Publications and Presentations by Teri Radichel — Teri Radichel is a professional cybersecurity speaker, trainer, and author. The following are links to some of her past presentations, articles, blog posts, books, and security classes. …

Some thoughts on security announcements to date at AWS re:Invent — More posts on AWS Security In this post I’m just compiling some of the security announcements at AWS re:Invent. I’ll have to go back and take a look at them more in detail later as, unfortunately and fortunately, someone hired me to teach a class during re:Invent. Not sure when…

Getting started with Amazon Chime — In my last post I wrote a summary of my posts on AWS Security. In this post I’ll explain how to use Amazon Chime, which I was using to host an online class recently. …

A compilation of stories written about AWS by Teri Radichel — There’s over 100 posts in this series which walks through implementing a secure AWS architecture with governance and not done…not going to repeat all these here so check out the links in the following post. Automating Cybersecurity Metrics (ACM) A series of blog posts on cybersecurity metrics and security automationmedium.com Temporary access to log into an AWS VM using an AWS IOT Button

Some new services and tools I found interesting… — This is one of my posts on AWS Security. These are a few things that caught my eye in the AWS re:Invent 2022 keynote by Adam Selipsky. I tend to focus on things related to cybersecurity. …

New button in Microsoft Azure blocks tenant creation across your Azure account. Or does it? — This post is one of my posts on Azure Security. More to follow. While preparing for my next Azure class I was doing some research to make sure my slides were up to date and I noticed new functionality. …

My initial configuration of a Netgate 6100 and PFSense — This is a continuation of posts on Network Security In the last post I showed you how to direct all DNS requests to your preferred DNS servers. Redirect IoT Devices to Preferred DNS Leveraging PFSense Nat Rules to redirect DNS requests when the device itself won’t let youmedium.com As noted that post did not include DNS over HTTPS (DoH) and you would need to deal with that separately or block it.

The last time I used Amazon Chime it worked. Now it doesn’t. I hope this is fixed soon. — I wrote a post about how to get around the issues I faced here, but hopefully Amazon will resolve the issues I had in this post shortly as well. Scheduling Meetings with Amazon Chime Getting started with Amazon Chimemedium.com The last time I used Amazon Chime it started failing in the middle of a six week class. The problem was…

Little Snitch causes a problem with networking after update — After updating one of my laptops to Apple’s latest MacOS version — Ventura — I couldn’t connect to the Internet. Oddly I rebooted and could connect for a minute but then I was blocked again. I also noticed that I could not turn on Little Snitch, my Mac firewall. Ultimately…