RBI Annual Report FY 2025-26: RBI’s IT Architecture, ReBIT, IFTAS, Cybersecurity & Digital Infrastructure — Part 22

RBI Annual Report FY 2025-26 explains ReBIT, IFTAS, e-Kuber 3.0, Indian Financial Sector Cloud, NGRTGS, ISO 20022, cyber resilience and RBI’s digital infrastructure.

The RBI Annual Report FY 2025-26 shows that technology has become an integral part of the Reserve Bank’s core central-banking architecture. During the year, RBI advanced the Indian Financial Sector Cloud, developed e-Kuber 3.0, upgraded NGRTGS from version 3.0 to 4.0, completed migration of NEFT member banks to direct ISO 20022 messaging, strengthened cybersecurity, transitioned communication networks, developed an alternate payment system, and expanded the role of ReBIT and IFTAS.

For the RBI Grade B Promotion Exam, Grade B, UPSC and banking examinations, this chapter is particularly important because questions can test not only individual initiatives but also the institutional division between RBI, ReBIT and IFTAS, as well as concepts such as e-Kuber, ISO 20022, SD-WAN, IFS Cloud, Global SFMS Hub and .bank.in.


1. Why RBI’s IT Architecture Matters

A modern central bank cannot function only through traditional monetary-policy and regulatory mechanisms.

RBI operates and supports infrastructure covering:

  • Payment systems
  • Government banking
  • Public debt management
  • Financial-sector communication
  • Regulatory applications
  • Data management
  • Cybersecurity
  • Financial-market infrastructure
  • Cross-border financial messaging
  • Currency and banking operations

Therefore, technological resilience has become closely connected with financial stability and monetary-system resilience.

The Annual Report describes the FY 2025-26 objective as enhancing the efficiency, security and accessibility of payment systems, while strengthening cyber resilience and ICT infrastructure.


2. Department of Information Technology: FY 2025-26 Agenda

The Department of Information Technology identified four major goals for FY 2025-26.

1. Indian Financial Sector Cloud

Phase I of the IFS Cloud was to be initiated with basic cloud services, followed by advanced services under Phase II.

2. e-Kuber 3.0

New modules were planned for:

  • Primary auctions
  • Public debt management
  • Central Accounts Section
  • Centre for Financial Literacy

3. Alternate Payment and Messaging System

RBI planned continued development of alternative payment and messaging infrastructure based on modern standards.

4. .bank.in

The exclusive internet domain for Indian banks was introduced to strengthen trust and reduce cyber threats such as phishing.


3. Indian Financial Sector Cloud

One of the most important technology initiatives is the:

Indian Financial Sector (IFS) Cloud

The objective is to provide secure and cost-effective cloud services to the financial sector while addressing issues relating to:

  • Technology adoption
  • Governance
  • Data localisation
  • Security
  • Scalability

The beta version went live during FY 2025-26.

By the end of the year:

9 entities had been onboarded.


4. IFS Cloud: Phase I and Phase II

Phase I — Basic Services

The planned basic services include:

  • IaaS — Infrastructure as a Service
  • PaaS — Platform as a Service
  • SaaS — Software as a Service
  • CaaS — Container as a Service
  • STaaS — Storage as a Service
  • IPaaS — Public Internet Protocol as a Service

Phase II — Advanced Services

The next stage includes:

  • API management
  • Application performance management
  • Availability zones
  • DevSecOps

Exam Memory

IFS Cloud = secure + cost-effective + scalable financial-sector cloud infrastructure.


5. e-Kuber: RBI’s Core Banking Architecture

Another major pillar is:

e-Kuber

The Annual Report describes the development of e-Kuber 3.0, the next-generation core banking solution.

During FY 2025-26:

  • The Centre for Financial Literacy (CFL) module was completed.
  • Modules for primary auction, public debt management and the Central Accounts Section were under development.

6. e-Kuber 3.0 and Utkarsh 2029

The 2026-27 objective is to operationalise e-Kuber 3.0 under Utkarsh 2029.

The government-account modules are being developed and are expected to migrate from e-Kuber 2.0 in phases.

The broader objective is not merely an upgraded software application.

