Author: Gwen Bettwy

Gwen Bettwy, CISSP, CCSP, CISM, CISSP-ISSAP, CISSP-ISSMP, CISA, SSCP, is an information security specialist and trainer with Tactical Security. She has nearly three decades of information technology and security experience, both in the classroom and out. She has worked with thousands of students, assisting them in their pursuit of industry certifications with a high degree of success. Gwen lives in North Carolina with her two dogs - Sophie and Finneas.



Prevent Email Spoofing with DMARC

The Federal Bureau of Investigation (FBI) announced in 2019 that business email compromise (BEC) had cost businesses internationally between June 2016 and July 2019 over $26 billion. BEC is an attack that convinces someone to transfer funds to a bad actor. The bad…


WordPress Security – Check your Configurations!

Introduction In September 2020, a zero-day attack was found against the common WordPress plugin File Manager. Defiant, the maker of Wordfence, said that millions of sites were being probed. This attack is startling when you consider that WordPress has seen a growth…

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