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Schellman began as a SOC audit firm 20+ years ago. While we still issue more than 2,000 SOC reports each year, our clients’ trust has propelled our expansion. Today, we offer nearly 60 types of audits and assessments.

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Schellman is the only Top 50 CPA firm focused exclusively on IT Compliance and Cybersecurity, and we’re the #1 service provider for FedRAMP Assessments. Our industry-leading NPS scores, client retention, and employee retention mean our clients experience greater continuity and quality.

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SOC 1 / SSAE 18 Examination

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The Schellman Blog

Daniel Garczek

Daniel Garczek is a PCI Technical Lead with Schellman. Prior to joining Schellman in 2021, Daniel worked as a Senior Security Engineer for a web development and managed hosting organization where he was responsible for managing a PCI compliant multi-tenant hosting environment. Daniel has 10 years of experience designing, managing, and optimizing both on-premise and cloud environments across various industries, including e-commerce, government, and healthcare. Daniel holds the QSA, CISSP, and ISO 27001 Lead Auditor certifications and is now primarily focused on PCI DSS assessments.

Blog Feature

Payment Card Assessments | PCI DSS

PCI Secure Software Standard (PCI SSS) v2.0: Key Updates for Modern Development Teams

By: Daniel Garczek
February 23rd, 2026

The Payment Card Industry Security Standards Council has released a major revision of the PCI Secure Software Standard (PCI SSS), moving from v1.2.1 to v2.0. This isn't an incremental update but rather a fundamental restructuring that reflects how software security has evolved in today's interconnected digital landscape.

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