I'm a world-wide security evangelist, meaning I write and speak about hackers, cryptography, fraud, malware and all that interesting stuff.

I've spoken at over 30 conferences on all six developed continents. Some of my favorite engagements were speaking at RSA Europe in Amsterdam, InfoSec in London and Gartner Data Center in Las Vegas

I write a bi-weekly column at SecurityWeek, and have had the good fortune to write for DarkReading and SC Magazine and Network World.

They call me the "one-take wonder" in the studio, because I've done so many videos that I just do it in one take anymore.

I'm a fly-fisherman, a baseball fan and a craft beer enthusiast.

My Memoirs...


May 10, 2017 

Conde Nast's Sexiest Man of the Year

"Everyone, let me introduce you to David Holmes, F5's World-wide Security Evangelist and Conde Nast's Sexiest Man of the Year!"

My friend Jack Fenimore was introducing me to an audience of about 60 people in Cincinatti, Ohio. I thought that was the best introduction ever. Even if that last part wasn't true.

So I was telling that story to another friend of mine, John Wagnon wh...

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Welcome to the Vanity Site of David William Holmes

June 2, 2016:  tags:  cryptography travel infosec hackers security-week

Cyber Espionage Report: APT at RUAG

I get lucky sometimes. This was one of those times. I ran into a member of CERT.be, and he told me of an interesting report about a cyberespinage case in Europe. Made for a great SecurityWeek article.


July 19, 2017:  tags:  hackers

Profile of Hacker - The Real Sabu [condensed]

Cool - DarkReading published a condensed version of my Profile of a Hacker piece. There's a huge backstory behind this that I can't really talk about publicly, but buy me a beer sometime and I'll tell you.


July 13, 2017:  tags:  SSL-TLS cryptography

How Quantum Computing will Change Browser Encryption

After a conversation with a chip-maker, I did a bunch of research into Quantum Computing, and collected my notes into this pretty cool report.


July 5, 2017:  tags:  ddos in-the-news infosec

Hunting for IoT devices to be used for massive botnet

Had a fantastic, wide-ranging interview with Malaya Business Insight reporter Raymond Gregory.


June 29, 2017:  tags:  infosec

Top Security Findings from the F5 State of Application Delivery Report

This article summarizes the security findings contained with the F5 state of application delivery report. Are attacks getting more sophisticated? Are employees more or less of a secure challenge than last year? Some of the findings surprise me.


June 12, 2017:  tags:  ddos in-the-news

Ten steps for combating DDoS in real time

Hey look, IT News Africa reprinted my ten-step guide to combating DDoS in real time. This is basically a shortened, texty version of the DDoS playbook.


Announcements:

Task Completed
Fix the footer May 18, 2017
LifeStories create slug May 9, 2017
Add contact info to bio Sept. 20, 2016
Split Writing in to fiction, essays and more Sept. 16, 2016
Show associated tags in the content lists Sept. 16, 2016


Task List

Task Status
Hookup date selectors in fishing, writing, photos Medium
Secure this site with an AWS certificate Medium
Bring in fishing reports from Tumblr Low
Bring in fishing reports from flyfishsnoqualmie Medium
Add essay about medicine to writing page Low
Add Headshots gallery Medium
Put manila article on there Medium
Move changelog to nav bar Medium
Main page should show recent content High
Where is Bad Art in writing? High
Fix RSA2015 Low
in-the-news vs tag incorrect (tag is correct) High