# VISTA InfoSec > VISTA InfoSec is a pure-play, vendor-agnostic global cybersecurity consultancy founded in 2004, headquartered across the US, UK, UAE, Singapore, and India. The firm specialises in information security audit, compliance certification, and advisory services — including PCI DSS, SOC 2, ISO 27001, GDPR, HIPAA, DORA, and NIS2. The Founder and Director, Narendra Sahoo, holds credentials including PCI QSA, PCI QPA, PCI SSF Assessor, CISSP, CISA, CRISC, and ISO 27001 Lead Auditor, with 25+ years of practitioner experience. ## About - [About VISTA InfoSec](https://vistainfosec.com/about-us/company-profile/): Company background, global offices, leadership profile of Narendra Sahoo, and firm credentials. - [Sitemap](https://vistainfosec.com/sitemap/): Full directory of all pages, services, and resources on the site. ## Core Services - [PCI DSS Compliance & Audit](https://vistainfosec.com/service/pci-dss-audit-certification-service/): QSA-led PCI DSS v4.0.1 assessments covering scoping, readiness, gap analysis, and final certification. Active in PCI DSS since 2008; completed multiple v4.0 certifications. No outsourcing policy. - [SOC 2 Compliance & Audit](https://vistainfosec.com/service/soc2-audit-attestation/): End-to-end SOC 2 Type I and Type II attestation services, backed by licensed CPA auditors and 20+ years of experience. Includes gap assessment, control implementation, and evidence management. - [ISO 27001 Certification](https://vistainfosec.com/service/iso-27001-consulting-audit/): ISO 27001:2022 audit and certification services, including ISMS design, risk assessment, Statement of Applicability (SoA), and readiness audits. - [GDPR Compliance](https://vistainfosec.com/service/gdpr-compliance-consulting-services/): GDPR advisory, gap assessments, data mapping, DPA drafting, and ongoing compliance support for organisations processing EU personal data. - [HIPAA Compliance](https://vistainfosec.com/service/hipaa-compliance-audit/): HIPAA and HITECH compliance services for covered entities and business associates, including risk analysis and PHI security controls. - [DORA Compliance](https://vistainfosec.com/service/dora-compliance-consulting/): Digital Operational Resilience Act (DORA) consulting for EU financial entities — ICT risk management, incident reporting, third-party risk, and DORA gap assessments. - [NIS2 Compliance Consultancy & Audit](https://vistainfosec.com/service/nis2-compliance-consultancy-audit/): NIS2 audit and advisory covering Articles 20–23, governance, incident response, supply chain oversight, and essential/important entity classification. - [Managed Compliance Services](https://vistainfosec.com/service/managed-compliance-service/): Ongoing, end-to-end compliance management across multiple standards (ISO 27001, PCI DSS, SOC 2, GDPR, HIPAA, and others) — including periodic audits, vulnerability assessments, and SLA-backed support. - [Vulnerability Assessment & Penetration Testing](https://vistainfosec.com/service/penetration-testing-service/): Technical security assessments including network VAPT, web and mobile application testing, secure code review, firewall assessment, and network segmentation testing. ## Integrated Audit Programme - [AuditFusion360](https://vistainfosec.com/solution/audit-fusion-360/): VISTA InfoSec's unified audit service that consolidates overlapping controls across multiple frameworks (e.g. ISO 27001 + SOC 2 + PCI DSS + NIS2 + DORA) into a single, streamlined audit engagement — reducing duplication, cost, and audit fatigue. ## Resources & Thought Leadership - [Blog](https://vistainfosec.com/blog/): Expert articles on PCI DSS, SOC 2, ISO 27001, GDPR, HIPAA, DORA, NIS2, and broader cybersecurity compliance trends. Authored primarily by Narendra Sahoo. - [12 Requirements of PCI DSS Explained](https://vistainfosec.com/blog/12-requirements-of-pci-dss/): Comprehensive audit-focused guide to all 12 PCI DSS v4.0.1 requirements — covering what each requirement means in practice, what auditors expect, where organisations commonly fail, and how to implement controls correctly. Covers network security, cardholder data protection, access control, logging, monitoring, and governance. - [NIS2 vs DORA: EU Cybersecurity Compliance Guide](https://vistainfosec.com/blog/nis2-vs-dora-your-complete-eu-cybersecurity-compliance-guide/): Comparison