Human Risk Management Blog

Keeping you informed. Keeping you aware.
Stay on top of the latest in security including social 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

Banking Still a Major Target of Cybercrime

1950’s bank robber Willie Sutton was once—erroneously—quoted as saying “I rob banks because that’s where the money is.” Sutton never said it, a reporter made up the quote. However, cyber ...

Why Preventing Social Engineering Isn’t Enough

The heightened state of cyber attacks in recent years has put a lot of focus on preventing those attacks from being successful. But, organizations can’t simply rely on defensive ...

Even Law Firms Suffer from Social Engineering

They may not fall for an advance fee scam from an emailer claiming to be the widow of a Nigerian prince, but law firms have their issues with social engineering, too.

What Is Angler Phishing And How Do I Avoid Becoming A Victim?

Experian in an ongoing campaign to clean up their massive hack came out with a useful post: What is Angler Phishing? Angler phishing is the practice of masquerading as a customer service ...

Cyber Security Insurance: Underwriting Is Changing Because Of Billions Of Potential Exposure

Cybersecurity insurers, faced with growing demand, are looking for new ways to better measure their risks, says Aleksandr Yampolskiy, CEO of SecurityScorecard. So some are moving toward ...

Can Russian hackers be stopped? Here's why it might take 20 years (cover story PDF)

Here's some excellent ammo from TechRepublic for a long-term IT security budget proposal. For this TechRepublic cover story, their Editor in Chief EMEA Steve Ranger explains why deterring ...

Phishing Attacks Make Mortgage Wire Fraud Easier

The stress of obtaining a mortgage has just gotten worse, thanks to cybercriminals trying to con you out of your money. In new attacks targeting companies involved in the mortgage lending ...

Vacation Dream Home Phishing Nightmare (but with a Happy Ending)

Mike Malone and his wife found the vacation condo of their dreams in Florida. They were in touch with a real estate agent who was handling the deal when suddenly their condo purchase ...

How Mature is Your Security Awareness?

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, ...

[Heads-up] Massive Downtime Caused By Bad Guys Killing Bank's 9,500+ Systems To Hide Stealing 10 Million Dollars Via SWIFT

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 ...

More than 70% of users prefer MFA over old style password / username

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 ...

Finally, The Criminals Pay in CEO Fraud Scam

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.

Looking for a Job? Beware of Recruitment Sites!

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.

New Global Research Underscores Continued Increase in Phishing Threats and Impact on Staff & Productivity

Barracuda today announced key findings from a new global research report. Here are the highlights:

New Study: 25% of employees use the same password for every account. AUGH!

Employees may be a company's greatest asset, but they also remain the greatest cyber security risk, according to a Monday report from OpenVPN.

Scam of The Week: Celebrity Deaths Kate Spade and Anthony Bourdain

Two celebrities committed suicide this week, and unfortunately that's going to be exploited by lowlife internet criminals in a variety of ways.

New Phishing Campaign Uses IQY Attachments to Bypass Antivirus And Installs RATs

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.

We Received A CEO Fraud Phishing Attack From Our Own Personal Accountants

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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