iptables to nftables Although Ansible provides support for managing firewall rules via module, I still find initial setup is best done with a tested batch of firewall rules instead of adding them one-by-one.
I’m tidying up Centralised RSyslog setup on the newly reinstalled becky Raspberry Pi system. One of the tasks at …
Now that I’m monitoring my logs using cetralised RSyslog, I regularly notice SSH attacks right when and as they …
Here’s the monthly summary of Unix/Linux news and Unix Tutorial posts. Please get in touch to arrange a technical …
Default boot mode - set default systemd target One thing you definitely need to do on your Raspberry Pi is decide if …
One on my Raspberry Pi systems, becky, suddenly broken down in the past few days. To be specific, the Raspberry Pi …
Raspberry Pi 4 with FLIRC case I’m rebuilding my Raspberry Pi called becky, it’s a centralised RSyslog …
I’ve been refreshing my gleb.reys.net website recently and experienced a weird error: pushing latest changes to …
Raspberry Pi systems use microSD cards and therefore are more error prone than typical servers with hard disks or SSD. …
Unix Tutorial But if you do have to edit /etc/sudoers, at least follow this advice to avoid locking yourself out.
macOS Tahoe is the upcoming major release of macOS …
BASH is my Linux shell of choice (it’s zsh on …
hey Unless you disable SIP, most of DTrace based …
I reliased one of my Raspberry Pi systems was …
Apple keeps shipping public betas of macOS Sequoia …
Another video on my YouTube channel …
Did I mention that I have recently purchased the …