RBI plans to build a:

Common Bank-wide Enterprise Platform

e-Kuber 3.0 will be the first payment application integrated with this platform.

Existing applications will subsequently be migrated in phases.

Why this matters

This represents a shift from multiple standalone applications towards:

Common platform → common components → integration → scalability → lower duplication


7. NGRTGS 4.0

The RBI upgraded its Next Generation Real Time Gross Settlement system:

NGRTGS 3.0 → NGRTGS 4.0

The new version provides:

  • Richer web interface
  • Improved performance
  • Enhanced security
  • Integrated partitioning
  • Data-archival mechanism.

Exam Question

From which version to which version was NGRTGS upgraded during FY 2025-26?

Answer: 3.0 to 4.0.


8. NEFT and ISO 20022

The RBI’s migration to international messaging standards is another high-probability examination area.

NEFT has been ISO 20022 compliant since 2023.

During FY 2025-26, all member banks completed migration of their:

  • Core Banking Solutions (CBS)
  • Middleware

to ISO 20022.

This enabled direct end-to-end transmission of ISO messages without the earlier converter-based arrangement.


9. Why ISO 20022 Is Important

ISO 20022 allows richer and more structured financial messages.

The RBI identifies benefits including:

  • Structured data
  • Granular information
  • Better global harmonisation
  • Interoperability across payment systems.

Exam Logic

Old problem: different systems may use different messaging structures.

ISO 20022: provides a common structured messaging framework.

Result: better interoperability and richer data.


10. RBI’s Alternate Payment System

RBI has started developing an:

In-house Alternate Payment System (APS)

The objective is to:

  • Reduce external dependencies.
  • Increase flexibility.
  • Facilitate system changes and enhancements.
  • Incorporate existing centralised payment-system functionalities.
  • Add advanced functionalities.

The system is therefore strategically connected with:

Technological autonomy + resilience + flexibility


11. Alternate Payment and Messaging System

The RBI is simultaneously developing an alternate payment and messaging architecture.

The proposed system is intended to support:

  • Domestic financial messages
  • Cross-border financial messages
  • Non-financial messages

The Global SFMS Hub component had completed development, while the domestic messaging system remained under development.

The architecture is based on:

ISO 20022.


12. Global SFMS Hub

The:

Global Structured Financial Messaging System (SFMS) Hub

is RBI’s cross-border messaging platform based on ISO 20022.

Its purpose includes supporting:

  • Cross-border financial messaging
  • Local-currency transactions
  • Internationalisation of the Indian rupee
  • Greater financial-system integration.

Bilateral cooperation with the United Arab Emirates is underway to interlink financial messaging systems with the Global SFMS Hub.


13. Global SFMS Hub: Testing Stage

IFTAS developed the Global SFMS Hub as a secure, ISO 20022-compliant cross-border messaging platform.

During FY 2025-26, it was under:

Closed User Group (CUG) testing

with:

  • Member banks in India
  • Designated central banks of other countries.

For 2026-27, RBI intends to increase adoption by onboarding more domestic and foreign participants.


14. .bank.in: Cybersecurity Through Domain Architecture

The RBI introduced the exclusive:

.bank.in

internet domain for Indian banks.

The purpose is to:

  • Reduce phishing.
  • Reduce malicious activity.
  • Strengthen cybersecurity.
  • Enhance trust in digital banking.
  • Streamline secure access to financial services.

The Institute for Development and Research in Banking Technology (IDRBT) acts as the exclusive registrar.


15. .bank.in Migration Status

Banks were advised to migrate their existing domains to .bank.in and complete the process by October 31, 2025.

By March 2026, the following categories had migrated their corporate websites:

  • Public sector banks
  • Private sector banks
  • Small finance banks
  • Payment banks
  • Regional rural banks
  • Local area banks

Foreign banks and cooperative banks were still in the process of migration.

High-Probability MCQ

Who is the exclusive registrar for .bank.in?

Answer: IDRBT.


16. .fin.in: The Next Layer

RBI plans to introduce:

.fin.in

for other non-bank entities in the financial sector.

The objective is to strengthen:

  • Trust
  • Security
  • Resilience

across the broader financial ecosystem.

