PCI Compliant Checkout: Hosted, iFrame or API? Which SAQ
Hosted page, iFrame or API? See which SAQ each PCI compliant checkout option triggers, which scans and scripts you must cover, and how to choose
The Secusy ASV scanner is a PCI SSC-approved external vulnerability scanning solution that enables businesses handling payment card data to meet one of PCI DSS’s most operationally critical requirements. It automates the quarterly scanning process, surfaces vulnerabilities across internet-facing systems, and produces the compliant reporting documentation that banks, assessors, and card brands demand.
Payment card data remains one of the most consistently targeted assets in the cybersecurity landscape. Criminals do not differentiate between an enterprise with a dedicated security operations centre and a regional retailer running a lean IT setup; if a system faces the internet and processes card data, it is a target.
PCI DSS exists precisely because of this reality, and its requirement for regular external vulnerability scanning exists because the attack surface changes constantly. New vulnerabilities are disclosed daily, and a system that passed a scan three months ago may be exploitable today.
What makes the Secusy ASV scanner stand out is not just its PCI SSC approval; many vendors hold that credential; but the deliberate design decision to make rigorous scanning accessible rather than exclusive. The platform is built to serve the SMB owner who does not have a security team, the mid-market IT manager juggling multiple compliance obligations simultaneously, and the MSP partner who needs to deliver scalable ASV services to dozens of clients without proportional overhead.
This article examines how Secusy works, what it covers, and why it represents a genuinely practical approach to one of compliance’s most recurring demands.
Approved Scanning Vendor (ASV): A company that the PCI Security Standards Council has qualified to perform external vulnerability scanning services as required under PCI DSS Requirement 11.3. Only scans performed by a qualified ASV produce the passing scan documentation accepted by acquiring banks and card brands.
External Vulnerability Scan: An automated security test conducted from outside an organisation's network perimeter, targeting internet-facing IP addresses and domains to identify known vulnerabilities, misconfigurations, and exposed services that an attacker could exploit without internal network access.
PCI DSS (Payment Card Industry Data Security Standard): A set of security requirements established by the PCI Security Standards Council and mandated by card brands including Visa, Mastercard, and American Express for any organisation that stores, processes, or transmits payment card data.
Vulnerability Prioritisation: The process of ranking identified vulnerabilities by severity, exploitability, and business impact so that remediation resources are directed toward the threats that pose the greatest immediate risk, rather than treating every finding with equal urgency.
The Secusy ASV scanner performs automated, PCI SSC-approved external vulnerability scans against your internet-facing systems, identifies security weaknesses, and produces the official passing scan documentation required by PCI DSS. It replaces the fragmented, manual approach that leaves most SMBs exposed and non-compliant.
Understanding what an ASV scanner does requires first understanding the problem it solves. Most businesses that process payment cards operate some combination of web-facing servers, payment pages, customer portals, APIs, and cloud-hosted services.
Every one of these assets sits on the public internet, visible to automated scanners operated by both security researchers and malicious actors. Without systematic, regular scanning, organisations have no reliable way of knowing whether a newly disclosed vulnerability; a patching gap, a misconfigured service, an outdated TLS version; has made one of those assets exploitable.
The Secusy ASV scanner addresses this directly. It enumerates your declared internet-facing IP addresses and domain names, probes them for known vulnerabilities drawn from current threat intelligence databases, and categorises findings by severity.
Critically, because Secusy holds PCI SSC approval as an Approved Scanning Vendor, the results it produces carry the regulatory weight that the standard demands. A scan conducted by an unqualified tool; even an excellent one; does not satisfy PCI DSS Requirement 11.3. A scan conducted by Secusy does.
Secusy targets the external perimeter: the systems and services that are reachable from the public internet without any internal network access. This includes web servers, mail servers, DNS infrastructure, publicly accessible APIs, cloud-hosted application endpoints, and any other internet-facing component within your declared cardholder data environment scope.
The scanner checks for known CVEs (Common Vulnerabilities and Exposures), service misconfigurations, outdated software versions, weak cipher suites, and other exploitable conditions that are indexed against current vulnerability databases.
