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Roger Grimes

Roger Grimes

Data-Driven Defense Evangelist

Roger A. Grimes is Data-Driven Defense Evangelist at KnowBe4. He is a 30-year computer security professional, author of 13 books and over 1,200 national magazine articles. He frequently consults with international organizations of all sizes and many of the world’s militaries. Grimes regularly presents at national computer security conferences, and is known for his often contrarian, fact-filled viewpoints.
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Recent Posts

Smishing Examples & Defenses

Jan 8, 2020 10:04:15 AM By Roger Grimes
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 ...
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Encryption Isn’t Your Only Ransomware Problem - There Are Some Other Nasty Issues

Jan 7, 2020 12:05:54 PM By Roger Grimes
Ransomware has become one of the most dreaded problems in the cyber world and it’s only getting worse. Much worse!
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I Can Phish Anyone

Oct 15, 2019 7:30:00 AM By Roger Grimes
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 ...
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You Must Know What You're Clicking On Even With MFA

Dec 27, 2018 12:00:56 PM By Roger Grimes
By Roger Grimes, KnowBe4's Data-driven Defense Evangelist. I’ve been in computer security for over 30-years and I’ve been giving presentations nearly as long. And in that time, no talk ...
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Has Microsoft Office 365 Beat Phishing?

Nov 1, 2018 2:16:48 PM By Roger Grimes
By Roger A. Grimes, KnowBe4's Data-Driven Defense Evangelist. Microsoft recently announced a big update to their Microsoft Office 365 (O365) anti-phishing technical capabilities. ...
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[On-Demand Webinar] The Quantum Computing Break Is Coming... Will You Be Ready?

Sep 19, 2018 8:00:00 PM By Roger Grimes
Quantum computing is a game-changer and will have a huge impact on the way we do business, safeguard data, explore space, and even predict weather events. Yet, some experts say in the not ...
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Yes, Google's Security Key Is Hackable

Jul 26, 2018 2:22:03 PM By Roger Grimes
Here is an article by Roger Grimes, Data-Driven Defense Evangelist at KnowBe4 Ever since Google told the world that none of its 85,000 employees had been successfully hacked since they ...
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