The Security Issue

The Security Issue  by Bryan Lunduke

From the Editor—Doc Searls

A Line in the Sand  

Letters

Letters to the editor  

UPFRONT

Some (Linux) Bugs Have All the Fun  by Bryan Lunduke

Astronomy Software by Any Other Name  by Joey Bernard

Patreon and Linux Journal  

Reality 2.0: a Linux Journal Podcast   

News Briefs  

Columns

Reuven M. Lerner's At the Forge   Easier Python paths with pathlib  

Dave Taylor's Work the Shell   Writing Secure Shell Scripts  

Zack Brown's diff -u   What's New in Kernel Development  

Glyn Moody's Open Sauce   If Software Is Funded from a Public Source Its Code Should Be Open Source  

Deep Dive: Security

Password Manager Roundup  by Shawn Powers

If you can remember all of your passwords, they're not good passwords.

Everyday Security Tips  by Michael McCallister

Make your computer safer with these guidelines based on the Linux Foundation's Security Checklist developed for corporate systems.

Understanding Public Key Infrastructure and X.509 Certificates  by Jeff Woods

An introduction to PKI, TLS and X.509, from the ground up.

WebAuthn Web Authentication with YubiKey 5  by Todd A. Jacobs

A look at the recently released YubiKey 5 hardware authenticator series and how web authentication with the new WebAuthn API leverages devices like the YubiKey for painless website registration and strong user authentication.

The Purism Librem Key  by Todd A. Jacobs

The Librem Key is a new hardware token for improving Linux security by adding a physical authentication factor to booting, login and disk decryption on supported systems.

Tamper-Evident Boot with Heads  by Kyle Rankin

Learn about how the cutting-edge, free software Heads project detects BIOS and kernel tampering, all with keys under your control.

Articles

Programming Text Windows with ncurses  by Jim Hall

How to use ncurses to manipulate your terminal screen.

Open Science, Open Source and R  by Andy Wills

Free software will save psychology from the Replication Crisis.

Cover

Cover image

Masthead

Masthead