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

Phishing Attacks in the UK Have Surged

Over 11 million phishing attacks have been reported to the UK’s Suspicious Email Reporting Service (SERS) over the past year, according to new data from Action Fraud. The UK’s National ...

FREE Resource Kit for Ransomware Awareness Month in July

We’re here to help you and your users stay secure from the scourge of ransomware for Ransomware Awareness Month this July with a kit full of free resources!

BEC Attacks Accounted for More Than One in Ten Social Engineering Attacks in 2023

A new report from Barracuda has found that email conversation hijacking attacks have risen by 70% since 2022. Additionally, business email compromise (BEC) attacks accounted for 10.6% of ...

Vacation-Themed Scams Are Spiking

Scammers are now impersonating legitimate services like Booking.com and Kayak to target people planning their summer vacations. One out of every 33 vacation-themed domains registered last ...

Brazilian Entities Increasingly Targeted by Nation-State Phishing Attacks

Mandiant has published a report looking at cyber threats targeting Brazil, finding that more than 85% of government-backed phishing activity comes from threat actors based in China, North ...

[Heads Up] Tricky Fake Invoice Phishing Attack Uses Search to Deliver Malware

Researchers at Trustwave warn that a phishing campaign is distributing malware via HTML attachments disguised as invoices. Notably, the HTML files abuse the Windows Search protocol to ...

No Politician Too Small: School Board Candidates Targeted By Phishing and BEC Scams

Cybercriminals are broadening their targets to include even local political candidates, as an escalating series of phishing attacks was recently directed at school board candidates in ...

Microsoft and KnowBe4 Collaborate on Ribbon Phish Alert Button for Outlook

Increasing phishing attacks are a constant threat to organizations, making it crucial for users to report suspicious emails.

Unmasking the Threat: Why Phishing Scams are Surging in Japan

Japan has a large number of Forbes Global 2000 corporations--more than the UK, Germany, and France combined. Despite this economic strength, Japan faces an alarming and growing threat ...

Phishing Campaign Targets Job Seekers With WARMCOOKIE Backdoor

A phishing campaign is impersonating recruiting firms to target job seekers with a new strain of malware, according to researchers at Elastic Security.

Cybercriminals Use New V3B Phishing Kit to Mimic 54 Different Banks in the European Union

A new phishing-as-a-service toolkit that leverages credential interception and anti-detection capabilities has put EU banks at severe risk of fraud.

New Research Shows An Alarming Trend of Phishing Attacks Doubling For US and European Organizations

Cybercriminals never sleep, and their aim keeps getting better. According to new research from Abnormal Security, phishing attacks targeting organizations in Europe shot up by a ...

Beware: Major AI Chatbots Now Intentionally Spreading Election Disinformation

Just when you thought the disinformation landscape couldn't get any worse, a new report from Democracy Reporting International in Europe reveals that popular AI chatbots have started ...

Sinister "More_eggs" Malware Cracks Into Companies by Targeting Hiring Managers

Job seekers, beware - cybercriminals have a nasty new way to slide their malicious code on corporate networks. Researchers have uncovered a devious phishing campaign that's distributing ...

DarkGate Malware Being Spread Via Excel Docs Attached To Phishing Emails

A phishing campaign is spreading the DarkGate malware using new techniques to evade security filters, according to researchers at Cisco Talos.

New HR-Themed Credential Harvesting Phishing Attack Uses Legitimate Signature Platform Yousign

A new phishing campaign is exploiting the eSignature platform Yousign.

Bruce Schneier: "AI Will Increase the Quantity—and Quality—of Phishing Scams"

Wow. It does not happen often that the godfather of infosec comes out this strong about phishing risks. He co-published new research in the Harvard Business Review May 30, 2024, which in ...

Everything You Can Do to Fight Social Engineering and Phishing

Social engineering and phishing are not just IT buzzwords; they are potent threats capable of devastating damage to your organization.


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