Cybersecurity | IS Audit | ITGC | DPDP | Digital Forensics
Call: +91 8875483332 | Email: caratansinghtanwar@gmail.com








CA-led cybersecurity assurance firm
IS Audit
ITGC
DPDP
Cyber Policy
Digital Forensics

Cybersecurity Audit, IS Audit, ITGC & DPDP Compliance

Tanwar Ratan Singh & Associates helps businesses, banks, fintechs and regulated entities strengthen IT controls, prepare for audits, implement DPDP compliance and build board-ready cybersecurity documentation.

IS Audit
System audit, IT audit, ITGC and application control review.
Cyber Governance
Policies, gap assessment, risk review and audit readiness.
DPDP Readiness
Privacy implementation, data mapping and breach response planning.

Chartered Accountancy
CISA
DISA
ISO 27001 Lead Auditor
Digital Forensics
Cyber Assurance
Services

Specialised Cybersecurity, IT Audit, ITGC and DPDP Services

Practical, evidence-based support for organisations that need stronger cyber controls, audit confidence, privacy readiness and defensible documentation.

01

System Audit / IT Audit

Independent assessment of IT systems, applications, infrastructure, access, operations, security processes and technology risks affecting business reliability.

AccessApplicationsRisk
02

ITGC Review

Review of IT general controls covering user access, privileged access, change management, backup, job operations, incident handling and control evidence.

AccessChangeBackup
03

Cybersecurity Audit

Assessment of cyber governance, technical controls, policies, vulnerability management, monitoring, incident readiness and management reporting.

ControlsGovernanceReadiness
04

Gap Assessment

Current-state review against ISO 27001, DPDP, IT governance, cyber resilience or audit expectations with a clear remediation roadmap.

ISO 27001DPDPRoadmap
05

DPDP Implementation

Support for data mapping, consent governance, privacy notices, breach response, vendor controls, retention practices and privacy accountability.

ConsentPrivacyBreach
06

Cybersecurity Policy Drafting

Board-ready cybersecurity policy, information security policy, cyber resilience framework, incident response plan and vendor risk documentation.

Board-readyIR PlanVendor Risk
07

ISO 27001 Advisory

ISMS gap review, statement of applicability support, control mapping, internal audit readiness and certification preparation support.

ISMSSoAAudit
08

VAPT Review & Remediation

VAPT planning, report review, risk prioritisation, remediation tracking and management reporting for vulnerability closure.

ReviewPriorityClosure
09

Digital Forensics

Fraud investigation, email forensics, evidence collection, financial crime support, incident analysis and expert reporting.

FraudEvidenceReports

About the firm

Where financial integrity meets digital trust

Modern business risk is digital. Financial records, client data, banking systems, cloud platforms and business applications now sit at the centre of organisational trust.

Tanwar Ratan Singh & Associates combines Chartered Accountancy discipline with cybersecurity, Information Systems, ITGC, DPDP implementation, ISO 27001 advisory and digital forensics capability.

We help management teams identify control gaps, prepare audit evidence, improve cybersecurity governance and build practical compliance documentation for boards, auditors, regulators and clients.

Audit-quality reporting with practical remediation guidance
Strong fit for regulated, financial and data-driven businesses
Board-ready cyber policies, controls and evidence templates
Clear communication for management, auditors and technical teams

Industries

Built for organisations where trust matters

We support clients that need reliable controls, secure systems, privacy readiness and audit confidence.

Banks and NBFCs
Financial services
Fintech and digital platforms
GIFT IFSC and regulated entities
SMEs and growing businesses
Professional service firms
Cloud-first companies
Organisations handling sensitive data

Approach

A clear path from risk to readiness

Our work is structured, evidence-based and focused on practical improvement.

Understand

We map your business, systems, data, vendors, compliance context and current control environment.

Assess

We review controls, policies, access, evidence, cyber risk, privacy readiness and audit gaps.

Prioritise

We provide a risk-ranked roadmap with clear ownership, timelines and practical remediation steps.

Strengthen

We support implementation through documentation, control design, evidence templates and review support.

Consultation

Need an independent review of your cybersecurity and IT controls?

Book a focused consultation for cybersecurity audit, IS audit, ITGC, DPDP implementation, gap assessment or cyber policy drafting.

Book Consultation