I'm writing this tutorial because there is little information about how to configure a Yubikey on macOS Catalina, generate the keys securely and make it work with your ssh client. This tutorial is ...

OpenPGP CA (certificate authority) is a tool for managing OpenPGP keys within groups or organizations. Imagine this: Carol is the technical expert in her group. The need for protecting the group's ...

Bob has been designing hardware and coding software for decades. He likes to draw and write. He’s a web cadet wannabe. Aquí tenemos algunas funciones primitivas ...

Bob has been designing hardware and coding software for decades. He likes to draw and write. He’s a web cadet wannabe. Bob has been designing hardware and coding software for decades. He likes to draw ...

Putting sensitive data in email messages or cloud storage should give you the heebie-jeebies, but a good dose of cryptography can give you peace of mind. Pretty Good ...