Adding and Removing sshd instances on CentOS 7

As a follow-up to my previous post about adding sshd instances on CentOS 5 & 6, here's a script that does the same on...

Adding and Removing sshd instances on CentOS 6

This is a process and a couple of script to allow you to setup an additional sshd service on an alternate port. The two scripts...

Creating a Chroot Jail for SSH Access

Just a quick collection of notes on - rather than a definitive guide to - setting up an SSH chroot jail on RHEL 6....

Late Night Rant: Facebook

According to media reports, since 2012, millions of Facebook and Instagram logins and plaintext passwords have been sitting on some internal Facebook system, accessible...

Notes on ownCloud configuration

The ownCloud file sharing application has been around for some time now, but somehow evaded my attention. My limited imagination makes me say "think...

Encrypting Log Data During Log Rotation

Most log files do not contain personally-identifiable information or other sensitive data. And even if they do, encryption of all personal data is not...

DevOps Obfuscation

Some years ago I've been reading "DevOps in Straight English" by Magnus Hedemark “DevOps in Straight English - Part 1 of 2 - Enter the...

The Unix Oriental

Placed quite appropriately in the "Security" category - my favorite Oriental cocktail recipe. Distinguishing it from the classic preparation, are absence of sweet vermouth...

Gnuplot with Bash

OK, so both of these things have been around forever and will be around long after we're gone. It's worth your time to learn...