Easy Memory

.bank.in → banks

.fin.in → other financial-sector non-bank entities


17. ReBIT: RBI’s Technology Arm

Reserve Bank Information Technology Private Limited (ReBIT) is an important technology entity within RBI’s ecosystem.

During FY 2025-26, ReBIT expanded its institutional strength to:

More than 1,200 professionals.

Its role includes developing and supporting:

  • Enterprise applications
  • Technology architecture
  • Cybersecurity
  • IT examinations
  • Digital infrastructure
  • Mission-critical RBI applications.

18. ReBIT’s Global Standards Handbooks

In September 2025, ReBIT published three global standards and best-practice handbooks covering:

  1. Enterprise architecture
  2. AI/ML
  3. Cybersecurity

This is important because ReBIT’s role is broader than simply maintaining software.

It is increasingly involved in establishing technology standards and institutional capabilities.


19. RBI Enterprise Platform

ReBIT played a key role in designing, developing and deploying the:

Enterprise Platform at RBI’s data centres

It delivers mission-critical applications for different stakeholders.

Major projects during FY 2025-26 included upgrades to:

  • PRAVAAH
  • Samanvay
  • DICGC website

The DICGC website also received an AI-enabled FAQ chatbot.


20. What Is PRAVAAH?

PRAVAAH stands for:

Platform for Regulatory Application, Validation And AutHorisation

It is a centralised web-based portal through which applications can be submitted to RBI for:

  • Authorisations
  • Licences
  • Regulatory approvals.

Exam Point

PRAVAAH = regulatory applications/authorisations


21. ReBIT and Cybersecurity

ReBIT strengthened RBI’s cybersecurity posture through:

  • Advanced threat-hunting platforms at the Security Operations Centre.
  • Secure Software Development Lifecycle practices.
  • IT and cybersecurity examinations.
  • Thematic examinations.
  • Quick cybersecurity spot assessments.
  • Compliance evaluations.
  • System-audit assessments.

Core principle

Cybersecurity is being integrated into the entire software lifecycle, rather than being treated as an after-development control.


22. IFTAS: Financial Infrastructure Technology

Indian Financial Technology and Allied Services (IFTAS) plays a major role in India’s financial infrastructure.

During FY 2025-26, IFTAS worked on:

  • Payment systems
  • Financial messaging
  • IFS Cloud
  • Alternate Payment System
  • Global SFMS Hub
  • Foreign-currency settlement infrastructure.

23. INFINET 3.0 and INTERNET 2.0

During the year, IFTAS successfully executed the transition:

INFINET 2.0 → INFINET 3.0

and:

INTERNET 1.0 → INTERNET 2.0

The upgrades used:

SD-WAN — Software-Defined Wide Area Network

to improve:

  • Technology
  • Bandwidth
  • Traffic engineering
  • Application visibility
  • Security
  • Service delivery.

Exam Question

Which technology was used for the upgraded RBI financial communication network?

Answer: SD-WAN.


24. Foreign Currency Settlement System

IFTAS, acting as technology partner for CCIL IFSC Limited, launched the:

Foreign Currency Settlement System (FCSS)

in October 2025.

It enables:

Near real-time foreign-currency settlement in GIFT-IFSC.

This strengthens India’s:

  • Global financial competitiveness
  • Financial-market infrastructure
  • Technological autonomy

25. Indian Financial Sector Cloud and IFTAS

IFTAS was entrusted with building the IFS Cloud.

Its objectives include:

  • Secure cloud services
  • Cost-effective infrastructure
  • Data localisation
  • Governance
  • Modern technology adoption.

The beta version launched during the year, with nine entities onboarded.


26. Cybersecurity: From Protection to Resilience

RBI’s cybersecurity architecture increasingly follows a layered approach.

Layer 1 — Secure development

Secure Software Development Lifecycle.

Layer 2 — Threat detection

Advanced threat-hunting platforms.

Layer 3 — Examination

IT and cybersecurity examinations of regulated entities.

Layer 4 — Assessment

Spot assessments, thematic examinations and system audits.

Layer 5 — Infrastructure resilience

Secure networks, cloud architecture and resilient data centres.

This approach reflects a move from:

“Prevent every cyberattack”

towards:

“Detect, contain, recover and remain operational.”

