The Coalfire Blog

Welcome to the Coalfire Blog, a resource covering the most important issues in IT security and compliance. You'll also find information on Coalfire's insights into the unique cybersecurity issues that impact the industries we serve, including Cloud Service Providers, RetailFinancial Services, Healthcare, Higher Education, Payments, Government, Restaurants, and Utilities.

The Coalfire blog is written by the company's leadership team and our highly-credentialed security assessment experts. We look forward to your comments, so please join the conversation.


  • Has Your O365 Account Been Hacked?

    January 16, 2018, Robert Meekins, Director, Forensics, Coalfire

    In the past six months, Coalfire has seen an increase in businesses receiving fraudulent emails from legitimate client accounts with fraudulent invoice attachments. In several cases, the recipient paid the invoices not realizing they were fraudulent. The losses have ranged between thousands and hundreds of thousands of dollars. When the business investigated, they found that the mailbox associated with the sender’s account did not contain the sent emails. Moreover, the authorized user claims they never sent the email.

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