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.

Books

Cyberheist E-Book

Find all of Stu's books on Amazon

Heads Up! Nasty New Hybrid Strain: The AIDS of Ransomware

Dec 5, 2014 6:54:00 PM By Stu Sjouwerman

Here is a powerful piece of ammo to get (more) IT Security budget.

Sony The First To Be Hit With Destructive Payload

Dec 2, 2014 9:34:34 AM By Stu Sjouwerman

Sony has been hacked several times, and should have learned their lesson a while ago, but no. This time it is really bad though. Late yesterday the FBI warned U.S. business that the ...

Savvy Hackers Use Spearphishing to steal Wall Street M&A info

Dec 1, 2014 8:02:00 PM By Stu Sjouwerman

What if you knew beforehand about mergers and acquisitions, and could trade with that inside information? Well that's been going on for more than a year.

Scam Of The Week: "Shipping Problem"

Nov 29, 2014 10:42:20 AM By Stu Sjouwerman

We have Black Friday and Cyber Monday behind us. After losing ground to online competitors, brick-and-mortar retailers have struck back with incredible online deals. Wal-Mart said ...

Homeland Security: Security Education Deterred Cybercrime

Nov 26, 2014 12:56:00 PM By Stu Sjouwerman

Homeland Security Today has a good article which explains that cybersecurity education, including employee training and awareness programs, is vital in deterring cybercrime. The ...

CyberheistNews Vol 4 #46 "New Stuxnet" Discovered Called Regin

Nov 25, 2014 9:37:00 AM By Stu Sjouwerman

CyberheistNews Vol 4 #46 Nov 25, 2014

The New Stuxnet Discovered Called Regin How Does It Work?

Nov 24, 2014 10:34:00 AM By Stu Sjouwerman

KnowBe4 a finalist in Emerging Companies of the Year Awards

Nov 22, 2014 3:24:00 PM By Stu Sjouwerman

You probably are not aware of the Tampa Bay Technology Forum. They are dedicated to growing and promoting Tampa Bay's technology "eco-system.” Through events, education, networking, ...

Software Support Cybercrime Scam

Nov 22, 2014 9:27:00 AM By Stu Sjouwerman

This week the FTC shut down a $120M tech support scam that consumer software buyers should be aware of. Two telemarketing firms were at the center of this FTC investigation, but there are ...

CyberheistNews Vol 4, # 46 Black Friday Coupon Alert

Nov 18, 2014 9:32:00 AM By Stu Sjouwerman

CyberheistNews Vol 4, # 46

STATE DEPT COMPUTERS HACKED, EMAIL SHUT DOWN

Nov 17, 2014 9:33:00 AM By Stu Sjouwerman

Associated Press just reported that the State Department has taken the unprecedented step of shutting down its entire unclassified email system as technicians repair possible damage from ...

New Flavor of Ransomware Is More User Friendly

Nov 15, 2014 2:48:00 PM By Stu Sjouwerman

It's been more than a year since the first vicious ransomware stuck up its ugly head.

Small business thinks workers are weak cybersecurity link

Nov 13, 2014 4:19:00 PM By Stu Sjouwerman

The poll was conducted by Spiceworks Voice of IT on behalf of CloudEntr in September. The study collected 438 surveys from IT professionals at companies with 20 to 499 employees in ...

CyberheistNews Vol 4, # 45 Free Pizza Delivers Malware

Nov 11, 2014 9:55:00 AM By Stu Sjouwerman

CyberheistNews Vol 4, # 45

SCAM of the Week: Free Pizza Delivers Malware

Nov 8, 2014 11:08:00 AM By Stu Sjouwerman

There is a current, active cybercrime campaign going, using the tempting lure of free pizza, researchers at Cloudmark warned. They spotted new spam emails claiming to be a campaign from ...

Home Depot Hackers Also Steal 53 Million Email Addresses

Nov 7, 2014 8:18:00 AM By Stu Sjouwerman

As if it wasn't bad enough to lose 56 million credit card accounts, now Home Depot has to admit it also lost 53 million email addresses. This gives the bad guys a fabulous opportunity to ...

CyberheistNews Vol 4, # 44 Important items in this issue. Read it.

Nov 4, 2014 9:34:00 AM By Stu Sjouwerman

CyberheistNews Vol 4, # 44

The Next Advanced Cybercrime Service

Nov 2, 2014 9:50:00 AM By Stu Sjouwerman

Here is a mock-up ad for a new real service that became available for cyber criminals recently:

How Did Russians Hack The White House?

Nov 1, 2014 12:22:00 PM By Stu Sjouwerman

The White House told the press this week that its Executive Office of the President (EOP) network was hacked a few weeks ago, and pooh poohed the data breach by pointing out that it was ...

PCI Publishes Guidance On Security Awareness Training

Nov 1, 2014 11:46:00 AM By Stu Sjouwerman

The Payment Card Industry Council thinks Security Awareness Training is so important that they just published a 25-page guidance paper that fully explains the why, how and what of ...

Security Awareness Training Blog

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