Today I Learned

“It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.” Often attributed to Mark...

Multi-factor Authentication, or “MFA”, ( https://en.wikipedia.org/wiki/Multi-factor_authentication ) can be quite confusing, but I think...

Like most people, I have some pretty strong opinions, but my goal with this blog was to keep it primarily professional, so I keep many of...

Cryptography makes the world go ‘round. With apologies to Broadway ( https://en.wikipedia.org/wiki/Love_Makes_the_World_Go_%27Round_%28...

“Zero-day” ( https://en.wikipedia.org/wiki/Zero-day_%28computing%29 ) or “0-day” (also pronounced “oh-day”), is another term that we hear...

When considering the term “dark web”, I had trouble deciding whether to post under InfoSec Basics or InfoSec Bullshido. On the one hand,...

First, a bit of an “oopsie”. As mentioned previously in my “series” on setting up my network ( https://www.til-technology.com/my-blog/ca...

Now that we know a bit about hashing ( https://www.til-technology.com/post/infosec-basics-hashing ) and passwords (...

A young woman – let’s call her Alice – had recently moved into her own apartment, and invited her parents over for Thanksgiving dinner...

Backups are important. This is one of the fundamental truths of Computer Science. Carving things in stone is a reasonably durable...

Everyone knows what passwords are, and how they work. Right? The basic concept is simple enough, and has been around for quite a long...

Bullshido ( https://en.wiktionary.org/wiki/bullshido ) is a term referring to exaggerated or fraudulent claims around martial arts. The...

Every field has basic concepts that are essential to real understanding of the field. In the context of Information Security, “hashing”...

First, a disclaimer: While I was a developer (many years ago), I worked mainly on back-end database applications (first with Oracle...

We’re actually getting to the origins of this blog - not exactly full-circle, but near enough. As I have mentioned, COVID-19 led me down...

So I have a Raspberry Pi. Now what? My initial plan (as it was the reason for getting it in the first place) was to set up a Pi-hole (...

Traditionally, I have done most of my typing on my company-issued laptop. In the office, I have a docking station with a monitor and a...

When the COVID-19 lockdown began, we were initially focused on ensuring that we were able to work from home, had enough supplies to stay...

Continued from https://www.til-technology.com/post/adventures-in-networking-ii Everything has arrived, so it’s time to start unboxing. ...

So, one thing to decide to set up a home network, but quite another to actually do it. To start with, we didn’t have Ethernet wiring,...