SSH Back to Raspberry Pi - Android HotSpot
Connecting back to a Pi - using few common tricks, streamlined and optimized, lead to a very effective way to manage a Raspberry Pi in a headless or embedded configuration.
Buildroot Raspberry Pi 4
Buildroot is a common embedded systems image preparation environment. I've extended it to support Raspberry Pi 4 - and documented the tweaks which cast some light under the hood of Buildroot and Raspberry Pi 4.
Raspberry Pi 4 B+ - PCI Express
Connecting external PCI Express devices to Raspberry Pi 4 B+ - the cheapest device that is PCIe capable after a relatively minor modification.
WCry 2.0 Attack - Knowns and Unknowns
UK infosec community has been plunged into a surprising weekend. Around 3pm BST on Friday, phones started ringing with information on the ransomware attack on the National Health Service.