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

Cost of Internet Crimes in 2021 Increase 64% Exceeding $6.9 Billion

New data from the FBI’s Internet Crime Complaint Center (IC3) shows a massive increase in the cost of internet crimes, with phishing and BEC topping the list.

Obvious Phishbait, But Someone Will Bite

A widespread phishing scam is circulating in Facebook Messenger, according to Jeff Parsons at Metro. The phishing messages simply contain the words, “Look what I found,” along with a ...

FBI Warns of Phishing Attacks Targeting Election Officials

The FBI has issued a Private Industry Notification warning of phishing emails designed to steal login credentials from election officials. The Bureau believes these attacks will increase ...

A Lack of Employee Cyber Hygiene is the Next Big Threat

A new report suggests that everything from endpoints, to passwords, to training, to security policies, to a lack of awareness is all contributing to much higher risk of cyberattack.

Ransomware Attack Volume Increases by 18% As the Number of Variants Jumps to 34 in Only One Quarter

A new report reviewing ransomware activity in 2021 shows an impressive uptick in the number of targeted attacks in Q4 of 2021 to 772 as more players join (or rejoin) the game.

Mobile Device Usage Have Led to Security Incidents in Nearly Half of Organizations

The shift in devices used by today’s workforce has resulted in increases in cybersecurity concerns and incidents, despite a majority of orgs with defined BYOD programs in place.

CyberheistNews Vol 12 #13 [Heads Up] Published Zelenskyy Deepfake Video Demonstrates the Modern War is Online

[Heads Up] Published Zelenskyy Deepfake Video Demonstrates the Modern War is Online Email not displaying? | View Knowbe4 Blog CyberheistNews Vol 12 #13 | Mar. 29th., 2022 [Heads Up] ...

Email Conversation Hacking to Distribute Malware

Researchers at Intezer warn that attackers are hijacking email conversations to distribute the IcedID banking Trojan. This technique makes the phishing emails appear more legitimate and ...

KnowBe4 and Okta Update

To start off, we do not use Okta in any of our products.

Buy Now, Pay Later Scams

Fraudsters are taking advantage of the buy-now, pay-later (BNPL) payment model, according to Jim Ducharme, COO of Outseer. On the CyberWire’s Hacking Humans podcast, Ducharme explained ...

WIRED: "A Mysterious Satellite Hack Has Victims Far Beyond Ukraine"

WIRED wrote: "More than 22,000 miles above Earth, the KA-SAT is locked in orbit. Traveling at 7,000 miles per hour, in sync with the planet’s rotation, the satellite beams high-speed ...

Fidelity: "Why cybersecurity is material to all industries"

Fidelity just published an article titled "Cybersecurity: A growing risk". They note that the threat of Russian cyberattacks highlights vulnerabilities across industries. I'm quoting a ...

Repertoire of Ukraine Charity Phishing Scams

Scammers continue to exploit the crisis in Ukraine, according to researchers at Bitdefender. Over the past week, the researchers believe the fraudsters have adjusted their tactics in ...

Initial Access Broker Group Relies on Social Engineering

Google’s Threat Analysis Group (TAG) describes a cybercriminal group it calls “EXOTIC LILY” that acts as an initial access broker for numerous financially motivated threat actors, ...

Number of Phishing Attacks Hits an All-Time High in 2021, Tripling That of Early 2020

New data from the Anti-Phishing Working Group shows cybercriminals are stepping on the gas, focusing phishing attacks on credential theft and response-based scams.

Phishing Attack-Turned-Wire Fraud Case Sees a Win for the Policyholder

In an unusual turn of events, a recent court decision sided with the policyholder, despite specific policy language that probably should have favored the insurer.

QakBot Banking Trojan Evolves and Now Takes Over Email Conversations to Spread Malware

As if stealing all your credentials, cookies, and email wasn’t bad enough, this new version of QakBot inserts itself into your emails, impersonating you to gain access to more victims.

Phishing Scam with Fraudulent Invoice Costs City of Fresno Over $600,000

This simple invoice scam appears to be a part of a much broader campaign targeting municipalities, posing as existing subcontractors.

Exploiting Trust in reCAPTCHA

Researchers at Avanan warn that attackers are using reCAPTCHAs on their phishing sites to avoid detection by security scanners.

Published Zelenskyy Deepfake Video Demonstrates the Modern War is Online

The video uploaded to a hacked Ukrainian news website shows how far the technology has come, how it can be used in social engineering, as well as how the tech still needs to improve.


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