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.


  • Update to Microsoft Checks

    March 14, 2019, Travis Finn, Consultant, CoalfireOne Scanning Services

    Part of the glamorous life of an ASV involves a rigorous Quality Assurance program to ensure that we are the best ASV's we can possibly be. Some of those efforts are not as readily apparent to our clients as others; but on some occasions, we like to share when our work directly benefits those who trust Coalfire to help reduce their risk and simplify compliance.

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  • Enabling Clients to Cope with ASV Scans

    February 22, 2019, Marco Brown, Associate, CoalfireOne Scanning Services

    Gathering evidence, applying patches, and configuring your systems in preparation for submitting your vulnerability disputes can be a nerve-wracking and daunting task. To better enhance your understanding of the Approved Scanning Vendor (ASV) process, I’ve outlined some coping mechanisms and tools to use.

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  • Compensating Controls: When Patching Isn’t an Option

    February 04, 2019, Steve Durham, Consultant, CoalfireOne Scanning Services

    Your software vendor is asleep at the wheel and your devs still need that legacy daemon.

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  • The HOW, WHY, and HUH? Blog on Disputes

    January 30, 2019, Travis Finn, Consultant, CoalfireOne Scanning Services

    As you may know, performing vulnerability scans is a requirement for PCI DSS compliance. One of those specific requirements, described in section 11.2.2, states that quarterly external scanning must be done by a qualified Approved Scanning Vendor. Coalfire just so happens to be an ASV, so if you need these scans we would happily oblige!

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  • Scan Interference

    January 18, 2019, James Cox, Support Analyst, CoalfireOne Scanning Services, Coalfire

    Scan interference is best defined as when traffic from our scanners gets blocked, filtered, dropped, or modified in response to some sort of active protection system not recognizing our traffic. Once our scanners are flagged as an intruder, the client’s environment is no longer accessible, which causes the scan to fail. In order to ensure that reliable scans can be conducted, our scanners must be allowed to perform scanning without this interruption.

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