Human Risk Management Blog

Keeping you informed. Keeping you aware.
Stay on top of the latest in security including social engineering, ransomware and phishing attacks.

Roger Grimes

Data-Driven Defense Evangelist

Roger A. Grimes, CISO Advisor for KnowBe4, Inc., is the author of 15 books and over 1500 articles, specializing in host security and preventing hacker and malware attacks. Roger is a frequent speaker at national computer security conferences and his presentations are fast-paced and filled with useful facts and recommendations.
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Recent Posts

How KnowBe4 Uses AI Efficiently to Get the Best Results

Using the right tool for the job is always better. Anyone who does DIY projects around the home knows how using the right tool can dramatically make the job you are doing far easier. Use ...

Microsoft Help Desk Phishing Attempt

I received this email the other day to my personal email account. It is a “Security Alert” from “Microsoft Helpdesk.” Oh, my!

The Rapid Advancement of Malicious AI Is Changing Cyberdefense Forevermore

AI maturation is leading to more malicious hacking attacks.

UN Convention Against Cybercrime Is a Huge Win!

One of the biggest reasons why cybercrime is so bad — and is increasing each year —is that so much of it is committed by foreign nationals who are not physically located in the country ...

Is It Or Is It Not an HP Scam?

These days it can be hard to tell if something is or isn’t a scam.

[Cyber Security Awareness Month] Doppelgänger Promotes Incident Hiding: Why Saying Something When You See Something Is So Important

It can happen to the best of us. This story happened a decade ago, when I was working at a Fortune 10 company. “Smartest” is subjective, but most of my former coworkers and external ...

We Need to Teach Our AIs to Securely Code

I have been writing about the need to better train our programmers in secure coding practices for decades, most recently here and here.

If You Have Not Realized It, Vishing Is Really Taking Off

Fighting voice-based phishing needs to be a big part of your human risk management (HRM) plan.

Training AI Agents Will Be Status Quo

Protecting humans means protecting the tools humans use.

PayPal Scam From PayPal

One of the most common human risk management recommendations is for users to hover over URL links of unexpected messages to see if the involved DNS domain is legitimate or not for the ...

Advanced Educational Competition – Ask Your Employees To Submit Their Best Phishing

I occasionally get human risk management (HRM) administrators asking me to help them with ideas of “contests” to better educate their end-users.

A Warrant Is Out for Your Arrest

A super common voice phone call phishing scam (i.e., vishing) is when the scammer calls you and pretends to be a law enforcement official with a warrant for your arrest for not answering ...

One of the Biggest Mysteries in Cybersecurity: Why Don’t We Demand This?

“The problem is much, much worse than most people acknowledge.” One of the biggest enduring mysteries for me in cybersecurity is why most cybersecurity curricula don’t teach secure coding ...

Beyond the Inbox: How Old-School Mail Scams Are Still Stealing Your Money

In a world so full of digital online scams, it’s hard to remember that scammers abuse our postal mailing systems as well.

Anatomy of a Vishing Scam

I hear about a ton of similar-sounding scam calls, where the scammer is pretending to be from a service you use (or used), offering you a substantial monthly discount (30% or more) if you ...

ClickFix Social Engineering is Becoming More Popular

ClickFix attacks have been around for decades; only the name is new.

If You Think Social Engineering Is Bad, It’s Going To Get Worse

There is no other way to say it clearer, social engineering is going to be a lot, lot worse soon and far more successful than it is today. And that’s saying a lot. It’s already pretty bad.

Malicious Connectors Potentially Impact Hundreds of Millions of Microsoft 365 Users

Most Microsoft 365 users aren’t aware of this recently growing serious email threat vector.

Ransomware Trends in 2025

I’ve been following ransomware since the first one, the AIDS Cop Trojan, was released in December 1989.

The Attack On Browser-Based AI Agents Is Coming

We are working tirelessly on our AI First strategy to better protect both humans and their AI tools.


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