The Annual Report’s overall conclusion specifically links technological modernisation with cyber resilience and uninterrupted IT operations.


27. Second Greenfield Data Centre

During FY 2025-26:

Construction of RBI’s second greenfield data centre was completed.

The Enterprise Computing and Cyber Security Training Institute (ECCTI) was also completed, with all statutory approvals in place.

This infrastructure is important for:

  • Business continuity
  • Capacity expansion
  • Cybersecurity
  • Disaster resilience
  • Future technology adoption

28. AI as a Core RBI Technology Priority

The technology roadmap does not stop at cloud computing and payment infrastructure.

For 2026-27, RBI plans to build an:

Institution-grade AI platform

The platform is intended to be:

  • Scalable
  • Interoperable
  • Secure

and serve as a technological backbone for AI applications across RBI.

It will include purpose-built:

  • Large Language Models
  • Small Language Models

trained for specialised central-banking functions.

This is a major exam theme

RBI’s AI strategy is moving from individual experimentation toward:

Institution-grade AI infrastructure.


29. Unified Workflow Portal

RBI currently has multiple web-facing and internal portals.

The problem with a silo-based architecture includes:

  • Fragmented user experience
  • Data duplication
  • Process duplication
  • Integration challenges
  • Higher maintenance costs.

The solution proposed is a:

Unified Workflow Portal

It will standardise:

  • User experience
  • Authentication
  • Data integration
  • Workflow capabilities.

30. Payment-System Architecture: The Complete Chain

The Annual Report’s technology initiatives can be visualised as:

e-Kuber 3.0
↓
Government & central-banking applications

NGRTGS 4.0
↓
Real-time gross settlement

NEFT + ISO 20022
↓
Structured electronic fund-transfer messaging

Global SFMS Hub
↓
Cross-border financial messaging

Alternate Payment System
↓
Technological autonomy and flexibility

IFS Cloud
↓
Scalable cloud infrastructure

ReBIT
↓
Enterprise technology and cybersecurity capability

IFTAS
↓
Financial-infrastructure technology

AI platform
↓
Future-ready central banking

This is the architecture-level understanding that makes the individual facts easier to remember.


31. ReBIT vs IFTAS: Do Not Confuse Them

FeatureReBITIFTAS
Full formReserve Bank Information Technology Pvt. Ltd.Indian Financial Technology and Allied Services
Broad roleRBI’s technology and enterprise applicationsFinancial infrastructure and technology
FY26 strength1,200+ professionalsFinancial-infrastructure technology role
Key areasEnterprise platform, cybersecurity, applicationsPayment systems, messaging, cloud
Important FY26 workPRAVAAH, Samanvay, DICGC website, cyberINFINET/INTERNET, APS, Global SFMS Hub, IFS Cloud, FCSS

Memory Trick

ReBIT → RBI’s enterprise technology

IFTAS → financial infrastructure technology


32. FY 2026-27 Technology Priorities

RBI’s technology agenda for 2026-27 includes:

  • Operationalisation of e-Kuber 3.0
  • Common bank-wide enterprise platform
  • Global SFMS Hub
  • Alternate Payment System
  • Institution-grade AI platform
  • Unified Workflow Portal
  • .fin.in domain
  • IFS Cloud Phase I and Phase II
  • Further applications on the enterprise platform.

The overall direction is:

Consolidation + Modernisation + Autonomy + AI + Cyber Resilience


33. High-Probability Exam Questions

Q1. What is e-Kuber 3.0?

Answer: RBI’s next-generation core banking solution.

Q2. Which payment system was upgraded from version 3.0 to 4.0?

Answer: NGRTGS.

Q3. What messaging standard was adopted by NEFT?

Answer: ISO 20022.

Q4. When did NEFT become ISO 20022 compliant?

Answer: Since 2023, with all member banks completing direct CBS/middleware migration during FY 2025-26.

Q5. What is the Global SFMS Hub?

Answer: An ISO 20022-based cross-border financial messaging platform developed by RBI/IFTAS.

Q6. What is the purpose of .bank.in?

Answer: Strengthening trust and cybersecurity for Indian banks and reducing threats such as phishing.

Q7. Who is the exclusive registrar for .bank.in?

