KnowBe4 Blog

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

Roger Grimes

CISO Advisor

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

Number Matching Push-Based MFA Is Only Half the Solution

When push-based multifactor authentication (MFA) first came out, I was a big fan. I promoted it as a strong and safe MFA option in my book, Hacking Multifactor Authentication. That was ...

Passkeys Are Being Pushed in a Big Way

There is a good chance that you and nearly everyone else will be using passkeys in the near future.

How To Stop Job Scams

I am reading and hearing about a ton of job scams these days. So many, I wondered how anyone could get a real job or employee, especially in these days of often full-time, work-from-home ...

Could 100% of Phishing Be Eliminated One Day?

Occasionally you will hear people or organizations claiming that they are on the verge of eliminating all social engineering from reaching end-users. Could it be true? Could it happen one ...

Do Not Use Easily Phishable MFA and That Is Most MFA!

Everyone should use multifactor authentication (MFA), where they can, to protect valuable information. Everyone!

So, Your MFA is Phishable, What To Do Next

We’ve written a lot about multi-factor authentication (MFA) not being the Holy Grail to prevent phishing attacks, including here:

Teach Two Things to Decrease Phishing Attack Success

We know everyone is busy. Everyone already has too much on their plate and is trying to learn as much as they can every day.

More Super Targeted Spear Phishing Ahead

Hardly a day goes by without a news alert about the latest HUGE data breach. It’s so commonplace today that it rarely rates showing at the top of the news. In a newspaper, the ...

Beware of Sophisticated Malicious USB Keys

Malicious USB keys have always been a problem. There is almost no professional penetration testing team that does not drop a handful of USB keys outside of any targeted organization and ...

[Eye Opener] Both Job Seekers and Employers Should Be Aware Of New Sophisticated Scams

With record low unemployment, a tight labor market, and increasing customer demand, everyone says it is an employee’s job market out there. But it is getting tougher to get a real job and ...