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

Equifax Reports Data Breach Possibly Impacting 143 Million U.S. Consumers

The Wall Street Journal just reported that Credit-reporting company Equifax Inc. disclosed Thursday that hackers gained access to some of its systems, compromising the personal ...

Phishing Attack With PowerPoint Attachment Bypasses User Access Control

Fortinet researchers discovered a malicious PowerPoint file which currently is used to attack diplomats, United Nations- and government organizations worldwide. This will soon filter down ...

These 4 Maps Will Make You Understand Russia's Aggressive Cyber Attacks

There are many kinds of maps, they can show roads or general geography, but sometimes they shed light on other dimensions like economic, political and/or military perspectives. First of ...

A Phishing Attack in the Clouds May Rain On Your Parade

According to MeriTalk, an editorial and events organization that focuses on Federal IT and government computing technologies, governments are moving some, or all of their IT to the Cloud, ...

MacEwan University Victim Of $11.8M CEO Fraud

CBC News reported that an Edmonton, Canada university was the victim of a $11.8 million CEO fraud attack after staff failed to call one of its vendors to verify whether emails requesting ...

Vote For KnowBe4 At The 2017 Computing Security Awards!

KnowBe4 made it as Finalist in the 2017 Computing Security Awards, and we'd be eternally grateful if you could vote for us in the category "Education and Training Provider of the Year". ...

Companies Slow to Adopt Insurance As Hedge Against Ransomware Wave

Research firm Ovum for Silicon Valley analytics firm FICO, conducted a May 2017, survey about cyber insurance. And here is the head-scratcher: “The survey further concluded that “a full ...

Introducing Behavioral Information Security

Ben Tomhave posted a great article on his "The Falcon's View" blog. Loved the concept and I'm cross-posting the whole thing in it's entirety without any edits with grateful ...

Nigerian Phishers Have Gone to School and Gotten Their CEO Fraud Diploma

The FBI calls CEO Fraud "Business Email Compromise" (BEC) and it has become a highly lucrative threat vector for attackers. According to IC3, the FBI's Internet Crime Complaint Center, ...

[ALERT] The IRS Issued An Urgent Warning Against An IRS / FBI-Themed Ransomware Phishing Attack

WASHINGTON, August 28, 2017 — The Internal Revenue Service warned people to avoid a new phishing scheme that impersonates the IRS and the FBI as part of a ransomware scam to take computer ...

CyberheistNews Vol 7 #34

Scam Of The Week: Hurricane Harvey Charity Fraud

Hurricane Harvey hit hard and especially Houston, TX got badly flooded. The death toll is rising and you can also count on low-life cyber-scum exploiting this disaster.

New Defray Ransomware Demands $5,000 In Customized Spear Phishing Attacks

This newly discovered ransomware strain is targeting healthcare, education, manufacturing and tech sectors in the US and UK, using customized spear phishing emails. Defray is demanding a ...

The RopeMaker Exploit Can CHANGE An Already Delivered Email

Our friends at Mimecast are warning against something scary! This is a sobering example of why scanners and filters will always be behind in the security arms race... They wrote: "Most ...

Health Care Systems Remain Targets of Ransomware And Phishing Attacks in 2017

Health care networks and providers are squarely in the cross hairs of ransomware cyber criminals and if the current rate of attacks continue it will likely exceed last years' events ...

Microsoft Wakes Up To The Fact That Cyber Security Risk Is A Business Risk [VIDEO]

The 800-pound Redmond Gorilla asks: "Should your security focus be on systems or people?" They wrote: "In the latest Modern Workplace episode, “Cyber Intelligence—The Human Element,” we ...

Enigma Hacked Before ICO Date -- CEO Had Not Changed A Compromised Password

Wherever there’s a lot of money to be made cyber thieves are not far behind. Think sharks surrounding a bait ball. Enigma is a financial data marketplace founded by a team from MIT which ...

Inside The New York Hospital That Was Down For 6 Weeks Due To Ransomware

If you ever needed ammo to convince budget holders that you need more IT security resources, this is the link to send them. It is a great discussion-starter how an attack like this would ...


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