WhatsApp adds passkey protection to end-to-end encrypted backups

For years, WhatsApp didn’t have an encryption layer for its chat backups. However, in 2021, Meta added a way for users to ...
Ars Technica

Change Samsung 840 EVO master password? (ATA Security, full disk encryption)

This Schneier post refers to this paper which notes many huge flaws in hardware based full disk encryption of SSDs. For my Samsung 840 EVO, the chief flaw is that the drive ships from the factory with ...