What Secusy does not do; and is not designed to do; is replace internal penetration testing or internal network scanning. Those are separate PCI DSS requirements handled by different tools and methodologies.
The ASV scan is specifically the external-facing component, and it is the component that most directly reflects what a remote attacker would see when targeting your business. Getting this layer right is foundational.
When a scan produces findings that fall below the threshold for a passing result, Secusy provides a detailed remediation report that identifies each vulnerability, its severity rating, the affected asset, and guidance on how to resolve it. Once remediation work is completed, a rescan confirms the fixes.
When all critical and high-severity findings are resolved, Secusy issues the Attestation of Scan Compliance; the formal document your acquiring bank or QSA will request as evidence that you have met Requirement 11.3.
This end-to-end process; scan, remediate, rescan, attest; is what compliance actually requires in practice. Secusy structures the entire workflow around it, so businesses are not left trying to interpret technical findings in isolation or track remediation progress across disconnected spreadsheets.
Secusy's vulnerability management platform does more than satisfy a quarterly compliance requirement; it provides continuous visibility into your threat exposure across cloud, on-premise, and SaaS environments, enabling businesses to detect and respond to vulnerabilities before attackers have the opportunity to exploit them.
The compliance requirement for quarterly ASV scanning is a floor, not a ceiling. PCI DSS mandates quarterly scans as a minimum because the standard must be applicable across a broad range of organisational maturity levels. But sophisticated organisations; and increasingly, well-advised SMBs; understand that threat exposure does not pause between quarters.
A vulnerability disclosed on the day after a passing scan could remain undetected and unaddressed for nearly three months if quarterly scanning is the only visibility mechanism in place.
This is where Secusy’s broader vulnerability management platform extends its value significantly. Rather than functioning purely as a point-in-time compliance tool, Secusy supports ongoing monitoring that keeps pace with the actual cadence of the threat landscape.
New vulnerability signatures are continuously incorporated, and organisations can run on-demand scans between mandatory quarterly cycles whenever changes to infrastructure, software, or configuration introduce potential new risk.
Modern businesses do not operate simple, static infrastructure. They run hybrid environments that mix on-premise servers with cloud workloads, rely on multiple SaaS platforms, integrate third-party APIs, and push regular software updates that alter the attack surface with each deployment.
This complexity is precisely what makes manual vulnerability management so inadequate. Siloed tools that only see part of the environment, manual scanning processes that lag behind deployment cycles, and patch management workflows that operate on their own timeline; these gaps accumulate, and attackers are skilled at finding where they converge.
Secusy's platform is built with this operational reality in mind. Its architecture accommodates the breadth of a modern SMB or mid-market technology stack, providing a unified view of vulnerability exposure rather than requiring teams to correlate data from multiple disconnected sources.
For IT managers already managing a dense workload, the reduction in operational friction is not a minor convenience; it is what makes consistent, proactive vulnerability management actually achievable in practice rather than aspirational.
One of the most persistent frustrations with vulnerability scanning at scale is the volume of findings. A thorough scan of a moderately complex environment can surface dozens or hundreds of individual findings, each with its own severity rating, affected component, and remediation requirement. Without intelligent prioritisation, security teams and IT managers face an undifferentiated list that is difficult to act on efficiently.
Secusy addresses this through vulnerability prioritisation that reflects real-world risk rather than raw CVSS scores alone. Findings are ranked by factors including known exploitability, the criticality of the affected asset to business operations, and the presence of active exploitation in the wild.
This means the remediation guidance you receive from Secusy directs your attention and resources to the vulnerabilities that matter most right now; not simply those that score highest on a theoretical severity scale. For SMBs with limited IT bandwidth, this is the difference between vulnerability management that drives meaningful risk reduction and a compliance exercise that produces reports nobody acts on.
PCI DSS Requirement 11.3 explicitly mandates that external vulnerability scans be performed by a qualified Approved Scanning Vendor recognised by the PCI Security Standards Council. Using any other tool or vendor; regardless of its technical capability; does not produce compliance-valid results.
