Java versions 15, 16, 17, and 18 (and maybe some older versions) have a big problem, ECDSA signature verification is totally broken. The story is a prime example of the …read more (https://hackaday.com/2022/04/22/this-week-in-security-javas-psychic-signatures-aws-escape-and-a-nasty-windows-bug/)

Blu-ray Microscope Uses Blood Cells As Lenses
https://hackaday.com/2022/04/22/blu-ray-microscope-uses-blood-cells-as-lenses/

When you think of high-throughput ptychographic cytometry (wait, you do think about high throughput ptychographic cytometry, right?) does it bring to mind something you can hack together from an old …read more (https://hackaday.com/2022/04/22/blu-ray-microscope-uses-blood-cells-as-lenses/)

Hackaday Podcast 165: Old Printers, Dark Towers, 3DP Gaskets, and Wavy Traces
https://hackaday.com/2022/04/22/hackaday-podcast-165-old-printers-dark-towers-3dp-gaskets-and-wavy-traces/

Join Hackaday Editor-in-Chief Elliot Williams and Assignments Editor Kristina Panos as we gab about the most interesting hacks and stories of the previous week. This time, we start off by …read more (https://hackaday.com/2022/04/22/hackaday-podcast-165-old-printers-dark-towers-3dp-gaskets-and-wavy-traces/)

Movie Prop Electronics Hack Chat Takes Us Behind the Scenes
https://hackaday.com/2022/04/22/movie-prop-electronics-hack-chat-takes-us-behind-the-scenes/

It’s no surprise that the hacking and making community has traditionally had something of a love affair with movie props, especially those of the science fiction variety. Over the years …read more (https://hackaday.com/2022/04/22/movie-prop-electronics-hack-chat-takes-us-behind-the-scenes/)

2022 Sci-Fi Contest: A Very Star Wars Door
https://hackaday.com/2022/04/22/2022-sci-fi-contest-a-very-star-wars-door/

Every fan of the original Star Wars trilogy knows the plight of Han Solo, who was so cruelly frozen in carbonite by Imperial forces. [erv.plecter] came into possession of a …read more (https://hackaday.com/2022/04/22/2022-sci-fi-contest-a-very-star-wars-door/)

Building an Edge Lit Sign From the Scrap Pile
https://hackaday.com/2022/04/22/building-an-edge-lit-sign-from-the-scrap-pile/

Whether in a shop window or mounted to the top of consoles in NASA’s Mission Control Center, edge lit acrylic is a popular choice for making high visibility signs. Partly …read more (https://hackaday.com/2022/04/22/building-an-edge-lit-sign-from-the-scrap-pile/)

Hard(er) Drives: Impractical, Slow, Amazing, and Incredible
https://hackaday.com/2022/04/22/harder-drives-impractical-slow-amazing-and-incredible/

Computer memory is a problem that has been solved for many years. But early on, it was more than just a small problem. We’ve many of the different kinds at …read more (https://hackaday.com/2022/04/22/harder-drives-impractical-slow-amazing-and-incredible/)