PKfail Secure Boot bypass lets attackers install UEFI malware

July 25, 2024 at 05:45PM UEFI products from 10 vendors are vulnerable to compromise due to a critical firmware supply-chain issue called PKfail, allowing attackers to bypass Secure Boot and install malware. The affected devices use a test Secure Boot master key from American Megatrends International, which often remains untrusted by OEMs. Vendors are advised … Read more

Korean eggheads crack Rhysida ransomware and release free decryptor tool

February 12, 2024 at 08:55PM Researchers have developed a recovery tool for victims of the Rhysida ransomware, offering a solution to unlock encrypted documents. The ransomware targets various sectors and uses a flawed random number generator, making it possible for the tool to decrypt the data. This tool is distributed by the Korea Internet and … Read more