This is a point that creates genuine confusion in the market, particularly for SMBs who invest in capable third-party scanning tools and believe they have satisfied their compliance obligations. The PCI SSC’s ASV requirement is not primarily about the quality of the scanning technology; it is about accountability, standardisation, and the verifiability of results.
The ASV qualification programme imposes specific requirements on vendors regarding their scanning methodology, the vulnerability database they maintain, and the format of the reports they produce. These standards exist so that acquiring banks and card brands can trust the scan results they receive across a diverse ecosystem of merchants and service providers.
When Secusy completes a scan and issues an Attestation of Scan Compliance, that document carries a level of regulatory credibility that results from an unqualified tool simply cannot provide. For a QSA conducting an assessment, for an acquiring bank reviewing your compliance documentation, or for a card brand investigating a data breach, the ASV attestation is the recognised artefact. There is no workaround and no equivalent substitute; the requirement is explicit.
The transition to PCI DSS version 4.0 has introduced greater emphasis on continuous security assurance rather than periodic point-in-time validation. While quarterly external scanning remains a defined requirement, v4.0's broader orientation toward risk-based, continuous monitoring means that businesses relying solely on quarterly ASV scans to manage their vulnerability posture are increasingly out of step with what the standard's spirit; and in some contexts its letter; demands.
Secusy's design philosophy aligns with this evolution. The platform supports the kind of ongoing vulnerability visibility that v4.0 encourages, making it relevant not just as a compliance checkbox tool but as a component of a genuinely mature security programme.
For businesses planning and wanting their compliance infrastructure to remain current as the standard continues to evolve, this alignment is worth taking seriously.
Operating without current, passing ASV scan documentation carries real consequences. Acquiring banks can impose fines, raise transaction fees, or suspend card processing privileges for merchants who fail to maintain current compliance documentation. In the event of a data breach, the absence of required scanning records compounds both the legal exposure and the potential financial liability significantly.
The cost of a properly conducted ASV scan programme is negligible by comparison; particularly when the scanning vendor has been selected with SMB affordability as a design principle, as Secusy has.
Secusy is architected to serve three distinct audiences; SMB owners who need straightforward compliance without security expertise, mid-market IT and security teams who need accurate, integrable scanning data, and MSP partners who need scalable, white-label ASV capability to serve multiple clients efficiently.
The gap that Secusy fills is not primarily technical; there are technically capable scanners in the market. The gap is accessibility. Enterprise-grade ASV scanning has historically been priced and packaged for enterprise-scale budgets and enterprise-scale security teams, leaving SMBs to choose between underinvesting in compliance or overextending their budgets on solutions built for organisations ten times their size.
Secusy’s positioning addresses this directly, with pricing and onboarding processes designed to make the solution genuinely usable for a business running a lean IT function.
For the SMB owner, the value proposition of Secusy is clarity and simplicity. Compliance requirements can feel like a second language; full of acronyms, cross-references, and technical demands that seem designed for specialists. Secusy strips this back.
The onboarding process is structured to get a new customer from account creation to a completed first scan quickly, without requiring deep technical knowledge of network architecture or vulnerability management concepts.
The reporting is written to be understood, not just generated; findings are explained in terms of what they mean for the business and what action is needed, not just what CVE number has been detected.
Affordability is woven into this experience, not offered as a footnote. The reality is that most SMBs face genuine budget constraints, and a compliance tool that demands enterprise-level investment is not a practical solution; it is a compliance barrier dressed up as a compliance solution.
Secusy's pricing model reflects an understanding of what SMBs can and should be spending on ASV scanning, making it possible to maintain compliant quarterly scanning as a routine operational cost rather than an exceptional budget item.
For the mid-market IT manager or CISO, the priorities shift toward accuracy, depth, and integration. These teams typically operate in environments complex enough that scan results need to be reliable, comprehensive, and actionable at a technical level.
They also need visibility that extends beyond a single system; they are managing vulnerability posture across multiple assets, multiple environments, and potentially multiple compliance frameworks simultaneously.
Secusy serves this audience with the technical rigour the role demands. The platform's vulnerability database is maintained against current threat intelligence, ensuring that findings reflect the actual state of the threat landscape rather than a lagging catalogue.
