Do You Need PCI ASV Scanning? A Simple Decision Guide (2026)

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Key Takeaways
  • You need PCI ASV scanning if you process, store, or transmit card data through any external-facing IP or web application, and your SAQ type is A-EP, B-IP, C, or D.
  • Under PCI DSS 4.0.1, these scans must run quarterly and be performed by a PCI SSC-approved vendor; an internal vulnerability scan alone doesn't satisfy the requirement.
  • Whether you need an ASV scan is determined entirely by your SAQ type, which is determined by how you handle transactions.
  • Every public-facing IP that provides a path into your CDE must be scanned: web servers, firewalls, remote access points, and load balancers, not just your primary checkout.
  • The most common first-scan failures are technical hygiene issues: deprecated TLS, verbose server headers, and unnecessary open services, not major breaches.
  • Missing this requirement risks more than a failed audit: your merchant bank can revoke your ability to process payments entirely.

If you handle credit card data, you’ve likely been told you need a “PCI ASV Scan“. But for many IT managers, the confusion lies in whether a standard internal vulnerability scan is enough or if you specifically require an Approved Scanning Vendor (ASV) to sign off on your reports. You need PCI ASV scanning if your organization processes, stores, or transmits credit card data through any external-facing IP address or web application, and you are required to validate via SAQ A-EP, SAQ B-IP, SAQ C, or SAQ D.

Under PCI DSS 4.0.1, these scans must be performed quarterly by a PCI SSC-approved vendor to secure your Cardholder Data Environment (CDE). Missing this requirement doesn’t just mean a failed audit; it means your merchant bank could revoke your ability to process payments entirely.

Key Definitions

ASV (Approved Scanning Vendor): a company on the current PCI SSC list authorised to perform the external vulnerability scans required by PCI DSS 4.0.1.

Low-cost ASV provider: in 2026, defined less by lowest sticker price and more by overall efficiency: fast turnaround, predictable pricing, and built-in support.

Turnaround time: how long between scan submission and receiving your pass certificate or remediation report; ranges from under 24 hours to several days across the market.

CVSS-based validation: scoring findings by the Common Vulnerability Scoring System so flagged issues are prioritised accurately rather than over-reported.

Get your Pass Certificate within 24 hours

Start your scan with Secusy ASV.

When is an ASV Scan Legally Required?

Not every business needs an ASV scan; the requirement is dictated entirely by your SAQ type, which is determined by how you handle transactions. If your systems touch the internet and transmit card data, the PCI SSC mandates an external assessment from a validated third party.

Secusy is built for teams that want low-cost ASV scanning without compromise, under-24-hour turnaround, transparent pricing, hands-on support, and clean, submission-ready reports. Not every business needs an ASV. The requirement is dictated by your Self-Assessment Questionnaire (SAQ) type, which is determined by how you handle transactions. If your systems touch the internet and transmit card data, the PCI Security Standards Council (SSC) mandates an external review from a validated third party.

ASV Requirement by SAQ Type

SAQ A-EP, B-IP, C, and D all require quarterly ASV scanning; SAQ A requires it if your checkout redirects to or embeds a third-party payment page (e.g. Stripe Checkout); only SAQ P2PE via a validated hardware solution is exempt.

 
SAQ Type
Merchant Profile
ASV Scan Required?
SAQ A
E-commerce/Mail-order outsourced to 3rd party (e.g., Stripe Checkout)
Yes* quarterly, since PCI DSS v4.0.1
SAQ A-EP
E-commerce using a direct post or JavaScript integration
Yes
SAQ B-IP
Standalone IP-connected POI terminals
Yes
SAQ C
Merchants with payment systems connected to the Internet
Yes
SAQ D
All other merchants and all Service Providers
Yes
SAQ P2PE
Hardware payment terminals via a validated P2PE solution
No

*Applies if your checkout redirects to or embeds a third-party payment page. Fully outsourced merchants where cardholder data never touches your site in any form may still be exempt, confirm with your acquirer.

