Stu Sjouwerman

Chief Executive Officer & President

Stu Sjouwerman (pronounced “shower-man”) is the founder and CEO 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.

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Hacked Chinese Clothes Iron Sends Spam And Malware

Dec 18, 2013 10:22:00 AM By Stu Sjouwerman

Now here's something "new and creative!" Chinese hackers have taken a clothes iron (yes, we are talking a steam iron, see the picture) and added a small device that detects Wi-Fi ...

CyberheistNews Vol 3, # 51

Dec 17, 2013 9:32:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 51

Interesting info on phishing and social engineering on 60 minutes

Dec 16, 2013 9:57:00 AM By Stu Sjouwerman

Last weekend, 60-minutes had a special about the NSA which spoke out on Snowden and spying. The headline was: "The NSA gives unprecedented access to the agency's HQ and, for the first ...

CyberheistNews Vol 3, # 50

Dec 10, 2013 9:07:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 50

$1,000 Referral Fee For A Good Sales Rep

Dec 8, 2013 9:43:00 AM By Stu Sjouwerman

Yes, you read that right. I will pay a thousand bucks for a referral that gets me a good sales rep!

10 Social Engineering Predictions for 2014

Dec 7, 2013 1:36:00 PM By Stu Sjouwerman

Here are 10 predictions for 2014, all cyber attacks using social engineering to penetrate the network. Have fun reading, and I will try to report back in 12 months which ones came out as ...

Data Security Laws And Penalties: Pay IT Now Or Pay Out Later

Dec 6, 2013 5:18:00 PM By Stu Sjouwerman

KnowBe4 Customers By Industry 2013

Dec 5, 2013 5:44:00 PM By Stu Sjouwerman

We took a look at our customers in December 2013, and saw some interesting numbers when we broke them out by industry. Over 400 organizations, Banking and Finance together are 35% of the ...

Ponemon: Phishing part of 50% of APT's

Dec 4, 2013 4:10:00 PM By Stu Sjouwerman

CyberheistNews Vol 3, # 49

Dec 3, 2013 9:17:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 49

Social Engineering Causes Seattle Hospital 90K Databreach

Dec 2, 2013 7:46:00 AM By Stu Sjouwerman

Personal Health Information of 90,000 patients was accesssed by hackers because an employee opened an infected email attachment early October this year. When will they learn that ...

The Antivirus Industry’s Dirty Little Secret

Nov 28, 2013 8:46:00 AM By Stu Sjouwerman

[Updated 5/1/2016]. The Antivirus industry has a dirty little secret that they really don’t want anyone to know. Despite the claims of their marketing departments, their products are not ...

CyberheistNews Vol 3, # 48

Nov 26, 2013 9:06:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 48

Your AntiVirus Does Not See NSA's Botnet

Nov 23, 2013 12:03:00 PM By Stu Sjouwerman

The revelations are getting wilder by the week. The NSA has its own botnet, they infected more than 50,000 computer networks worldwide with malicious software designed to steal sensitive ...

Why you shouldn’t connect to just any free Wi-Fi

Nov 21, 2013 11:50:00 AM By Stu Sjouwerman

Our friends at MalwareBytes put up a great blog post that explains in detail why you should not just connect to any free Wi-Fi. The risk is that you will connect to a hostile Wi-Fi access ...

How To Create Strong, Complex Passwords to Protect Your Organization

Nov 19, 2013 2:20:00 PM By Stu Sjouwerman

CyberheistNews Vol 3, # 47

Nov 19, 2013 9:31:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 47

Edward Snowden Used Social Engineering To Hack NSA

Nov 18, 2013 10:21:00 AM By Stu Sjouwerman

Ex-NSA contractor Edward Snowden used user names and passwords that colleagues at a spy base in Hawaii gave him to access some of the classified material he exfiltrated. Around 20-25 ...

CyberheistNews Vol 3, # 46

Nov 12, 2013 9:17:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 46

CyberheistNews Vol 3, # 45

Nov 5, 2013 9:38:00 AM By Stu Sjouwerman

CyberheistNews Vol 3, # 45

Security Awareness Training Blog

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Stu Sjouwerman

Books

Recent Posts

Hacked Chinese Clothes Iron Sends Spam And Malware

CyberheistNews Vol 3, # 51

Interesting info on phishing and social engineering on 60 minutes

CyberheistNews Vol 3, # 50

$1,000 Referral Fee For A Good Sales Rep

10 Social Engineering Predictions for 2014

Data Security Laws And Penalties: Pay IT Now Or Pay Out Later

KnowBe4 Customers By Industry 2013

Ponemon: Phishing part of 50% of APT's

CyberheistNews Vol 3, # 49

Social Engineering Causes Seattle Hospital 90K Databreach

The Antivirus Industry’s Dirty Little Secret

CyberheistNews Vol 3, # 48

Your AntiVirus Does Not See NSA's Botnet

Why you shouldn’t connect to just any free Wi-Fi

How To Create Strong, Complex Passwords to Protect Your Organization

CyberheistNews Vol 3, # 47

Edward Snowden Used Social Engineering To Hack NSA

CyberheistNews Vol 3, # 46

CyberheistNews Vol 3, # 45

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