Reporting at this level includes the technical detail needed to drive precise remediation; affected service versions, CVE references, CVSS scores, and specific remediation guidance; while the prioritisation layer ensures that high-volume scan results remain manageable and actionable rather than overwhelming.
For MSPs, Secusy's value lies in its capacity to be deployed at scale across a client portfolio without proportional growth in management overhead. The white-label capability enables MSPs to deliver branded ASV scanning services to their clients, maintaining consistent client experience while leveraging Secusy's PCI SSC-approved infrastructure.
This matters because the MSP's reputation is on the line with every compliance deliverable they produce for clients; using an approved, dependable platform protects that reputation as much as it protects client data.
The business model alignment is also meaningful. MSPs that add ASV scanning to their service catalogue are adding a recurring, compliance-driven revenue stream with strong retention characteristics; clients who rely on their MSP for quarterly ASV scanning have a structured, ongoing reason to maintain the relationship.
Secusy's partner programme is designed to support this commercial model while ensuring that the technical delivery behind it meets the standard that PCI DSS demands.
The case for Secusy as an ASV scanning solution rests on more than its PCI SSC approval, though that credential is non-negotiable. What distinguishes it is the deliberate commitment to making compliance achievable for the organisations that need it most; the SMB owner managing a business, not a security programme; the IT manager who needs reliable data without noise; the MSP partner building a scalable compliance service for clients.
Each of these audiences faces real constraints, and Secusy’s design reflects an understanding of those constraints rather than ignoring them in favour of a feature list built for the enterprise market.
Maintaining a current, passing ASV scan is not an optional layer of security caution; it is a regulatory requirement with material consequences for non-compliance. The practical good news is that meeting this requirement, when supported by the right partner, is neither technically onerous nor financially prohibitive.
Secusy exists precisely to close that gap, and the businesses and MSPs that engage with it early are the ones best positioned to treat vulnerability management as a routine operational discipline rather than a recurring compliance crisis.
The Secusy ASV scanner is a PCI SSC-approved external vulnerability scanning solution that enables SMBs, mid-market organisations, and MSP partners to meet PCI DSS Requirement 11.3 through automated quarterly scanning, intelligent vulnerability prioritisation, and compliant attestation reporting. Built to make enterprise-grade security accessible without enterprise-scale complexity or cost, Secusy combines regulatory compliance with genuine operational vulnerability management; helping businesses stay ahead of threats rather than simply documenting that they looked for them.
The Secusy ASV Scanner is a PCI SSC-approved Approved Scanning Vendor (ASV) solution that performs external vulnerability scans required by PCI DSS. It scans internet-facing systems for known vulnerabilities and generates compliance reports accepted by acquiring banks and Qualified Security Assessors (QSAs).
Yes. Secusy is listed as a PCI Security Standards Council (PCI SSC) Approved Scanning Vendor. This means its ASV scan service meets the PCI SSC requirements for quarterly external vulnerability scanning under PCI DSS Requirement 11.3.2.
Secusy scans internet-facing assets such as public IP addresses, websites, web applications, APIs, mail servers, DNS servers, VPN gateways, and other externally accessible systems. It identifies known vulnerabilities, SSL/TLS issues, misconfigurations, outdated software, and exposed services.
After creating your account and adding your external IP addresses or domains, you can initiate your first ASV scan immediately. Most businesses can begin the scanning process within minutes without lengthy onboarding or enterprise contracts.
Yes. If your initial ASV scan identifies vulnerabilities that prevent a passing result, you can remediate the issues and run a rescan. The process continues until your environment achieves a passing PCI ASV scan.
Secusy is designed for merchants, service providers, eCommerce businesses, payment processors, SaaS companies, MSPs, and any organization that must complete quarterly PCI DSS external vulnerability scans for internet-facing systems.
Secusy combines PCI SSC-approved scanning with straightforward pricing, automated quarterly scans, remediation guidance, and audit-ready reporting. It is designed to simplify PCI DSS compliance without the complexity and cost often associated with enterprise-focused ASV platforms.
Book your first Secusy ASV scan today and get your quarterly external vulnerability scanning set up in minutes.
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.