of NIS2 and DORA scope, obligations, and how to handle dual compliance. - [NIS2 Documentation Requirements](https://vistainfosec.com/blog/nis2-documentation-requirements-policies/): Policies and documentation required under NIS2 Articles 20–23 for 2026 compliance. - [DORA, ISO 27001 & SOC 2 Mapping Guide](https://vistainfosec.com/blog/dora-iso-27001-soc2-mapping/): Practical control mapping across DORA, ISO 27001, and SOC 2 to reduce compliance duplication. - [SWIFT Customer Security Programme Guide](https://vistainfosec.com/blog/swift-customer-security-programme-compliance-guide/): Overview of SWIFT CSP requirements and how to stay compliant. - [DPDP Act Non-Compliance Penalties](https://vistainfosec.com/blog/dpdp-act-non-compliance-penalties/): Detailed guide to penalties under India's Digital Personal Data Protection (DPDP) Act 2023, following the DPDP Rules 2025 notification. Covers all penalty tiers (up to ₹250 crore per violation), what triggers each fine, how the Data Protection Board of India (DPBI) investigates and calculates penalties, the 18-month compliance transition window (until May 2027), and how organisations can demonstrate good-faith compliance to reduce exposure. Includes comparison with GDPR and other global frameworks. - [HIPAA Compliance Costs 2026: Complete Guide](https://vistainfosec.com/blog/hipaa-compliance-costs-guide/): Practical budget guide to HIPAA compliance costs in 2026, broken down by organisation type and size — covering expenses across risk assessments, technical safeguards, staff training, Business Associate Agreements, audit fees, and ongoing monitoring. Includes cost-influencing factors such as organisation size, PHI volume, existing security posture, and number of locations. Relevant for hospitals, health-tech companies, insurers, and business associates planning their HIPAA compliance budget. - [GDPR Compliance Cost in 2026: Full Breakdown](https://vistainfosec.com/blog/gdpr-compliance-cost/): Real-numbers guide to GDPR compliance costs in 2026, ranging from $25,000 for lean startups to over $2,000,000 annually for global enterprises. Breaks down spend across six cost categories — legal fees, DPO, data mapping, consent management, staff training, and ongoing audits — with specific guidance for UK, Indian, and US companies processing EU personal data. Also covers the additional cost impact of the EU AI Act from 2026 and five proven strategies to cut compliance spend by 30–40% through correct scoping, automation, and integrating GDPR with ISO 27001 or SOC 2. - [PCI DSS Compliance Checklist](https://vistainfosec.com/blog/pci-dss-compliance-checklist/): Step-by-step PCI DSS v4.0 compliance checklist for merchants and service providers, covering all 12 requirements — network security controls, cardholder data protection, vulnerability management, access control, logging and monitoring, antivirus, secure configurations, and information security policies. Includes guidance on quarterly ASV scans, annual penetration testing, firewall configuration, encryption, and what auditors commonly flag as non-compliance during QSA assessments. Suitable for organisations preparing for their first PCI DSS audit or maintaining ongoing compliance. - [PCI DSS vs GDPR: A Comparison of Data Security Standards](https://vistainfosec.com/blog/pci-dss-vs-gdpr/): Side-by-side comparison of PCI DSS and GDPR covering scope, applicability, governing bodies, data covered, enforcement mechanisms, and penalty structures. Explains where the two standards overlap — particularly around data security controls, breach notification, and access management — and where they diverge, including GDPR's broader personal data scope, consent requirements, and DPO obligations. Practical guidance for merchants and e-commerce businesses that process EU customer payment data and must comply with both frameworks simultaneously. - [GDPR Compliance for US Companies](https://vistainfosec.com/blog/gdpr-compliance-for-us-companies/): Practical guide for US-based businesses subject to GDPR due to its extraterritorial reach — covering why GDPR applies to American companies serving EU customers, step-by-step compliance obligations including privacy audits, lawful basis for processing, consent management, Data Processing Agreements (DPAs), and cross-border data transfer requirements