Extortion threat exposes “potential large data breach”

Express Scripts handles the medical prescriptions of millions of Americans every year through home delivery and at retail pharmacies. That’s a lot of important data for the Fortune 150 company to look after.

You can, therefore, understand why Express Scripts took a recent letter that threatened to expose millions of the company’s medical customers’ records seriously.

According to media reports and a press release by the firm, an unknown person or persons sent an extortion letter to the company in early October, including the names, dates of birth, social security numbers, and prescription information of 75 customers.

Express Scripts has done the right thing…

Read more in my article on the Naked Security website.

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Graham Cluley •   @gcluley

Graham Cluley is a veteran of the cybersecurity industry, having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent analyst, he regularly makes media appearances and is an international public speaker on the topic of cybersecurity, hackers, and online privacy. Follow him on Twitter, Mastodon, Bluesky, or drop him an email.