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

FBI: Scammers Take Business Email Compromise Attacks to Virtual Meeting Platforms

In a new twist on an old scam, BEC attacks switch from email to a virtual meeting where social engineering tactics are used to further establish credibility and increase the likelihood of ...

CISA: 2021 Cyberattack Trends Indicate Increases in Global Ransomware Attacks

New advisory sees critical infrastructure once again in the crosshairs and makes critical recommendations to both protect against ransomware and to reduce its’ impact.

Your KnowBe4 Fresh Content Updates from February 2022

Check out the 28 new pieces of training content added in February, alongside the always fresh content update highlights and new features.

What It's Like to Be the Face of Romance (Scams)

A real US Army colonel named Daniel Blackmon is being impersonated in hundreds or even thousands of romance scams, according to Haley Britzky at Task & Purpose. The scammers took ...

Gain Insight into Where Your Organization Stands with the Security Culture Maturity Model

We’re thrilled to introduce the Security Culture Maturity Model, the industry’s first maturity model specifically geared to measure security culture!

Data Breach Volumes in the U.S. Grow by 10% in 2021

New data shows despite decreases in global data breach levels (-5%) in 2021, the U.S. experienced proportionally more data breaches than in the previous year.

Timely “Help Ukraine” Online Crypto Scams Take in Millions

A new series of "help Ukraine" donation posts have sprouted up across the Internet, but are really a cryptocurrency scam enticing users send crypto donations to counterfeit addresses.

FBI: SIM Swapping Attacks See More Than 500% Increases in The Number of Attacks and Monetary Losses

With mobile devices used as secondary authentication, threat actors have been stepping up activity, looking for ways to transfer phone numbers to cybercriminal-controlled devices.

UK ICO Sees a Massive Increase in Targeted Email Attacks

New data obtained from the UK’s Information Commissioner’s Office by think tank Parliament Street shows an unprecedented rise in attacks against the UK’s information rights organization.

Phishing Emails Warn of a Suspicious Login From Russia

Researchers at Malwarebytes warn that a phishing campaign is informing users that someone logged into their account from an IP address in Moscow. The email contains a button to report the ...

CyberheistNews Vol 12 #09 [Heads Up] The Ukraine War Started A New Wiper Malware Spillover Risk

[Heads Up] The Ukraine War Started A New Wiper Malware Spillover Risk Email not displaying? | View Knowbe4 Blog CyberheistNews Vol 12 #09 | Mar. 1st., 2022 [Heads Up] The Ukraine War ...

Scammers Will Take Advantage of New IRS Rules

New IRS requirements will soon be used as phishbait, according to Gene Marks, owner of Marks Group PC and a columnist for the Guardian.

Russia Could “Absolutely” Lash Out at US Through Cyber, Lawmaker Warns

NextGov reports: "Chairman Sen. Mark Warner, D-Va, gives an opening statement as FireEye CEO Kevin Mandia, SolarWinds CEO Sudhakar Ramakrishna and Microsoft President Brad Smith testify ...

Wartime Suffering as Phishbait

It’s easy to forget, when a hybrid war like the one currently raging in Ukraine is occupying so much attention, that ordinary criminal lowlifes continue to seek victims, and the war only ...

[EYES OPEN] The Kremlin Propaganda Machine Now Works Overtime. INFOGRAPHIC

With an ongoing land war in Ukraine, everyone needs to be alert for the Kremlin's parallel disinformation campaigns. Many people simply are not aware of the massive amount of false data ...

[Heads Up] The Ukraine War Started A New Wiper Malware Spillover Risk

The war in Ukraine increases the risk of wiper malware to spill over. I'm sure you remember NotPetya, which caused billions of dollars of downtime damage. The WSJ reports that Symantec ...

When the Phishers Want a Reply, not a Click

A sextortion phishing campaign is targeting French speakers accusing them of viewing child abuse content, according to Paul Ducklin at Naked Security. The emails purport to come from the ...

CyberheistNews Vol 12 #08 [Eye Opener] Here Are the 4 Traits of Most Scams

CyberheistNews Vol 12 #08 | Feb. 22nd., 2022 [Eye Opener] Here Are the 4 Traits of Most Scams Written by Roger Grimes There are a lot of scams in the world, and they seem to be ...

New Phishing Campaign Angles for Monzo Banking Customers

A phishing campaign is targeting users of the UK-based digital banking company Monzo, BleepingComputer reports. Security researcher William Thomas came across an SMS phishing (smishing) ...

20 Year-Old “Right-to-Left Override” Functionality Used in Attacks to Trick Microsoft 365 Users Out of Credentials

Used to disguise malicious file extensions, this legacy functionality is being repurposed in attacks to obfuscate attachment types and steal credentials in an impressive way.


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