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

Every Computer Defense Has Three Main Pillars

Defense-in-Depth is a dogmatic term used in the computer defense industry to indicate that every computer defense has to be made up of multiple, overlapping defenses positioned to best ...

The Effectiveness of Educating End Users With a Test-Out Quiz

Use a “test-out” quiz as a way to get people who are normally resistant to training to proactively take the training. They think they are taking a quiz to avoid the training, but in ...

Use Advocates to Spread Your Security Awareness Training Program

I’ve always been a big fan of train-the-trainer programs. Even if you are a great computer security consultant and trainer, there is a limit to what you, one person or one team, can do. ...

[Heads-up] We Give Notice About The New Criminal Age 'Ransomware 2.0': Extremely Damaging, Dangerous And Plain Evil

Take a look at that screen. Let it sink in a moment. Imagine if it were your company.

The Top 5 Eyeopener Strategies To Improve Your IT Defenses And Keep Bad Guys Out Of Your Network

Last year, in 2019 according to CVEdetails, there were 12,174 new, publicly announced vulnerabilities. If that sounds like a high number, it’s a lot less than the previous two years. We ...

Smishing Examples & Defenses

Smishing is phishing via Short Message Service (SMS) on a participating device, usually a cell phone. Long neglected by phishers and spammers, smishing has recently become a very common ...

Encryption Isn’t Your Only Ransomware Problem - There Are Some Other Nasty Issues

Ransomware has become one of the most dreaded problems in the cyber world and it’s only getting worse. Much worse!

I Can Phish Anyone

I’m a bit surprised by some aggressive corporate anti-phishing policies which say they will fire anyone for one accidental phishing offense. Send me the names and email addresses of the ...