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

Aggressive Android ransomware spreading in the USA

Your Android device's lock screen PIN keeps your phone's contents safe, but not from a new strain of ransomware which hijacks your phone or tablet. Security researchers at ESET discovered ...

2015 U.S Hacking Incidents More Than Previous Two Years Combined

In 2015 U.S. organizations are seeing a significant spike in hacking incidents. Over 122 Million records breached just from hacking alone. That is not counting all of the other incidents ...

[INFOGRAPHIC] Security of The Internet of Things (IoT)

The Internet of Things is far from secure. Don't trust me, just check the FBI, they are getting worried about this too. I have talked about hacks of Internet enabled devices before, ...

Three Big Ransomware Campaigns Victimize Tens Of Thousands

Cybercrime has not given up on ransomware just yet. In fact, it's expanding as different Eastern European mafias are competing with each other for market share in this segment. Here are ...

CyberheistNews Vol #5 #38 Scam Of The Week: Drowned Syrian Boy

CyberheistNews Vol #5 #38 Sept 1, 2015 Scam Of The Week: Drowned Syrian Boy Lowlifes are exploiting the recent picture of three-year-old Syrian boy Alyan Kurdi. He drowned while ...

A Cyberheist Subscriber's Own Hacking Horror Story

Here is a cyberheist subscriber who sent me their own hacking horror story. "Stu, thought I’d give you one. You can use it if you want. Just make it anonymous. So, being in IT we think we ...

Social Engineering Heaven: Combine AshMad Hack With OPM Data

The Office of Personnel Management has just closed a 133 million dollar contract to protect 21.5 million OPM data breach victims for three years. Wow, "Barn, Horse" anyone? This is an ...

KnowBe4 Grand Opening Sept 2015

September 3rd, 2015 - KnowBe4 had the grand opening of our new facility in Tampa Bay, Florida. The 15,000 square foot top floor has a wrap-around 360 panoramic view of the Gulf of Mexico ...

CyberheistNews Vol #5 #37 Scam Of The Week: Business Email Compromise

CyberheistNews Vol 5 #37 Sept 1, 2015 Scam Of The Week: Business Email Compromise Last week, the FBI via their Internet Crime Complaint Center announced some astounding numbers, worse ...

Report: Phishing costs average organization $3.7 million per year

If you extrapolate the total annual cost of phishing for the average organization it comes to more than $3.7 million. You could shave that down by $1.8 million though, with the right ...

IBM: Corporations could be the next target for ransomware attacks

Doug Olenick at SC Magazine reported on something noteworthy: "The growing threat posed by ransomware and the possibility that cybercriminals will graduate from extorting end users to ...

What Is Worse Than Ransomware? Business Email Compromise

You are getting your Scam Of The Week early. Yesterday, the FBI via their Internet Crime Complaint Center announced some shocking numbers. There is a 270 percent spike in victims and cash ...

CyberheistNews Vol 5 #36 Breaking News: Got Hacked...The FTC Can Now Sue You

CyberheistNews Vol #5 #36 Aug 25, 2015 Breaking News: Got Hacked...The FTC Can Now Sue You For organizations that get hacked like Anthem, Target and recently Ashley Madison, the problems ...

Breaking News: Got Hacked? The FTC Can Now Sue You

For organizations that get hacked like Anthem, Target and recently Ashley Madison, the problems are only starting. Apart from towering legal fees and a damaged reputation, now an appeals ...

Stop The AshMad Insanity!

First a 10Gig dump with the full Ashley Madison database. Then a 20Gig dump with their whole Github repository, and then to top it all off a 300G(!) dump. In an interview with Motherboard ...

Phishing Alert: Warn Your Users Against Ashley Madison Scams Now

Your end-users saw this in the news yesterday, or will read about it today. The hackers who stole more than 36 million records from the Ashley Madison site (which makes it easy to cheat ...

Off With Their Heads! Execs get the ax for data breaches

Until last year, executives were able to pass the buck to IT in case a data breach hit the organization. However, several recent high-profile resignations are now putting the focus on ...

CyberheistNews Vol 5 #34 Scam Of The Week: Massive WebAd Poisoning

CyberheistNews Vol 5 #34 Aug 18, 2015 Scam Of The Week: Massive WebAd Poisoning The same cybercrime lowlifes that infected the Yahoo website a few weeks ago have struck again, this time ...

Scam Of The Week: Massive WebAd Poisoning

The same cybercrime lowlifes that infected the Yahoo website a few weeks ago have struck again, this time infecting sites like Drudge Report and Weather.com. Both sites have hundreds of ...

IT Confessions: The Deadly Six Sins Of Data Security

Massive hacks continue to fill the front page of major media outlets. The recent hack of the Federal Office of Personnel Management (OPM) by Chinese state-sponsored hackers again showed ...


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