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 Stu Sjouwerman
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Profile of Stu Sjouwerman

Stu Sjouwerman, Founder and CEO, KnowBe4,LLC
News & Commentary Posts: 1

Stu Sjouwerman (pronounced "shower-man") is the founder and CEO of KnowBe4,Inc., which hosts the world's most popular integrated Security Awareness Training and Simulated Phishing platform. A data security expert with more than 30 years in the IT industry, Sjouwerman was the co-founder of Inc. 500 company Sunbelt Software, a multiple award-winning anti-malware software company that was acquired in 2010.

Realizing that the human element of security was being seriously neglected, Sjouwerman decided to help organizations manage the problem of cybercrime social engineering tactics through new-school security awareness training. KnowBe4 services over 2,500 organizations in a variety of industries, including highly regulated fields such as healthcare, finance, energy,government, and insurance and is experiencing explosive yearly growth of 300%. Sjouwerman is the author of four books, with his latest being "Cyberheist: The Biggest Financial Threat Facing American Businesses."

Articles by Stu Sjouwerman
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From DHS/US-CERT's National Vulnerability Database
CVE-2019-3906
PUBLISHED: 2019-01-18
Premisys Identicard version 3.1.190 contains hardcoded credentials in the WCF service on port 9003. An authenticated remote attacker can use these credentials to access the badge system database and modify its contents.
CVE-2019-3907
PUBLISHED: 2019-01-18
Premisys Identicard version 3.1.190 stores user credentials and other sensitive information with a known weak encryption method (MD5 hash of a salt and password).
CVE-2019-3908
PUBLISHED: 2019-01-18
Premisys Identicard version 3.1.190 stores backup files as encrypted zip files. The password to the zip is hard-coded and unchangeable. An attacker with access to these backups can decrypt them and obtain sensitive data.
CVE-2019-3909
PUBLISHED: 2019-01-18
Premisys Identicard version 3.1.190 database uses default credentials. Users are unable to change the credentials without vendor intervention.
CVE-2019-3910
PUBLISHED: 2019-01-18
Crestron AM-100 before firmware version 1.6.0.2 contains an authentication bypass in the web interface's return.cgi script. Unauthenticated remote users can use the bypass to access some administrator functionality such as configuring update sources and rebooting the device.