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

New Convincing Verizon Smishing Scam Makes SIM Swaps A Breeze

Cybercriminals intent on using a mobile device as a second factor of authentication are now using texts and very realistic-looking mobile sites to steal details needed to perform SIM ...

The Good Taxi Driver

A taxi driver in Roseville, California saved an elderly passenger from being scammed out of $25,000, CNN reports. Rajbir Singh, the owner of Roseville Cab, recently picked up a ...

[World Premiere] KnowBe4's New Season 2 of Security Awareness Video Series - 'The Inside Man'

We’re excited to announce Season 2 of the award-winning KnowBe4 Original Series - ‘The Inside Man’. This network-quality video training series delivers an entertaining learning experience ...

[Heads-up] The World Health Organization Warns of New Coronavirus Phishing Attacks. Inoculate Your Employees!

The World Health Organization (WHO) is putting out an alert about ongoing Coronavirus-themed phishing attacks that impersonate the WHO and try to steal confidential information and ...

Texas Ranks Second in Number of Ransomware Attacks on Health Care Organizations

According to new data from Comparitech, since 2016 Texas has experienced 14 ransomware attacks impacting a total of 483,000 patients, and costing as much as nearly $20 Million in damages.

New Ransomware Variant Disables MSP Remote Management Processes To Evade Detection

Researchers at HuntressLabs “@Huntress” uploaded a YouTube video and commentary on their Twitter account that demonstrates a new variant of Ragnar Locker /Ragnar Locker Ransomware that ...

This Is a Map of KnowBe4's 30,000+ Customers Worldwide

Every once in a while it's just fun to use some mapping software and see the geographic picture of where your customers are. We have tens of thousands or organizations using KnowBe4 all ...

Emotet-Based Sextortion Scams Net 10 Times More than Necurs-Based Scams

The Emotet trojan just won’t die and appears to be gaining steam as sextortion scams are netting cybercriminals a massive return in exchange for their devious efforts.

It Only Takes One Phish: Phishing Attack Results in Network Infiltration, IT Incompetence, and $217,000 in Paid Ransom Fees

The recent attack on a Dutch university demonstrates much of what IT organizations shouldn’t do to avoid an attack.

This is the Phone Company: Give us Your D.O.B, Your Firstborn Child...

SMS scammers are posing as Verizon Wireless and sending text messages telling recipients to click a link to validate their account security, according to Chris Hoffman at How-To Geek. ...

Cyberattacks in 2019 Cost over $3.5 Billion in Victim Losses with Business Email Compromise Taking in Half

The FBI’s annual year-in-review breaks down how 467,000 cyber attacks succeeded in taking consumers and businesses alike for billions of dollars.

It Only Takes One Phish: Puerto Rico Gets Scammed Out of $2.6 Million

Once again, it was the human factor and skilled phishing tactics from the bad guys that was responsible for such a material loss. And, from the sound of it, policy and procedure either ...

Fake News and Misplaced Trust

Fighting deepfakes and fake news requires society as a whole to treat what they see with more skepticism, according to Lisa Forte, founder of Red Goat Cyber Security. On the CyberWire’s ...

Phishing Remains the Most Frequent Attack Vector Used for Initial Access

With cybercriminals always looking for the most successful way to carry out a successful attack, phishing once again proves to be one of the most adaptable and viable attack vectors.

Organizations Beware! Cyberattacks are Becoming More Prevalent, Hitting More Device OSes, and are Shifting Focus to You

The latest data from Malwarebyte’s annual State of Malware Report shows increases almost across the board, showing that the bad guys are stepping on the gas into 2020.

PayPal Phishing for Passports and More

An ongoing PayPal phishing campaign is trying to steal a wide range of personal information, including Social Security numbers and passport photos, Threatpost reports. The scams were ...

FBI Internet Crime Report Released: The Evolving Threat and Importance of Reporting

The FBI's Internet Crime Complaint Center released its 2019 Internet Crime Report, and by no surprise the bad guys and new scams show no signs of stopping anytime soon. Last year the ...

Seasonal Scams: Valentine's Day Edition

Romance scams and confidence scams cause both emotional and financial pain. According to the latest FBI's Internet Crime Complaint Center (IC3) figures for 2019, confidence/romance scams ...

DOJ Charges Hackers from the Chinese People Liberation Army with 2016 Equifax Data Breach

Four hackers have been charged with hacking the U.S. credit reporting agency where data on U.S. citizens and proprietary Equifax secrets were stolen.


Get the latest insights, trends and security news. Subscribe to CyberheistNews.