The "External" Rule: What Assets Must Be Scanned?

Every public-facing IP that provides a path into your CDE must be scanned: web servers, firewalls and routers, remote access points, and load balancers.

If you fall into a “Yes” category above, you must scan every public-facing IP address that provides a path into your Cardholder Data Environment (CDE). This includes:

  • Web Servers: Even if they only host the payment form that redirects elsewhere.
  • Firewalls & Routers: Any gateway that protects the network handling card data.
  • Remote Access Points: VPN endpoints used by admins to manage payment systems.
  • Load Balancers: Any infrastructure that sits in front of the CDE.

Common "Hidden" Scan Failures

Most first-scan failures come from technical hygiene, not major security gaps, deprecated TLS, verbose server headers, and unnecessary open services top the list.

At Secusy, we frequently see businesses fail their first scan not because of a massive breach, but due to technical hygiene issues that PCI DSS 4.0.1 strictly forbids:

  1. Deprecated TLS: Still using TLS 1.0 or 1.1.
  2. Information Leakage: Detailed server headers (e.g., Server: Apache/2.4.41) that give attackers a roadmap.
  3. Unnecessary Services: Open ports for telnet or old versions of SSH that serve no business purpose.

The Quarterly Compliance Checklist

Run a passing scan every 90 days, leave a 2–3 week remediation buffer, attest to the final report, and trigger an extra scan after any significant network or server change.

To remain compliant, an ASV scan is not a “once a year” event. Follow this cadence to avoid last-minute panic before your bank’s deadline:

The Secusy Advantage: PCI Compliance for SMBs

Secusy ASV strips out enterprise complexity and pricing, focusing only on what SMBs need: fast support, transparent pricing, and no technical bloat.

Most enterprise ASV tools are built for Fortune 500 companies, with pricing and complexity to match. Secusy ASV was designed to solve the “compliance headache” for smaller IT teams and businesses.

  • No Technical Bloat: We focus on the CVSS 4.0.1 requirements you actually need to pass.
  • Fast Support: If you get a “Fail” on a specific port, our experts help you understand the remediation steps immediately; not via a ticket that takes a week.
  • Transparent Pricing: No “enterprise” quotes. Just affordable, audit-ready scanning.

Conclusion

Whether you need PCI ASV scanning comes down to one question: does your SAQ type require it? For nearly every merchant handling card data through an internet-facing system, the answer is yes. Once that’s settled, the work is mechanical, scope every external-facing asset correctly, run scans on a fixed 90-day cadence, fix the common hygiene issues before they fail you, and treat significant infrastructure changes as their own trigger. Get that rhythm right, and PCI ASV scanning stops being a compliance question mark and becomes routine.

Ready to secure your network?

Start your quarterly ASV scan today with Secusy.

Frequently Asked Questions

Yes, if you process payments via an IP-connected terminal or your own website (SAQ A-EP or C). Business size does not exempt you from PCI DSS requirements; the risk to cardholder data remains the same.
You can perform internal scans for your own security, but for official PCI validation, the scan must be performed by a vendor listed on the PCI SSC’s "Approved Scanning Vendors" list. Reports from unapproved tools will be rejected by your acquiring bank.
A "Fail" means your infrastructure has a vulnerability with a CVSS score of 4.0 or higher. You must remediate the issue (e.g., patch the software or close the port) and perform a rescanning until you achieve a "Pass."
Per PCI DSS Requirement 11.3.2, external vulnerability scans must be performed at least once every three months (quarterly).
Usually, no. While your host (like AWS or Azure) secures the underlying cloud infrastructure, you are responsible for scanning the specific IPs and applications you have deployed on that infrastructure.

Authored by

Binoy Koonammavu blog image

Binoy Koonammavu, is the Founder and CEO of Secusy ASV, where he helps SMBs and fintech companies meet PCI DSS scanning requirements without the complexity of enterprise-grade tools. His writing focuses on making ASV compliance straightforward for growing businesses.

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