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PCI DSS v4.0.1 · Payment Card Security

PCI DSS 4.0.1 Compliance

Secure payment card data, achieve compliance, and build customer trust with expert-led PCI DSS implementation.

Typical India investment is ₹3-4 Lakhs for the first year (implementation + validation), with Level 2-4 merchants reaching compliance in 2-6 months.

12Core requirements
200+PCI DSS assessments
300+SOC 2 engagements

PCI Security Standards Council · PCI DSS v4.0.1 · Last reviewed June 2026

  • 21K School
  • Arali AI
  • Assemblage Health
  • Cargoflash
  • Data Alchemy
  • Dsider
  • Factor Avenue
  • GroundHog Apps
  • immiOne
  • IPPC Group
  • LiveMindz
  • Lyik
  • NPCI
  • Phyllo
  • Softsages
  • Surface Labs
  • Vault Infosec
  • Xonar
  • Harriman Global
  • Dune Dynamics
  • Aairo
  • Ardem
  • autoResilience
  • Citius Cloud
  • Datavi Cloud
  • eSolutions
  • Forsys
  • HighRadius
  • Intellify
  • Jarex
  • LookDeep Health
  • Mashreq
  • PayU
  • Provar
  • Soudah Development
  • TalentBridge
  • VisiLean
  • Zepic
  • Procedure
  • incep²t
  • American Express
  • Ascent Risk & Resilience
  • Auxanova
  • Cohivra
  • DollarTraq
  • Excers Technologies
  • Girmiti
  • IIIT Delhi
  • intelXIP
  • Komp AI
  • Loveinstore
  • Maxima
  • Personaify
  • Sebone Technologies
  • Spinny
  • Uni5
  • WyraAI
  • JudoNxt
  • BuyNxt · Green Receipt

Serving Organizations Across India

Available in major cities nationwide

🏙️ Mumbai🏛️ Delhi💻 Bangalore🌆 Hyderabad🏢 Gurgaon🎓 Pune
Direct Answer

What is PCI DSS?

The Payment Card Industry Data Security Standard (PCI DSS) is a global security standard that any organisation storing, processing, or transmitting payment-card data must follow to protect cardholder information. Maintained by the PCI Security Standards Council, the current version is v4.0.1 (the v4.x line, with v3.2.1 retired in 2024), and it sets out 12 core requirements across network security, encryption, access control, monitoring, and security policy. How you validate compliance depends on your transaction volume: smaller merchants typically complete a Self-Assessment Questionnaire (SAQ), while the highest-volume merchants and service providers undergo a full Report on Compliance (RoC) assessed on-site by a Qualified Security Assessor (QSA).

Key Takeaways

  • PCI DSS applies to any business that stores, processes, or transmits payment-card data — e-commerce, payment gateways, retail/POS, SaaS, and fintech.
  • The standard has 12 requirements, and the current version is PCI DSS v4.0.1, maintained by the PCI Security Standards Council (PCI SSC).
  • Validation scales with transaction volume: lower-volume merchants use a Self-Assessment Questionnaire (SAQ), while Level 1 merchants and service providers need a Report on Compliance (RoC) from a Qualified Security Assessor (QSA), plus quarterly ASV scans.
  • PCI DSS overlaps heavily with ISO 27001 and SOC 2 (roughly 70% of controls), so mapping frameworks together cuts duplicated effort. Indicative India pricing for implementation typically falls under ₹5 lakh.
The Standard

12 PCI DSS 4.0.1 Requirements

Comprehensive framework for protecting payment card data across your entire organization

1

Install and maintain network security controls

2

Apply secure configurations to all system components

3

Protect stored account data

4

Protect cardholder data with strong cryptography during transmission

5

Protect all systems and networks from malicious software

6

Develop and maintain secure systems and software

7

Restrict access to system components and cardholder data by business need to know

8

Identify users and authenticate access to system components

9

Restrict physical access to cardholder data

10

Log and monitor all access to system components and cardholder data

11

Test security of systems and networks regularly

12

Support information security with organizational policies and programs

Merchant Levels

PCI DSS Validation Levels

Your compliance requirements depend on your annual transaction volume

LevelTransaction VolumeValidation MethodTypical CostTimeline
Level 16M+ transactions/yearAnnual on-site assessment by QSA + Quarterly network scans₹3-4 Lakhs6-9 months
Level 21M-6M transactions/yearAnnual Self-Assessment Questionnaire (SAQ) + Quarterly network scans₹2-3 Lakhs4-6 months
Level 320K-1M e-commerce transactions/yearAnnual SAQ + Quarterly network scans₹1-2 Lakhs3-5 months
Level 4<20K e-commerce transactions/yearAnnual SAQ + Quarterly network scans (may be required)₹1-2 Lakhs2-4 months
TCSA Advantage

Unified Framework Approach

Map PCI DSS controls to ISO 27001, SOC 2, and other frameworks for 60% less effort

ISO 27001

70% control overlap with PCI DSS. Achieve both certifications simultaneously.

Learn more about ISO 27001

SOC 2

Security criteria aligns with PCI DSS. Parallel certification path.

Learn more about SOC 2

vCISO Services

Expert-led compliance at ₹2-3L/year. 80% savings vs full-time CISO.

