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

New Report Shows the Success of Business Email Compromise Come from a Calculated Attack Approach

The newest data from security vendor Barracuda provides insight into exactly how attackers execute BEC attacks and what makes them so successful.

[Heads-up] Sextortion Crime Gang Now Uses New Tactics To Bypass Your Spam Filters

In a business environment, employees use Google Translate on a regular basis to get access to documents they need to work with, or websites that are in another language.

Cities and Governments are the Latest Target in a New “Leakware” Attack

This new type of attack focuses on threatening to steal and publish data on the web, asking for a ransom to be paid to keep the attackers from doing so.

Online Credential Scam Becomes a Phone Port Attack and then Turns into a Sextortion Scam

If experiencing a single cyberattack isn’t enough, this complex attack that shifted mid-stream demonstrates how attackers take advantage of victim details as an attack unfolds.

FBI Warns U.S. Companies About Maze Ransomware

The FBI is warning U.S. companies about a series of recent ransomware attacks in which the perpetrator, sometimes posing as a government agency, steals data and then encrypts it to ...

KnowBe4 Has A Blow-Out 2019 Fourth Quarter

In the fourth quarter of 2019, KnowBe4 reached 54% growth over Q4 2018, increasing customer accounts to well over 30,000.

Phishing Remains the Most Widespread Risk

As organizations look to improving their defenses, it’s worth remembering that attackers usually get through those defenses by manipulating the human beings those security measures are in ...

4 patients sue Alabama health system after ransomware attack

BeckerHospitalReview just posted a new wrinkle in the battle against ransomware: "Four patients filed a class action lawsuit against Tuscaloosa, Ala.-based DCH Health System, alleging ...

Tax Season Warning: the IRS on Social Engineering

We have had occasion to warn of this before, but as 2020 begins and April 15th approaches, it may be worth another mention. The US Internal Revenue Service wants taxpayers to keep a sharp ...

2020 Cybersecurity Predictions by KnowBe4’s Experts

With data breaches hitting headlines daily, IT pros are constantly concerned about the next big threat. Whether it’s ransomware, phishing, or completely new attack vectors, there’s always ...

December 2019 Updates to our Data Protection Notices

In support of upcoming changes to data privacy laws we are making a few updates to our privacy policy. We have added language to help provide our customers clarity on KnowBe4’s ...

Major Dutch University Still Fighting Ransomware Downtime; Expert Says Russian Hacker Group Responsible

Major Dutch Maastricht University was still trying to recover from a crippling cyber attack nearly a week after the university's computer systems were infected by ransomware. New ...

Phishing in a Port

Among the ransomware that caused so much disruption in the latter half of 2019 was the strain known as Ryuk, and Ryuk has typically been spread by phishing. According to ZDNet, a recent ...

[LEGAL ALERT] What You May Have Overlooked in the Run Up to CCPA Compliance

LAW.COM had a very good reminder that you really need to keep in mind. Here is an extract: "With just days to go before the California Consumer Privacy Act (CCPA) compliance date, some ...

[Heads-up] Ransomware attack forces Arkansas CEO to fire 300 employees days before Christmas

The chief executive officer of a telemarketing company in Sherwood, Arkansas has let go 300 employees after the company failed to recover from a ransomware infection a few months back.

PayPal Scammers Want More than Just Your PayPal Credentials

Researchers at ESET have come across phishing sites that try to steal PayPal logins along with a wide range of personal and financial information. The scam begins with phishing emails ...

Veterans are High-Payoff Social Engineering Targets for Scammers

Veterans are particularly valuable targets for various types of social engineering attacks, according to Mary K. Talbot at the Providence Journal. Veterans are often respected leaders in ...

WIRED: "The Decade Big-Money Email Scams Took Over"

Excellent article in WIRED, where they observed that In the last few years, the "Nigerian prince" scams have gotten a major upgrade. Here is an extract and a link to the full article:

FBI Issues Alert For "Sleeper" LockerGoga and MegaCortex Ransomware

The FBI has issued a warning to private industry recipients to provide information and guidance on the LockerGoga and MegaCortex Ransomware.


Get the latest insights, trends and security news. Subscribe to CyberheistNews.