CERT-In, MeitY and Industry Experts Say Traditional Security Models Are No Longer Adequate as India's Financial Ecosystem Becomes More Connected and AI-Driven

India's rapidly expanding digital financial ecosystem is entering a new era of cybersecurity challenges as artificial intelligence (AI), digital identity systems, embedded finance and real-time payment platforms fundamentally reshape the way cyber threats emerge and spread. According to the Digital Threat Report 2025–26, released jointly by the Ministry of Electronics and Information Technology (MeitY), Indian Computer Emergency Response Team (CERT-In), Computer Security Incident Response Team in Finance (CSIRT-Fin) and cybersecurity company SISA, conventional cybersecurity frameworks are struggling to keep pace with the speed and complexity of modern financial systems.

The report highlights that cybercriminals are no longer targeting only passwords or individual systems. Instead, they are exploiting interconnected ecosystems, third-party applications, artificial intelligence models, digital identities and real-time payment infrastructure to launch sophisticated attacks that can spread across multiple platforms simultaneously.

As India's digital economy continues to grow through initiatives such as UPI, digital lending, embedded finance and AI-powered banking, cybersecurity is becoming a critical pillar for sustaining trust, financial stability and long-term economic growth.

India's Financial System Has Changed Dramatically

The banking and financial services industry has undergone a massive digital transformation over the past decade.

Traditional banking once operated within clearly defined institutional boundaries where systems were largely controlled by individual organisations.

Today's financial ecosystem is significantly more interconnected and includes:

• Unified Payments Interface (UPI)

• Mobile banking applications

• Embedded finance

• Open banking APIs

• Cloud computing

• Artificial intelligence

• Digital lending platforms

• Fintech partnerships

• Digital identity verification

These innovations have greatly improved customer convenience and expanded financial inclusion across India.

However, they have also created thousands of additional entry points that sophisticated cybercriminals can potentially exploit.

According to the report, cybersecurity can no longer focus solely on protecting individual institutions—it must now secure an entire interconnected digital ecosystem.

Cyber Attacks Are Becoming More Sophisticated

One of the report's key findings is that cyber attacks have evolved significantly.

Earlier attacks primarily focused on:

• Password theft

• Malware

• Network intrusion

• Individual account compromise

Modern attackers now increasingly target:

• Identity management systems

• Third-party vendors

• AI decision engines

• APIs

• Payment processing logic

• Cloud infrastructure

• Software supply chains

Rather than attacking a bank directly, cybercriminals increasingly exploit the relationships between multiple organisations within the financial ecosystem.

This makes attacks more difficult to detect and contain.

Artificial Intelligence Creates Both Opportunity and Risk

Artificial intelligence is transforming financial services at an unprecedented pace.

Banks now use AI across several critical functions, including:

• Fraud detection

• Credit underwriting

• Customer service chatbots

• Risk assessment

• Wealth management

• Transaction monitoring

• Personalised financial products

While AI improves operational efficiency and customer experience, it also introduces new cybersecurity risks.

The report warns that attackers are increasingly attempting to:

• Manipulate AI models

• Poison training data

• Generate AI-powered phishing attacks

• Bypass fraud detection algorithms

• Exploit automated decision-making systems

As AI becomes more deeply integrated into financial operations, securing AI infrastructure will become a major strategic priority.

Digital Identity Is the New Battleground

The report identifies digital identity as one of the most critical cybersecurity challenges facing financial institutions.

Today's authentication systems increasingly rely on:

• Biometrics

• Facial recognition

• Fingerprint verification

• Device authentication

• Multi-factor authentication

• Behavioural analytics

• Digital tokens

While these technologies improve security compared to traditional passwords, they also create concentrated risks.

If a cybercriminal successfully compromises a digital identity, the attacker may gain access not just to one bank account but potentially to multiple financial platforms linked through the same identity credentials.

This makes identity protection one of the most important aspects of modern cybersecurity.

Real-Time Payments Increase Operational Risk

India has become a global leader in digital payments through the rapid expansion of real-time payment systems.

Instant payment infrastructure has transformed commerce by enabling money transfers within seconds.

