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

Chinese State-Sponsored Phishing

A sophisticated threat group is going after a variety of industries using spearphishing and an arsenal of malware, according to Nalani Fraser and Fred Plan from FireEye. Fraser and Plan ...

Is Cyberinsurance a Reason for the Rise in Ransomware Attacks?

Are cybercriminals counting on the victim’s simple cost-to-benefit decision to have their cyber-insurer pay the ransom? And, if so, are they targeting companies with cyberinsurance?

Now *here* is something new! What The Heck Is War Shipping?

Our friends at Malwarebytes have a great article about this written by Pieter Arntz. This is a cross-post with grateful acknowledgement! :-D

Casbaneiro is the Hook in Alt-Coin Phishing

The Casbaneiro banking Trojan is going after Latin American victims’ cryptocurrency, Verdict reports. It’s being distributed via phishing emails which trick victims into downloading a ...

Fall LinkedIn Job Postings Are a Prime Vehicle for Job Scams, Cyber Attacks

LinkedIn says the Fall hiring season is very hot right now. With more than 20 million jobs posted, LinkedIn is the perfect way for scammers to trick users into becoming victims.

[Heads up] FBI Warns About Attacks That Bypass Your Multi-factor Authentication (MFA)

Last month, the FBI sent a special alert called a Private Industry Notification (PIN) to industry partners about the rising threat of attacks that bypass their multi-factor authentication ...

Ransomware is Having Its Best Year Ever

The recent rash of successful ransomware attacks against municipalities, state and local government, and school districts is bad for organizations and great for cybercriminals.

The Cost of a Data Breach is Expected to Rise by Two-Thirds Over the Next Five Years

The increase in attack effectiveness and remediation costs, along with new compliance fines are causing the cost of a data breach to rise significantly.

77% Of UK Workers Admit That They Have Never Received Any Form Of Cyber Security Training

77 per cent of UK workers admit that they have never received any form of cyber skills training from their employer, according to a new study from Centrify, a leading provider of ...