Randi Sherman

Randi is one half of The Social Calling, a writing duo with over 20 years of expertise in IT/Tech, Science, Health and more. They can be reached at http://www.thesocialcalling.com

Articles from Randi Sherman

CompTIA and DoD requirements in 2025: Understanding 8140 vs. 8570

December 23, 2024

See how DoD 8140 maps to Security+ and other CompTIA certifications and how 8140 is different from DoD 8570.

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CompTIA Security+ continuing education and renewal requirements

December 22, 2024

Learn about earning CompTIA Security+ continuing education units (CEUs) and how to renew your Security+ certification.

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Business Email Compromise (BEC): How To Avoid CEO Fraud

April 27, 2018

Introduction Phishers, especially the type that specialize in high-level CEO fraud, are often large criminal organizations with expertise in exploiting open

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Financial Losses from Phishing

June 7, 2016

The Cost of Data Breaches The cost of spear-phishing attacks in 2015 averaged more than $1.5 million per incident, with only some 3% of companies getting by

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