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

Government, Higher Ed, School Districts, and Healthcare Continue to be Victims of Ransomware Attacks

An analysis of the publicly-accessible data on ransomware attacks shows that these sectors that were a primary target of ransomware in 2021 continued as targets in 2022 to the same degree.

Cyberinsurer Beazley Introduces a $45M Cyber Catastrophe Bond to Offset Risk

In a move designed to protect the insurer and allow for more cyber policies to be issued, this bond is new to cyberinsurance, but not to insurers as a whole.

KB4-CON 2023 Agenda is Now Available!

Exciting news! We just released our full conference agenda for KB4-CON 2023, happening April 24-26 in Orlando, Florida. We’ve brought back some of your favorite sessions and have some new ...

[INFOGRAPHIC] PhishER by the Numbers

PhishER, KnowBe4’s industry-leading Security Orchestration, Automation and Response (SOAR) platform, takes an otherwise complicated and inefficient threat management workflow and allows ...

[New Feature] Continuously Monitor for Any Detected Password Vulnerabilities Within Your User Base with PasswordIQ

We’re thrilled to announce that the power of KnowBe4’s most popular free password security tool has been brought to your KnowBe4 console as a new feature!

Check Point Software: "2022 Saw A Huge Rise In Cyberattacks"

Techradar reported that cyberattacks saw a significant rise in 2022, mostly due to the increase in organizations going virtual to combat the effects of the Covid-19 pandemic, and the rise ...

[Ache In the Head] The Problems With Your Not-So-Secure Email Gateway

I have been doing some research on Secure Email Gateways. The picture is not that pretty. Below I will summarize what I found.

[Heads Up] Phishing Attacks Are Now The Top Vector For Ransomware Delivery

Phishing attacks are now the top vector for ransomware delivery, according to researchers at Digital Defense. Phishing emails can be highly tailored to specific employees in order to ...

Government Workers as Phishing Targets

Government workers are prime targets for social engineering attacks, according to Kaitlyn Levinson at GCN. Attackers use different tactics to target government employees in specific ...

21% of federal agency passwords cracked in their security audit

Some excellent work here. An internal US Government agency audit showed that a fifth of passwords were easy to crack. Their recently published study showed that hashes for well over ...

Italian Cybercriminal Pleads Guilty to Phishing for Book Manuscripts

An Italian citizen named Filippo Bernardini has pleaded guilty in New York to stealing more than a thousand unpublished book manuscripts from various well-known authors. The targeted ...

The Good, the Bad and the Truth About Password Managers

We strongly recommend that you use a password manager to reduce password reuse and improve complexity, but you may be wondering if it’s really worth the risk. Is it safe to store all of ...

Phishing in the Service of Espionage

Reuters describes a cyberespionage campaign carried out by the hitherto little-known threat group researchers track as "Cold River." The group is circumstantially but convincingly linked ...

A Look Back at Mobile Government Cyberattacks Shows Increased Attacks and Weaker Security

A rise in the reliance on unmanaged mobile devices, matched with a lack of patching and increased attacks seeking solely to steal credentials was a perfect storm for government.

Ransomware and Fraudulent Funds Transfer are the Two Main Drivers of Cyber Loss

Representing more than half of all cyber loss, new data shows these attacks all begin with employees falling for social engineering, phishing, and business email compromise.

New Crypto Scam Targets Flipper Zero Buyers Impersonating Legitimate Shops

Interest in the handheld open-source multi-function cybersecurity tool by techies has risen to a new campaign seeking to steal crypto funds through illegitimate “sales” of the device.

Phishing Campaigns Impersonate the UK Government

The UK’s National Cyber Security Centre (NCSC) has outlined the top six most impersonated UK government agencies in 2022. The most impersonated entity was the National Health Service ...

These grim figures show that the ransomware problem isn't going away

ZDNet summarized the problem as follows: "Up to 1,981 schools, 290 hospitals, 105 local governments and 44 universities and colleges were hit with ransomware in the US alone during 2022, ...


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