Learn more about vCISO Services
Investment

PCI DSS Compliance Cost in India

Transparent pricing for consulting, implementation, and validation

Consulting + Implementation

₹2-3 Lakhs

One-time investment

  • Gap assessment & scoping
  • 12 requirements implementation
  • Policy & procedure development
  • Technical controls deployment
  • Staff training & awareness

Validation & Certification

₹1-2 Lakhs

Annual requirement

  • QSA assessment (Level 1)
  • SAQ validation (Level 2-4)
  • Quarterly network scans (ASV)
  • Attestation of Compliance (AOC)
  • Report on Compliance (ROC)

Total Investment

₹3-4 Lakhs

First year (implementation + validation)

Proof

In their words.

Quotes verbatim from G2. Company names added where the client confirmed them.

Verify on G2
They expertly mapped the overlapping controls between SOC 2 and ISO 27001, which saved us from duplicating work.
Jasreet Kaur B.Silicon Physical Design Engineer · Small-BusinessSOC 2 + ISO 27001 · August 2026
Instead of simply providing generic templates or checklists, their team took the time to understand our environment and requirements.
Anand .Market Risk Analyst · Mid-MarketCompliance readiness · September 2026
The team’s willingness to work with us and ease of communication.
sam v.CEO · Small-BusinessSOC 2 Type I + ISO 27001 · August 2026
They delivered the project with speed, accuracy, and cost-effectiveness.
Maneet P.Mid-MarketSOC 2 · August 2026
My only regret is that we didn’t engage them sooner in our compliance journey, which would have saved us even more time.
Mahesh Raju C. · XonarSmall-BusinessSOC 2 · GRC · August 2026
They were always responsive and willing to go the extra mile whenever we had questions or needed guidance.
Chandan J. · DsiderSmall-BusinessSOC 2 Type I · August 2026
Managing the auditor relationship on our behalf was especially valuable — it took a lot of pressure off our internal team.
Achyut B.Senior Software Engineer · Small-BusinessSOC 2 + ISO 27001 · September 2026
Their focus on ensuring that we were genuinely audit-ready rather than simply completing documentation.
Ravi V.Founder & CEO · Mid-MarketSOC 2 Type II · August 2026
The guidance was not generic or simply based on a standard checklist — they suggested practical approaches that made sense for our business.
Verified UserInternational Trade and Development · Small-BusinessSOC 2 + ISO 27001 · September 2026
What I like best is the hands-on support and clear guidance throughout the SOC 1 and SOC 2 process.
Sai Sudha S. · ExcersSmall-BusinessSOC 1 + SOC 2 · September 2026

Frequently Asked Questions

Common questions on PCI DSS scope, validation, and the v4.0.1 requirements.

Who needs to comply with PCI DSS?
Any organisation that stores, processes, or transmits cardholder data must comply — including e-commerce platforms, payment gateways and PSPs, retailers and hospitality businesses with point-of-sale systems, SaaS and hosting providers in the payment flow, and fintech or digital-wallet companies. Even if you outsource card processing, you remain responsible for the parts of your environment that touch card data.
What is the difference between an SAQ and a Report on Compliance (RoC)?
A Self-Assessment Questionnaire (SAQ) is a validation document that eligible lower-volume merchants and service providers complete themselves to attest to PCI DSS compliance. A Report on Compliance (RoC) is a formal, detailed assessment performed on-site by a Qualified Security Assessor (QSA) and is required for Level 1 merchants and many service providers. The right path depends on your merchant level and how you accept payments — there are several SAQ types (A, A-EP, D, etc.) for different scenarios.
What is a QSA and do I always need one?
A Qualified Security Assessor (QSA) is a company qualified by the PCI Security Standards Council to perform on-site PCI DSS assessments and produce a Report on Compliance. You need a QSA when a RoC is required (typically Level 1). Lower-level merchants can usually self-validate via an SAQ, though a QSA or advisor often helps scope the environment, run the gap assessment, and prepare evidence. Quarterly external scans must be run by an Approved Scanning Vendor (ASV).
What changed in PCI DSS v4.0 / v4.0.1?
PCI DSS v4.0 (with the v4.0.1 revision) replaced v3.2.1, which was retired in 2024. Key changes include a stronger focus on continuous security rather than point-in-time compliance, more flexibility through a new "customised approach" to meeting control objectives, expanded multi-factor authentication requirements, and enhanced requirements around scripts on payment pages and targeted risk analyses. Several future-dated requirements became mandatory in 2025.
How long does PCI DSS compliance take and what does it cost in India?
For most Level 2–4 merchants, implementation runs about 2–6 months depending on environment complexity and how much remediation is needed. Level 1 programs can take 6–9 months. Indicative India pricing for consulting and implementation typically falls under ₹5 lakh, with separate annual validation costs. Because PCI DSS shares roughly 70% of its controls with ISO 27001 and SOC 2, running them together meaningfully reduces total effort and cost.
Working with Tranquility Cybersecurity

How TCSA supports your PCI DSS program

Tranquility Cybersecurity helps Indian merchants and service providers scope their cardholder-data environment, close gaps against the 12 requirements, prepare SAQ or RoC evidence, coordinate QSA and ASV engagements, and stand up the ongoing controls PCI DSS v4.0.1 expects. Because PCI DSS overlaps heavily with ISO 27001 and SOC 2, we often run them together. For embedded security leadership, see our vCISO services, review delivered engagements on our proof & results page, or read the official standard at the PCI Security Standards Council.

Written By Expert Auditors

Surendra Pal SinghChief Information Security Officer & Data Protection OfficerCISODPOCISAMCSEITILISO 27001 Lead AuditorISO 27701 Lead AuditorISO 42001 Lead Auditor
Saundhi ChauhanLead AuditorISO 27001 Lead AuditorISO 27701 Lead AuditorISO 42001 Lead Auditor
Last reviewed: June 2026 • Content verified by certified lead auditors

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