However, real-time settlement also reduces the time available for fraud detection.

Once a transaction has been processed, reversing fraudulent transfers becomes significantly more difficult.

According to the report, financial institutions must increasingly depend on:

• Predictive fraud analytics

• AI-based transaction monitoring

• Behavioural analysis

• Continuous authentication

instead of relying solely on post-transaction investigations.

As digital payments continue expanding, cybersecurity capabilities must evolve at the same pace.

APIs Have Become Critical Infrastructure

Application Programming Interfaces (APIs) now serve as the backbone of digital financial services.

They enable seamless integration between:

• Banks

• Fintech companies

• Insurance providers

• Payment gateways

• Digital wallets

• Third-party service providers

While APIs accelerate innovation, they also introduce significant cybersecurity challenges.

Poorly secured APIs can expose:

• Customer information

• Payment systems

• Authentication processes

• Financial transactions

• Internal applications

The report stresses that API governance, authentication and continuous monitoring will become increasingly important as financial ecosystems continue expanding.

Trust Chains Have Become the New Attack Surface

The report introduces the concept of "trust-chain attacks."

Rather than compromising individual systems directly, attackers increasingly exploit trust relationships across interconnected platforms.

Potential attack vectors now include:

• Partner applications

• Vendor ecosystems

• Cloud infrastructure

• Identity providers

• Software supply chains

• Payment networks

In such environments, no single organisation has complete visibility over every component.

This fragmented ownership creates opportunities for attackers to move laterally across multiple systems while remaining undetected.

Compliance Alone Cannot Guarantee Security

The report notes that regulatory compliance remains essential but is no longer sufficient on its own.

Technology continues evolving much faster than traditional compliance frameworks.

As financial institutions rapidly adopt AI, cloud computing and embedded finance, cybersecurity regulations often require time to adapt.

Cybercriminals actively exploit this gap between technological innovation and regulatory evolution.

The report therefore encourages organisations to move beyond compliance-driven security toward proactive cyber resilience.

Zero Trust Security Becoming the New Standard

One of the strongest recommendations emerging from the report is the adoption of Zero Trust Architecture.

Unlike traditional security models that assume trusted internal users, Zero Trust continuously verifies every user, device and transaction.

Core principles include:

• Continuous authentication

• Least-privilege access

• Identity verification

• Device validation

• Behaviour-based monitoring

• Real-time anomaly detection

As financial ecosystems become increasingly decentralised, Zero Trust is expected to become a foundational cybersecurity framework.

Growing Importance of Cyber Resilience

Modern cybersecurity is no longer limited to preventing attacks.

Financial institutions must also develop the ability to:

• Detect threats rapidly

• Respond effectively

• Recover quickly

• Maintain business continuity

• Protect customer trust

The report emphasises that resilience has become equally important as prevention.

Organisations capable of rapidly recovering from cyber incidents will be better positioned to maintain operational stability.

Cybersecurity Spending Expected to Rise

The report is expected to accelerate cybersecurity investments across India's financial sector.

Areas likely to witness increased spending include:

• Identity security

• Cloud security

• AI governance

• API protection

• Fraud detection

• Threat intelligence

• Security automation

• Endpoint protection

• Data encryption

• Security operations centres (SOCs)

The growing complexity of financial ecosystems makes cybersecurity one of the fastest-growing technology investment areas.

Implications for Investors

The increasing importance of cybersecurity creates attractive long-term opportunities across several industries.

Companies operating in:

• Cybersecurity software

• Identity verification

• AI security

• Cloud security

• Digital fraud prevention

• Data protection

• Enterprise security solutions

could benefit from rising enterprise technology spending.

As financial institutions continue modernising their digital infrastructure, cybersecurity expenditure is expected to become an increasingly important component of IT budgets.

What Financial Institutions Should Prioritise

According to the report, organisations should focus on:

• Strengthening identity management

• Securing AI systems

• Enhancing API security

• Improving third-party risk management

• Deploying Zero Trust architecture

• Investing in real-time threat detection

• Building cyber resilience

• Conducting continuous security assessments

Future cybersecurity strategies must address the entire digital ecosystem rather than individual systems.