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.
Request This Speaker


Recent Posts

When the URL Domain Is Not Enough To Avoid a Phish

One of the most common mantras in security awareness training is “Examine the URL to determine if it points to the legitimate vendor or not!”

How to Defeat REvil Ransomware

The REvil ransomware gang is in the news again! This time for a supply chain attack and the largest public extortion demand ever – $70 million dollars.

Turning Compliance Into Tangible Security

Compliance and security are supposedly about risk management. Both seek to reduce the chances that threats and their risks will be able to successfully exploit a target. But they are ...

Understanding Ransomware’s True Costs

We all know ransomware is pretty bad, but if you are a cybersecurity risk manager trying to justify the latest purchase to mitigate it, nailing down real numbers can be pretty hard. There ...

The Future Of Ransomware

Ransomware is pretty bad right now. It is taking down nearly any company and industry it can, targeting healthcare, energy infrastructure, and food supplies with equal aplomb. It takes ...

Everyone Has It Wrong. It Is Not Double Extortion, It Is Quintuple Extortion!

I keep seeing a new ransomware term, “double extortion” being discussed. It is the hot, new buzzword surrounding ransomware. This term attempts to summarize how ransomware is no longer ...

Cybersecurity Insurance Landscape Is Fundamentally Changing Right Now

By Roger Grimes. Ransomware is stealing so much money and interrupting so many businesses that it might be the beginning of their undoing. It is certainly radically changing the ...

More Targeted Phishing Attacks Are Coming!

I have been in the cybersecurity business for 34 years. I am not an innately brilliant, but one of the things I seem to do well is to spot trends as they happen early in their cycle. It ...

Paying the Ransom Is Not Just About Decryption

I just read that a well-known pipeline company paid $5M to the ransomware hacker group. And despite that, they are still having to use their backups because the decryption process is too ...

Your Organization Needs to Take Security Awareness Training More Seriously

Your organization needs to take security awareness training (SAT) more seriously. I mean truly serious, really serious, and not relegated to some quasi-, semi-serious status that the vast ...