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The Schellman Blog

Stay up to date with the latest compliance news from the Schellman blog.

Sully Perella

Sully Perella is a Senior Manager at Schellman who leads the PIN and P2PE service lines. His focus also includes the Software Security Framework and 3-Domain Secure services. Having previously served as a networking, switching, computer systems, and cryptological operations technician in the Air Force, Sully now maintains multiple certifications within the payments space. Active within the payments community, he helps draft new payments standards and speaks globally on payment security.

Blog Feature

Payment Card Assessments

How to Prepare for a PIN Assessment: The 3 Phases

By: Sully Perella
December 9th, 2021

No matter the standard, compliance assessments are tricky.

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Blog Feature

Payment Card Assessments

Do I Need a PIN Assessment?

By: Sully Perella
November 30th, 2021

If you’ve been around since the mid-1970s, chances are you’ve made use of a debit card at a time or two.

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Blog Feature

Cybersecurity Assessments | Payment Card Assessments | NIST | PCI DSS

How Your Zero Trust Environment Affects Your Compliance Assessment

By: Sully Perella
June 30th, 2021

These days, you can never have too many cybersecurity measures in place, particularly given how regularly threats continue to escalate and grow in sophistication. Now, many organizations are turning to, or considering adopting, Zero Trust (ZT)—a less traditional security model based on the principle of "never trust, always verify.”

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“Schellman” is the brand name under which Schellman & Company, LLC and Schellman Compliance, LLC provide professional services. Schellman & Company, LLC and Schellman Compliance, LLC practice as an alternative practice structure in accordance with the AICPA Code of Professional Conduct and applicable law, regulations and professional standards. Schellman & Company, LLC is a licensed certified public accounting firm (Florida license number AD62941) registered with the Public Company Accounting Oversight Board (PCAOB) that provides attest services to its clients, and Schellman Compliance, LLC provides nonattest cybersecurity and compliance professional services to its clients. Schellman Compliance, LLC is not a licensed CPA firm. Schellman & Company, LLC and Schellman Compliance, LLC are independently owned and are not liable for the services provided by any other entity providing services under the Schellman brand. Our use of the terms “our firm” and “we” and “us” and terms of similar import, denote the alternative practice structure conducted by Schellman & Company, LLC and Schellman Compliance, LLC.