Tackle PCI DSS Challenges Head-On

• Scope Creep: Unsegmented networks or third-party tools can dramatically expand your PCI footprint and your risk.
• Audit Readiness: Inconsistent logging, missing policies, or outdated testing can delay or derail certification.
• Tool Fragmentation: Multiple processors, unintegrated controls, and unclear ownership hinder security and compliance alignment.
• Manual Processes: Too much compliance overhead and not enough automation leads to missed deadlines and burnout.

Structured PCI DSS Services

Addressing Emerging Risks: AI’s Impact on PCI Compliance

The evolution of artificial intelligence presents new and often overlooked risks to organizations managing cardholder data. AI tools, particularly generative and third-party models, introduce data handling concerns, shadow IT exposure, and insider misuse risks that may fall outside the scope of traditional PCI DSS controls.

New Risk Scenarios Introduced by AI:

• Cardholder data leakage via AI integrations or chat interfaces
• Use of non-sanctioned AI tools to process or summarize payment data
• Exposure of sensitive data through AI training datasets or logs
• Unmonitored API activity between systems leveraging AI for automation

Even though PCI DSS v4.X doesn’t explicitly mention AI yet, the main ideas of the standard—like constantly checking for risks, locking down access controls, and developing secure software—mean you absolutely have to assess AI and bake it into your complete compliance and security plan.

Structured helps organizations identify where AI usage intersects with PCI systems, assess risk, and build controls that keep emerging technologies aligned with regulatory obligations.

Best Practices for Securing Cardholder Data and Maintaining PCI DSS Compliance

Meeting PCI DSS requirements isn’t a one-time project; it’s an ongoing commitment to protecting cardholder data across systems, users, and cloud environments. Below are proven best practices that Structured recommends to build a defensible, scalable PCI compliance posture: Getting PCI DSS compliant isn’t just a one-time thing; it’s a commitment to always protecting cardholder data everywhere, on all your systems, for all your users, and in the cloud. Structured suggests you follow these best practices to build a PCI compliance program that’s scalable and truly secure:

1. Utilize Validated Point to Point Encryption (P2PE)

Implement PCI-validated P2PE solutions to encrypt card data immediately at the point of interaction. This reduces the amount of sensitive data your systems handle, simplifies PCI scope, and greatly lowers the risk of data exposure.

2. Secure E-commerce Processes

Strengthen online payment workflows by using secure payment pages, vetted third-party scripts, and strong fraud-prevention controls. Ensure all components that touch payment data are properly validated, monitored, and compliant with PCI requirements.

3. Segment and Minimize Your Cardholder Data Environment (CDE)

Keep your CDE tightly defined. Utilize network segmentation and zero-trust principles to minimize scope and mitigate risk.

4. Maintain Least-Privilege Access with Strong Authentication

Apply multi-factor authentication (MFA) and role-based access controls to limit access to only those who need it — nothing more.

5. Encrypt Data at Rest and In Transit

Use strong encryption (e.g., AES-256, TLS 1.3) to protect sensitive data whether it’s stored, transmitted, or processed.

6. Monitor Systems Continuously with Centralized Logging

Implement SIEM or cloud-native logging platforms to detect anomalies and meet PCI’s log review and retention requirements.

7. Conduct Regular Vulnerability Scans and Penetration Tests

PCI DSS requires regular testing — but going beyond the minimum with targeted pen testing offers greater visibility into potential attack paths.

8. Evaluate Emerging Technologies Like AI

New technologies (e.g., AI tools, automation scripts, embedded analytics) may handle or touch payment data. Ensure they are reviewed for security risks and to ensure alignment with relevant compliance requirements.

9. Application and API Testing

Conduct routine security testing of applications and APIs to identify vulnerabilities such as injection flaws, weak authentication, and misconfigurations. Incorporate both automated and manual testing to ensure secure functionality across all environments.

10. Document Policies and Train Staff Regularly

Security awareness and clear documentation are often required but frequently overlooked. Make training continuous, relevant, and tied to real use cases.