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

Cyber Attacks on the Global Supply Chain Have Increased by 51%

As supply chain vendors become a greater target, the businesses reliant upon them don’t seem to be responding with the appropriate urgency, according to new data.

More_eggs Malware Distributed Via Spear Phishing

Threat actors are sending out the stealthy “more_eggs” malware in spear phishing emails that target hiring managers, according to researchers at eSentire’s Threat Response Unit (TRU).

Community Associations Confront Social Engineering

It’s not just deep-pocketed corporations that prove attractive targets for social engineering. Any organization that holds information that can fetch a good price in the criminal ...

If You Got a “Your Bill Is Paid For” Text, You’re Part of a Massive T-Mobile Texting Scam

The latest scam targeting T-Mobile customers impersonating T-Mobile and focused on collecting your personal data by tempting you with free “gifts”.

LinkedIn is the Most Impersonated Brand in Phishing Attacks

Social media companies, particularly LinkedIn, are now the most impersonated brands in phishing campaigns, researchers at Check Point have found.

New Phishing Attack Targets MetaMask Users for their Crypto Wallet Private Keys

A new phishing campaign impersonates MetaMask, informs victims their cryptocurrency wallets aren’t “verified” and threatens suspension.

UK Information Commissioner: Many Cybersecurity Incidents are “Preventable”

In a recent article about the largest cyberthreats currently facing the UK, John Edwards – the UK’s newly-appointed information commissioner- talks about the need for a security culture ...

Critical: CISA Warns of Potential Attacks on Infrastructure by Russian State-Sponsored and Criminal Cyber Gangs

In a joint multi-country cybersecurity advisory (CSA), governments are warning their respective critical infrastructure organizations to be vigilant against increased malicious cyber ...

TraderTraitor: When States do Social Engineering

North Korea’s Lazarus Group is using social engineering attacks to target users of cryptocurrency, according to a joint advisory from the US FBI, the Cybersecurity and Infrastructure ...

Ransomware Attacks Show Temporary Slowing but are Expected to Increase in 2022 [Graphs]

New data from Recorded Future shows how the war in Ukraine is causing a brief slowdown of ransomware attacks on healthcare, governments and schools that is predicted to return to growing ...

Only Half of All Organizations Have Refreshed Their Security Strategy Based on the Pandemic

A new study published by Ponemon Institute shows that a material portion of organizations are still using pre-pandemic security processes and policies, putting the org at risk.

FBI Warns of Bank Fraud Smishing Campaign

The FBI has warned of a smishing campaign that’s targeting people in the US with phony bank fraud notifications. The text messages inform users that someone has attempted to initiate a ...

Social Engineering Campaign against African Banks

A phishing campaign is targeting African banks with a technique called “HTML smuggling” to bypass security filters, according to threat researchers at HP.

“Being Annoying” as a Social Engineering Approach

Attackers are spamming multifactor authentication (MFA) prompts in an attempt to irritate users into approving the login, Ars Technica reports. Both criminal and nation-state actors are ...

Q1 2022 Report: Holiday-Themed Phishing Emails Entice Employees to Click [INFOGRAPHIC]

KnowBe4's latest quarterly report on top-clicked phishing email subjects is here. We analyze the top categories, general subjects (in both the United States and globally), and 'in the ...

Small and Medium Businesses Account for Nearly Half of all Ransomware Victim Organizations

As ransomware costs increase, along with the effectiveness and use of extortions, smaller businesses are paying the price, according to new data from Webroot.

One in Three U.K. Businesses Experience Cyber Attacks Weekly

New data from the U.K. Government’s Cyber Security Breaches Survey 2022 report shows that a material portion of businesses and charities are being attacked and feeling the repercussions.

Meta Stops Three Cyber Espionage Groups Targeting Critical Industries

Impersonating legitimate companies and using a complex mix of fake personas across Facebook, Telegram, and other platforms, these groups used social engineering to gain network access.

Smishing Scams Abuse Name of Legitimate Ukrainian Charity

Researchers at Trend Micro have spotted yet another scam taking advantage of the crisis in Ukraine by impersonating a legitimate charity. In this case, the scammers are posing as the ...


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