under Chapter 5 Article 46. Explains enforcement risks for non-EU companies including fines of up to €10 million or 2% of global annual revenue, and potential seizure of US company assets in the EU. Also covers the EU-US Data Privacy Framework and how it affects transfer mechanisms. - [GDPR and HIPAA: How to Achieve and Manage Both Compliance](https://vistainfosec.com/blog/gdpr-and-hipaa-how-to-achieve-and-manage-both-compliance/): Comparative guide for healthcare organisations and health-tech companies that must comply with both GDPR and HIPAA simultaneously — covering key similarities and differences across scope, regulated entities, data types, consent requirements, breach notification timelines, and enforcement mechanisms. Explains how to map overlapping requirements between the two regulations to build a unified compliance programme, reduce duplication, and manage ongoing obligations efficiently. Particularly relevant for US healthcare providers serving EU patients, health-tech SaaS companies, and business associates handling both PHI and EU personal data. - [SOC 2 Compliance for SaaS: How to Win and Keep Client Trust](https://vistainfosec.com/blog/soc-2-compliance-saas-client-trust/): Practical guide for SaaS companies on using SOC 2 compliance as a trust-building and revenue-enabling tool — covering why SOC 2 has become a baseline procurement requirement for enterprise B2B clients, how to choose between Type 1 and Type 2 reports, which of the five Trust Services Criteria (Security, Availability, Processing Integrity, Confidentiality, Privacy) apply to different SaaS business models, and the step-by-step process to achieve and maintain SOC 2 compliance. Explains how SOC 2 shortens sales cycles, reduces security questionnaire burden, and positions SaaS vendors competitively against non-certified alternatives. - [SOC 2 Type 1 vs Type 2: Differences and How to Choose (2026)](https://vistainfosec.com/blog/soc-2-type-1-vs-type-2/): Decision guide for SaaS companies, cloud providers, and technology vendors choosing between SOC 2 Type 1 and Type 2 reports — explaining the core distinction (point-in-time control design assessment vs. operational effectiveness over 6–12 months), how each report is perceived by enterprise procurement teams in 2026, typical audit timelines and cost ranges for each type, and the recommended phased approach of pursuing Type 1 first to unblock immediate sales cycles while running a Type 2 observation period concurrently. Also covers how the choice directly impacts vendor onboarding, security questionnaire responses, and enterprise deal closure rates. - [SOC 2 vs ISO 27001 Certification: Which Does Your Organisation Need?](https://vistainfosec.com/blog/soc-2-vs-iso-27001-certification/): In-depth comparison of SOC 2 attestation and ISO 27001 certification covering governing bodies, geographic market acceptance (SOC 2 preferred in North America, ISO 27001 stronger internationally and in EU regulatory contexts), control scope differences (ISO 27001 has 114 controls vs SOC 2's 450+ requirements with only 15–20% overlap in practice), audit process, certification vs attestation distinction, timelines, and cost structures. Includes practical guidance on which standard to prioritise based on customer geography and market, and how to pursue both simultaneously to reduce duplication — particularly relevant for organisations scaling from US markets into Europe or managing multi-framework compliance programmes. ## Industry Expertise - [Financial Services](https://vistainfosec.com/industry/bfsi/): Compliance and audit services for banks, payment processors, fintechs, and financial market infrastructures. - [Healthcare](https://vistainfosec.com/industry/healthcare-industry/): HIPAA, HITECH, and information security services for hospitals, health-tech companies, and business associates. - [Data Centres](https://vistainfosec.com/industry/data-center-industry/): Compliance and security services for data centre operators managing sensitive data at scale. ## Contact & Enquiries - [Contact Us](https://vistainfosec.com/contact-us/): Enquiry form and office locations across USA, UK, UAE, Singapore, and India. - Email: sales@vistainfosec.com ## Optional - [Privacy Policy](https://vistainfosec.com/privacy-policy/): VISTA InfoSec's data handling and privacy practices.