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.

Stu Sjouwerman

Founder and Executive Chairman

Stu Sjouwerman (pronounced “shower-man”) is the Founder and Executive Chairman of KnowBe4, Inc., which hosts the world’s most popular integrated security awareness training and simulated phishing platform, with over 54,000 organization customers and more than 50 million users. A serial entrepreneur and data security expert with 30 years in the IT industry, Stu was the co-founder of Inc. 500 company Sunbelt Software, a multiple award-winning anti-malware software company that was acquired in 2010.


Recent Posts

Banking Detail Malvertising Attack Disguises Itself as a Foolproof USPS Google Ad

A new scam aimed at stealing your credit card and banking information has reared its’ ugly head as a completely legitimate ad that is likely to be clicked based on the corresponding ...

[Discovered] An evil new AI disinformation attack called 'PoisonGPT'

PoisonGPT works completely normally, until you ask it who the first person to walk on the moon was.

Tailgating Through Physical Security Using Social Engineering Tactics

Researchers at Check Point outline various forms of tailgating attacks. These attacks can allow threat actors to bypass physical security measures via social engineering.

Two-Thirds of Ransomware Attacks Against Manufacturing Resulted in Encrypted Data

As the rate of ransomware attacks steadily increased over time, there are clear indicators as to how these attacks are starting and, therefore, what can be done to stop them.

Phishing Attacks Employing QR Codes Are Capturing User Credentials

Using a new twist to bypass detection from security solutions, cyber attacks are now employing QR codes that your users will not recognize as anything suspicious.

Launch Of New Meta Thread App Spawns Hundreds Of Spoof Domains

Researchers at Veriti have observed hundreds of spoofed domains following Meta’s launch of its Threads social media platform.

Phishing Campaigns Are Now Targeting the Hospitality and Tourism Ponds

A phishing campaign is targeting the tourism and hospitality industries, according to researchers at Votiro.

Job Recruitment Scams Rising Due to Social Engineering

Job scams are a rising form of socially engineered cybercrime. And while it’s easy to imagine the trouble they cause individuals who innocently fall for them (lost opportunities, identity ...

New Phishing Benchmarks Unlocked: Is Your Organization Ahead of the Curve in 2023

Cybercriminals continue to rely on proven attack methods while developing new ways to infiltrate digital environments and break through your human defense layer.