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

Advanced Malware Targets the Telecom Sector And Bypasses Antivirus

Sep 4, 2018 5:32:47 PM By Stu Sjouwerman

The telecommunication service industry is experiencing more advanced malware threats than any other industry group. Researchers at Lastline discovered that ninety percent of malware ...

NY Cyber Law Hits 3rd Deadline: Toughest Yet to Come, How To Get And Stay Compliant?

Sep 4, 2018 3:41:09 PM By Stu Sjouwerman

Craig A. Newman, partner at Patterson Belknap wrote: "By today, financial institutions are required to meet their next deadline for compliance with New York’s cybersecurity law. The ...

Well-Known Cybercrime Group Continues Attacks on Banks

Sep 4, 2018 3:07:11 PM By Stu Sjouwerman

The notorious criminal group Cobalt—aka Carnanak—impersonates vendors or partners to gain access to bank networks, with each successful attack taking in as much as €10 Million.

Email Impersonation aka CEO Fraud Remains on the Rise

Sep 4, 2018 2:26:41 PM By Stu Sjouwerman

With an average of 1 in 6 users receiving email-based impersonation attacks, it spells bad news for organizations.

Vigilance, Passcodes, and PINs the Best Defense Against SIM Swaps

Sep 4, 2018 2:02:20 PM By Stu Sjouwerman

Attackers are using SIM swaps to take advantage of SMS-based verification. A recent string of Instagram takeovers, a crypto currency scam costing an investor over $23 million in tokens, ...

CyberheistNews Vol 8 #35 New Evil PDFs Infect Machines With a Secret Backdoor and Exfiltrate Your Data Via Email

Sep 4, 2018 9:47:30 AM By Stu Sjouwerman

Customer Reports: "GSuite Makes Phishing Training Unnecessarily Hard..."

Sep 2, 2018 1:19:37 PM By Stu Sjouwerman

Customers report to KnowBe4 that they have issues with gmail and their security awareness training program.

$1,170 Is How Much You're Worth On The Dark Web:

Sep 2, 2018 12:35:18 PM By Stu Sjouwerman

The Benzinga site had a good short summary of the current price lists for stolen data on the dark web. "According to the Dark Web Market Price Index released by the independent VPN review ...

Come See Me Speak At The Wall Street Journal Small Business Academy October 16th

Sep 1, 2018 11:18:01 AM By Stu Sjouwerman

Join me at the Wall Street Journal Pro’s Small Business Academy event to equip your business with the skills to manage the mounting risks of cybercrime. They are promoting this event ...

Mobile Phishing Campaign: Homograph Characters + "Free Flights"

Aug 31, 2018 3:27:11 PM By Stu Sjouwerman

Kacy Zurkus at the InfoSec group had the scoop on a campaign recently reported by Farsight Security involving an internationalized domain name (IDN) "homograph-based" phishing website ...

Healthcare Organizations are Unprepared Without Cybersecurity Insurance!

Aug 31, 2018 2:22:45 PM By Stu Sjouwerman

With the Healthcare industry as a primary target by cybercriminals, analytics firm FICO’s latest findings indicate Healthcare is simply not ready for the aftermath of a cyberattack.

One in five employees share their email password with co-workers

Aug 31, 2018 10:59:26 AM By Stu Sjouwerman

Negligent employees remain the number one cause of data breaches at small businesses across America. So why do small businesses continue to struggle with good cyber security practices and ...

KnowBe4 is The ONLY simulated phishing and awareness training platform that is SOC2 Type 2 certified

Aug 30, 2018 5:15:18 PM By Stu Sjouwerman

KnowBe4, Inc, the world's largest security awareness training and simulated phishing platform, this week announced it has successfully completed a Service Organization Controls (SOC) 2 ...

Spike in Business Email Compromise

Aug 30, 2018 5:06:36 PM By Stu Sjouwerman

Business email compromise attacks (BEC) have spiked by 80% over the past quarter, according to a report by Mimecast. The security provider revealed that over the past three months it had ...

[INFOGRAPHIC] The Problem: More Data Breaches Despite Increasing Security Budgets

Aug 30, 2018 4:18:28 PM By Stu Sjouwerman

The CyberEdge 2018 Cyberthreat Defense Threat Report shows that lack of security talent, low security awareness among employees, and too much data to analyze are the three major headaches ...

SEO Extortion by STD

Aug 30, 2018 2:27:33 PM By Stu Sjouwerman

A group is attempting to extort money from a company by threatening to destroy its online reputation. CheapAir, a flight comparison website, says it received an email in which a group ...

SAVE THE DATE FOR KB4-CON 2019!

Aug 30, 2018 1:13:09 PM By Stu Sjouwerman

Join KnowBe4 for the second annual KB4 Con May 8-10, 2019 at the Orlando World Center Marriott. The KB4 Con user conference is designed for CISOs, security awareness training program ...

This is a map of KnowBe4's 20,000+ customers Worldwide

Aug 30, 2018 1:01:00 PM By Stu Sjouwerman

Sometimes it's just fun to use some mapping software and see the geographic picture of where your customers are. We have many organizations using KnowBe4 all over the world, but the ...

Think Size Matters to Hackers? It Doesn’t

Aug 30, 2018 11:02:37 AM By Stu Sjouwerman

The largest of organizations aren’t the only ones being hit with cyberattacks. Everyone from the SMB on up is at risk and is actively a target.

Google Warns of Govt-Backed Phishing

Aug 30, 2018 10:59:09 AM By Stu Sjouwerman

This latest heads-up around phishing-based warfare from a source as reputable as Google show the need to both be watchful for and responsive to phishing attacks.

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