In-place root encryption (Linux)
Today I'll show you how to encrypt an existing root partition on Linux, using Ubuntu 22.04 as an example system.
Perhaps you shouldn’t rely on PDF encryption (it’s broken)
PDF encryption is broken. Here's why and what you can do about it.
How to set up PGP WKD (Web Key Directory)
Brief Today I'll show you how to set up PGP WKD (Web Key Discovery), to easily distribute your public key, so that anyone who has your email address will be able to get your public key (in some cases automatically) while being reasonably sure that it's the real key. Requirements [...]
Auto-unlock encrypted Ubuntu
A theoretical setup where the encryption key is in the initramfs. You are encouraged to put /boot on a separate USB stick, or if you know what you're doing, make sure you're using classic HDDs, where you can safely erase the key on decommission.
Linux full-disk-encryption
Just wanted to share a one-liner on how to encrypt a device,partition or volume with cryptsetup (dm-crypt/luks)and options to get you started! The idea is simple: You create a crypto container on a disk/partition/volume/file/whatever, you then unlock that container, and then mount that container to a folder. When you're done [...]