multicore cables are used to convey many audio signals between two locations, such as in audio recording, sound reinforcement, PA systems and →

“As an engineer I’ve always laughed when actors bypass locks like that in movies. I never imagined anybody could design something that wrong.” Here is a collection of videos from LockPickingLawyer that show clearly how bad many locks are: [1045] Swiss Army Knife Bypass of Keypad Lock [1064] First No Touch Open! (Retekess Keypad) [1060] →

World’s first wooden satellite slated for launch in Finland. UPM Plywood, Arctic Astronautics and Huld announce today a joint mission to launch the first ever wooden satellite, WISA Woodsat, into Earth’s orbit by the end of 2021. The satellite electronics is mostly based on Kitsat that is a fully functional one unit CubeSat (roughly 10 →

TinySA is an amazing gizmo! I have already posted some video link on TinySA and here is some mode material on it. RF testing is getting quite popular these days, with many devices featuring wireless capabilities. However, RF test devices are quite expensive, or at least have been, as on few recent years many affordable →