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

[Heads Up] Bad Actors Use Voice Phishing in Microsoft Teams To Spread DarkGate Malware

Threat actors are using voice phishing (vishing) attacks via Microsoft Teams in an attempt to trick victims into installing the DarkGate malware, according to researchers at Trend Micro.

U.S. Justice Department Indicts Fake IT Workers From North Korea

The U.S. Justice Department revealed indictments against 14 North Korean nationals for their involvement in a long-running scheme designed to pose as remote IT professionals.

Critical Infrastructure Under Siege: 42% Spike in Ransomware Attacks on Utilities

Ransomware attacks targeting utilities have surged by 42% over the past year, with spear phishing playing a major role in 81% of cases, according to a ReliaQuest study spanning November ...

94% of U.K. Businesses Aren’t Adequately Prepared for AI-Driven Phishing Scams

A new report makes it clear that U.K. organizations need to do more security awareness training to ensure their employees don’t fall victim to the evolving use of AI.

Sophisticated Phishing Campaign Attempts to Bypass SEGs

A widespread phishing campaign is attempting to steal credentials from employees working at dozens of organizations around the world, according to researchers at Group-IB.

Mobile Phishing Campaign Targets Job Seekers

Researchers at Zimperium warn that a phishing campaign is targeting Android phones to deliver the Antidot banking trojan.

Nearly Half a Billion Emails in 2024 Were Malicious

A new report from Hornetsecurity has found that 427.8 million emails received by businesses in 2024 contained malicious content.

Phishing Attacks Are Now Leveraging Google Ads to Hijack Employee Payments

Researchers at Silent Push warn that a phishing campaign is using malicious Google Ads to conduct payroll redirect scams.

Phishing Holds the Top Spot as the Primary Entry Point for Ransomware Attacks

New analysis of ransomware attacks shows that phishing is the primary delivery method and organizations need to offer more effective security awareness training to mitigate the threat.

Your KnowBe4 Compliance Plus Fresh Content Updates from November 2024

Check out the November updates in Compliance Plus so you can stay on top of featured compliance training content.

The 40% Rise of Phishing Attacks: How New Domain Extensions Are Fueling Cyber Crime

In recent years, the world of cybersecurity has witnessed a concerning trend: a significant increase in phishing attacks.

IRS Warns of Holiday-Themed Shopping Scams

The US Internal Revenue Service (IRS) has issued an advisory warning taxpayers to be on the lookout for holiday-themed shopping scams.

FBI Warns of Cybercriminals Using Generative AI to Launch Phishing Attacks

The US Federal Bureau of Investigation (FBI) warns that threat actors are increasingly using generative AI to increase the persuasiveness of social engineering attacks.

Your KnowBe4 Fresh Content Updates from November 2024

Check out the 84 new pieces of training content added in November, alongside the always fresh content update highlights, events and new features.

Malicious Google Ads Target Users Seeking Solutions to Printer Problems

Scammers are abusing Google ads to target users searching for help with printer problems, according to researchers at Malwarebytes.

Phishing Attacks Impersonating Big Brands Start to Zero in on Just One Brand

The latest data on brand phishing trends shows one brand dominating quarter over quarter, but also continuing to take on a larger share of the brand impersonation.

China Threat Actor Targets Individuals and Entities in Japan Via Spear Phishing Campaign

Researchers at Trend Micro warn that the China-aligned threat actor Earth Kasha has launched a new spear phishing campaign targeting individuals and organizations in Japan.


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