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Security Awareness Training Blog

Keeping You Informed. Keeping You Aware.
Stay on top of the latest in security including social engineering, ransomware and phishing attacks.

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Stu Sjouwerman

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

Find all of Stu's books on Amazon

Recent Posts

How Mature is Your Security Awareness?

Jun 16, 2018 12:20:02 PM By Stu Sjouwerman
Here at KnowBe4, we believe the greatest defense against security threats is an organization with a strong security culture – one that elevates an employee’s awareness around threats, ...
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[Heads-up] Massive Downtime Caused By Bad Guys Killing Bank's 9,500+ Systems To Hide Stealing 10 Million Dollars Via SWIFT

Jun 16, 2018 11:25:35 AM By Stu Sjouwerman
A cyberattack against Banco De Chile (BDC)—that country's largest financial institution—bricked a hair-raising 9,000 workstations and 500 servers. However, killing these machines was ...
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More than 70% of users prefer MFA over old style password / username

Jun 15, 2018 11:30:11 AM By Stu Sjouwerman
More than 70 percent of computer users will choose password-less multi-factor authentication (MFA) over traditional usernames and passwords, according to new behavior research. The ...
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Finally, The Criminals Pay in CEO Fraud Scam

Jun 14, 2018 4:08:45 PM By Stu Sjouwerman
Some good news finally. It seems that the bad guys do get caught sometimes. In this case, 70 cybercriminals in the U.S. and Nigeria.
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Looking for a Job? Beware of Recruitment Sites!

Jun 13, 2018 1:59:25 PM By Stu Sjouwerman
There’s yet another reason to not let your employees go looking for a new job on company time: cybercriminals are now leveraging recruitment sites.
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New Global Research Underscores Continued Increase in Phishing Threats and Impact on Staff & Productivity

Jun 12, 2018 11:49:28 AM By Stu Sjouwerman
Barracuda today announced key findings from a new global research report. Here are the highlights:
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New Study: 25% of employees use the same password for every account. AUGH!

Jun 11, 2018 2:16:48 PM By Stu Sjouwerman
Employees may be a company's greatest asset, but they also remain the greatest cyber security risk, according to a Monday report from OpenVPN.
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CyberheistNews Vol 8 #24 Scam of the Week: Phishing Celebrity Deaths Kate Spade and Anthony Bourdain

Jun 11, 2018 9:58:30 AM By Stu Sjouwerman
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Scam of The Week: Celebrity Deaths Kate Spade and Anthony Bourdain

Jun 9, 2018 10:10:56 AM By Stu Sjouwerman
Two celebrities committed suicide this week, and unfortunately that's going to be exploited by lowlife internet criminals in a variety of ways.
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New Phishing Campaign Uses IQY Attachments to Bypass Antivirus And Installs RATs

Jun 8, 2018 2:34:04 PM By Stu Sjouwerman
A malicious spam campaign, distributed by the Necurs botnet, is using a new attachment type that is doing a good job in bypassing your antivirus and mail filters.
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We Received A CEO Fraud Phishing Attack From Our Own Personal Accountants

Jun 7, 2018 7:22:41 AM By Stu Sjouwerman
This is an up-close and personal account of how my wife Rebecca and I (we hope) dodged a cybercrime bullet. You probably do not know that I am an elected official of the City of ...
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Kate Spade Suicide Phishing Templates

Jun 6, 2018 7:31:17 PM By Stu Sjouwerman
This is another celebrity death which will spawn a raft of phishing and social media attacks. We recommend to inoculate your users before they make it through the filters.
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CyberheistNews Vol 8 #23 [Heads-Up] Ransomware Insurance Expert: "Bad Guys Do More Damage Than They Used To."

Jun 4, 2018 9:49:43 AM By Stu Sjouwerman
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Watch Out For World Cup Soccer Phishing Scams

Jun 2, 2018 3:12:14 PM By Stu Sjouwerman
The 2018 FIFA World Cup has drawn a worldwide audience. It's also attracted phishing scams using event tickets as bait. Tickets for the matches can only be purchased legitimately through ...
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[Heads-up] Ransomware Insurance Expert: "Bad Guys Do More Damage Than They Used To"

Jun 2, 2018 8:28:49 AM By Stu Sjouwerman
The ransomware plague is not letting up and rapidly getting more technically sophisticated. New strains are popping up every month, using innovative methods to spread. Worse, the ransom ...
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Punycode Makes SMiShing Attacks More Deceiving

Jun 1, 2018 5:47:07 PM By Stu Sjouwerman
Phishing attacks carried out via text messages that use the “Punycode” technique to make nefarious URLs look legitimate are becoming more popular, cloud security firm Zscaler says.
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Satan Ransomware Spawns New And Innovative Methods to Spread

Jun 1, 2018 5:27:22 PM By Stu Sjouwerman
It’s a worrying trend that ransomware isn’t going away. Worse, it's constantly adapting to include brand new exploits/techniques and spreads in more innovative and successful ways. Today, ...
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The Con of Social Engineering: Law Firms are Easy Prey

Jun 1, 2018 4:15:46 PM By Stu Sjouwerman
Excellent article at www.law.com about social engineering! A discussion of the threat that social engineering (aka the "human side of hacking") poses to law firms, and some tips and ...
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Hacking Humans—a new CyberWire podcast covering social engineering launched this week

Jun 1, 2018 3:53:11 PM By Stu Sjouwerman
Each week the CyberWire’s Hacking Humans podcast looks behind the social engineering scams, phishing schemes, and criminal exploits that make headlines and take a heavy toll on ...
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KnowBe4 Fresh Content Update & New Features May 2018

May 30, 2018 5:08:47 PM By Stu Sjouwerman
May was an exciting month with a variety of updates. Check out what's new! EXPLOQII ACQUISITION AND NEW VIDEO CONTENT We are excited to add a new content publisher to the KnowBe4 family. ...
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