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

Ransomware Attacks Take Down County Government Offices Time and Time Again

It seems like government offices aren’t learning their lesson, with ransomware attacks continuing to impact operations and cost time and money to recover.

The Total Risk Value of Cybercrime Has Risen to $5.2 Trillion Over the Next Five Years

According to new data from Accenture, the average company sees 145 security breaches annually, with the cost of experiencing any kind of cyberattack rising.

90 Percent Of Critical Infrastructure Hit By Cyberattacks

A new survey of professionals in industries using industrial control systems (ICS) and operational technology (OT) finds 90 percent of respondents say their environment has been damaged ...

Scam of The Week: Realistic Phishing Attacks Take Advantage of U.S. Tax Season

With Tax Day only a few days away, cybercriminals are trying to take advantage of tax season through widespread phishing campaigns that aim to trick people into providing sensitive ...

KnowBe4 Was Chosen For The Fourth Year As Top Workplace In Tampa Bay

The Tampa Bay Times yearly chooses Top Workplace for small, midsize and large local companies. They said: "In four appearances in the Top Workplaces survey, cybersecurity awareness ...

Researchers Unearth 74 Facebook Cybercrime Groups With 385,000 Members

A monthslong study by Cisco Talos has identified 74 Facebook cybercrime groups with a total of 385,000 members. While some groups resembled market places for illicit goods such as ...

New 2019 Report: "AI Is Here To Stay: Are You Prepared?"

I contributed to a new Foley & Lardner report, “Artificial Intelligence is Here to Stay: Are You Prepared?” which outlines the use, opportunities and legal risks of AI. I strongly ...

NCAA-themed Scams During Basketball Playoffs

Scammers are capitalizing on the hype for March Madness with a bevy of malicious streaming sites and phishing scams, according to Lindsey O’Donnell at Threatpost. Researchers at Zscaler ...

Game of Thrones as Phishbait, with Hook

Game of Thrones is the top TV show used to deliver malware-infected pirated content, researchers at Kaspersky Lab have found. Threatpost says the researchers saw nearly 21,000 users ...

KnowBe4 Fresh Content & Features Updates - March 2019

Check out the content and feature updates in the KnowBe4 platform for the month of March!