08 May 2021
2 minutes read
YubiKey Not Working with GnuPG 2.3
YubiKey 5 Nano - the One I Use I’m a long time fan of USB security keys for SSH access and signig GitHub commits, currently using YubiKey ones on both my laptop and desktop.
Unix Tutorial - technical guides and how-tos on Linux/Unix and macOS
04 May 2021
2 minutes read
Upgraded Becky to Raspberry Pi 4 4GB
Raspberry Pi 4 with 4GB or 8GB I seems I have built my Raspberry Pi server named becky just last year, but it’s …
26 Apr 2021
2 minutes read
Update Terminal Window Title With Tmux
Window title changed to UnixTutorial in my Alacritty/tmux session I have been using tmux more often than usual over the …
24 Apr 2021
1 minutes read
Ubuntu 21.04 Hirsute Hippo Released
It’s April, meaning next Ubuntu release is here! Earlier this week Ubuntu 21.04 codenamed Hirsute Hippo was …
19 Apr 2021
1 minutes read
Certified Kubernetes Administrator
I’m super excited to report that last Friday I sat my online CKA exam and now I’m a Certified Kubernetes …
11 Feb 2021
1 minutes read
Patched Sudo Privilege Escalation Vulnerability CVE-2021-3156
A rather nasty sudo vulnerability has been making news for a couple of weeks now, apparently most of Unix and Unix-like …
02 Feb 2021
1 minutes read
Exam Developer: Linux Foundation Certified IT Associate
LFCA Exam Developer I volunteered to participate in creation of the latest Linux Foundation Certified IT Associate exam, …
27 Jan 2021
2 minutes read
Elastic Licensing and Elasticsearch Forks
Elastic Last week saw dramatic and rapid developments around Elastic and their open-source product Elasticsearch. …
22 Jan 2021
1 minutes read
Mastery Books by Michael W Lucas
Look what was delievered a few days ago! Can’t wait to skill up in both SUDO and PAM modules. Michael W Lucas has …
18 Jan 2021
2 minutes read
Upgraded MacBook Pro to Big Sur
Installing macOS 11 - Big Sur Who knew! Upgrading my trusty MacBook Pro to Big Sur went a lot smoother now that both the …
Recommended
macOS Tahoe
macOS Tahoe is the upcoming major release of macOS …
Centralized Bash history with timestamps
BASH is my Linux shell of choice (it’s zsh on …
Inspect filesystem operations with fs_usage in macOS
hey Unless you disable SIP, most of DTrace based …
How-To: Upgrade Ubuntu 23.04 to 24.10
I reliased one of my Raspberry Pi systems was …
macOS Sequoia 15.0
Apple keeps shipping public betas of macOS Sequoia …
Video: Has This Worked Before?
Another video on my YouTube channel …
Homelab: Mac Pro 2013 32GB
Did I mention that I have recently purchased the …