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

An Intimate Look at a Nigerian Social Engineer

Researchers at Check Point offer a look at a Nigerian citizen who moonlights as a cybercriminal who uses social engineering techniques. The man, whom the researchers call “Dton,” ...

[On-Demand] New 2020 Phishing By Industry Benchmarking Report: How Does Your Organization Measure Up

As a security leader, you have a lot on your plate. Even as you increase your budget for sophisticated security software, your exposure to cybercrime keeps going up. IT security seems to ...

Just How Lucrative is Cybercrime? According to New Charges Against One Gang, $30 Million Lucrative

The recent arrest and charging of a gang of 24 U.S.-based cybercriminals in Atlanta demonstrates how easy it is to become a cybercriminal and use social engineering tactics to fool people ...

Urgency Around the Coronavirus Leads to Phishing Scams Targeting Healthcare

As if the virus itself wasn’t bad enough, lowlife scammers are using the pandemic to trick healthcare workers into giving up credentials. Elite hackers tried to break into the World ...

Organizations Need To Be Wary Of Home Worker Phishing Risks

Security experts warn that phishing attacks against home workers will rise.

Critical Considerations to Improve Your Remote Employee Security During the COVID-19 Pandemic

Quickly evolving travel and social requirements in response to COVID-19 mean that, like it or not, many organizations like yours are asking traditional office-based employees to work from ...

Human Behavior is What Makes Phishing Attacks So Successful

The problem isn’t the lack of software designed to detect, prevent, and protect – it’s that human response is a required part of every phishing attack that users seem to be happy to ...

Healthcare Providers Suffer 350 Percent Increase in Ransomware Attacks

The lack of proper security technologies in place is largely to blame for the massive increase in ransomware attacks in Q4 of 2019 as compared to the same time the previous year.

Domains Use Homographic Characters to Create Hard to Spot Phishing URL's

Website domains can use homographic characters to create very hard-to-spot phishing URLs, Threatpost reports. Cybersecurity researcher Avi Lumelsky demonstrated how easy it is to create ...

FBI Sends Private Industry Notification Warning of BEC Techniques

The FBI sent out a Private Industry Notification (PIN) warning companies that attackers are abusing Microsoft Office 365 and Google’s G Suite to launch business email compromise (BEC) ...

U.K. Revenue Collector Data Shows Email Scams Are on the Decline in Favor of Vishing and SMiShing Attacks

Scams aimed at conning U.K. taxpayers out of money and credentials are reportedly experiencing shifts in mediums from email to phone and text.

It is in times of crisis you will be tested

Many organizations are dusting off their crisis management documents this week. Many a contingency plan will see its first-ever run. As the C-19 is spreading fast around the world, more ...

Coronavirus-Themed Simulated Phishing Templates

The following templates were added to the console this morning:

Malicious IQY Files Found in Spam Campaign

Researchers at Lastline have come across a phishing campaign that’s using Internet Query (IQY) files to bypass security filters and deliver a new version of the Paradise ransomware. The ...

Extreme Measures: The Epidemic of COVID-19 Phishing Emails Rages On

Since the publication of our first two blog pieces documenting the flood of Coronavirus-themed emails (see HERE and HERE), customers using the Phish Alert Button (PAB) have continued to ...

Hackers Use Interactive Malicious COVID-19 Map to Spread Malware

Cybercriminals constantly latch on to news items that captivate the public’s attention, but usually they do so by sensationalizing the topic or spreading misinformation about it. ...

U.S. Homeland Security: "Malicious Actors Expected To Focus Attacks On Teleworkers. Secure Your VPN"

The Department of Homeland Security's cybersecurity agency this week shared tips on how to properly secure enterprise virtual private networks (VPNs) seeing that a lot of organizations ...

Keeping our employees and partners safe during #coronavirus

Our top priority remains the health and safety of our Knowsters, and we also have a responsibility to support partners and the local community in all the countries we operate.

FBI: Ransomware Attacks Have Cost Victims over $140 Million With Ryuk Leading the Way

New details presented at RSA 2020 outline which ransomware variants are the highest paid over the last 6 years and what was their share of the millions paid in ransom.


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