Happy 22nd Birthday TaoSecurity Blog

Happy birthday TaoSecurity Blog, born on this day in 2003! The best way to digest the key lessons from this site is to browse my four volume Best of TaoSecurity Blog book series, published in 2020. It's available in print as seen here, or as a properly formatted HTML-based digital book -- none of...

Bejtlich Skills and Interest Radar from July 2005

This is unusual. I found this "skills and interest radar" diagram I created in July 2005. It looks like my attempt to capture and prioritize technical interests. At the time I was about to start consulting on my own, IIRC. Copyright 2003-2020 Richard Bejtlich and TaoSecurity...

Key Network Questions

I wrote this on 7 December 2018 but never published it until today. The following are the "key network questions" which "would answer many key questions about a network, without having to access a third party log repository. This data is derived from mining Zeek log data as it is created, rather...

Best of TaoSecurity Blog Kindle Edition Sale

I'm running a BlackFriday CyberMonday sale on my four newest Kindle format books. Volumes 1-4 of The Best of TaoSecurity Blog will be half off starting 9 pm PT Tuesday 22 Nov and ending 9 pm PT Tueday 29 Nov. They are here. There also appears to be a daily deal right now for the paperback of Volu...

New Book! The Best of TaoSecurity Blog, Volume 3

Introduction I published a new book! The Best of TaoSecurity Blog, Volume 3: Current Events, Law, Wise People, History, and Appendices is the third title in the TaoSecurity Blog series. It's in the Kindle Store, and if you have an Unlimited account, it's free. I also published a print edition,...

New Book! The Best of TaoSecurity Blog, Volume 2

I published a new book! The Best of TaoSecurity Blog, Volume 2: Network Security Monitoring, Technical Notes, Research, and China and the Advanced Persistent Threat It's in the Kindle Store, and if you're Unlimited it's free. Print edition to follow. The book lists as having 413 pages for the...

New Book! The Best of TaoSecurity Blog, Volume 1

I'm very pleased to announce that I've published a new book! It's The Best of TaoSecurity Blog, Volume 1: Milestones, Philosophy and Strategy, Risk, and Advice. It's available now in the Kindle Store, and if you're a member of Kindle Unlimited, it's currently free. I may also publish a print...

Reference: TaoSecurity Press

I started appearing in media reports in 2000. I used to provide this information on my Web site, but since I don't keep that page up-to-date anymore, I decided to publish it here. As of 2017, Mr. Bejtlich generally declines press inquiries on cybersecurity matters, including those on background...

Happy 15th Birthday TaoSecurity Blog

Today, 8 January 2018, is the 15th birthday of TaoSecurity Blog! This is also my 3,020th blog post. I wrote my first post on 8 January 2003 while working as an incident response consultant for Foundstone. I don't believe I've released statistics for the blog before, so here are a few. Blogger...

Bejtlich Books Explained

A reader asked me to explain the differences between two of my books. I decided to write a public response. If you visit the TaoSecurity Books page, you will see two different types of books. The first type involves books which list me as author or co-author. The second involves books to which I...