Answer: IDRBT.

Q8. What is .fin.in intended for?

Answer: Other non-bank entities in the financial sector.

Q9. How many entities were onboarded to the IFS Cloud beta?

Answer: 9.

Q10. What is the full form of ReBIT?

Answer: Reserve Bank Information Technology Private Limited.

Q11. How many professionals did ReBIT have?

Answer: More than 1,200.

Q12. What is the full form of IFTAS?

Answer: Indian Financial Technology and Allied Services.

Q13. Which technology was used in the INFINET/INTERNET network transition?

Answer: SD-WAN.

Q14. When was the Foreign Currency Settlement System launched?

Answer: October 2025.

Q15. What is the objective of the institution-grade AI platform?

Answer: To provide a scalable, interoperable and secure backbone for AI applications across RBI.


34. Most Important Numbers & Dates

TopicFigure / Date
IFS Cloud beta onboarded entities9
ReBIT professionals1,200+
NGRTGS upgrade3.0 → 4.0
NEFT ISO 20022Compliant since 2023
.bank.in migration deadlineOctober 31, 2025
Major domestic bank categories migrated byMarch 2026
INFINET2.0 → 3.0
INTERNET1.0 → 2.0
Network technologySD-WAN
FCSS launchOctober 2025
Second greenfield data centreConstruction completed
ECCTIConstruction completed
Global SFMS HubISO 20022
.bank.in registrarIDRBT
.fin.inPlanned
e-Kuber 3.0Next-generation core banking solution
AI platformInstitution-grade platform planned

35. One-Minute Revision Sheet

IFS Cloud → secure/cost-effective cloud infrastructure

IFS Cloud beta → 9 entities

e-Kuber 3.0 → next-generation core banking

NGRTGS → 3.0 → 4.0

NEFT → ISO 20022

Global SFMS Hub → cross-border messaging

ISO 20022 → structured + granular + interoperable messaging

.bank.in → Indian banks

.bank.in registrar → IDRBT

.fin.in → non-bank financial entities

ReBIT → 1,200+ professionals

ReBIT → enterprise platform + cybersecurity

IFTAS → financial infrastructure technology

INFINET → 2.0 → 3.0

INTERNET → 1.0 → 2.0

Network technology → SD-WAN

FCSS → October 2025

IFS Cloud → IFTAS

AI platform → institution-grade

Unified Workflow Portal → eliminate siloed portals

Second greenfield data centre → completed

ECCTI → completed


36. Cause → Development → Effect → Significance

Cause

The financial system is increasingly dependent on digital infrastructure.

Development

RBI strengthened:

  • Core banking architecture
  • Payment infrastructure
  • Cloud capability
  • Financial messaging
  • Cybersecurity
  • Enterprise applications
  • Data centres
  • AI capabilities

Effect

The RBI’s technological ecosystem becomes more:

resilient + scalable + secure + interoperable

Significance

Technology is no longer merely an operational support function for RBI.

It has become part of the core infrastructure through which monetary, regulatory, payment and financial-stability functions are executed.


Key Takeaways

  1. RBI’s technology architecture is increasingly central to the functioning of India’s financial system.
  2. The IFS Cloud beta became operational during FY 2025-26 and onboarded nine entities.
  3. e-Kuber 3.0 is RBI’s next-generation core banking solution.
  4. RBI upgraded NGRTGS from 3.0 to 4.0.
  5. NEFT has been ISO 20022 compliant since 2023, and all member banks completed direct CBS/middleware migration during FY 2025-26.
  6. ISO 20022 provides structured and granular financial messaging and supports interoperability.
  7. RBI is developing an in-house Alternate Payment System to reduce external dependencies.
  8. The Global SFMS Hub provides ISO 20022-based cross-border financial messaging.
  9. .bank.in is the exclusive internet-domain initiative for Indian banks; IDRBT is its exclusive registrar.
  10. RBI plans .fin.in for other non-bank financial-sector entities.
  11. ReBIT expanded to 1,200+ professionals and strengthened enterprise technology and cybersecurity capabilities.
  12. IFTAS played a key role in payment systems, messaging, cloud infrastructure and financial-market technology.
  13. INFINET 2.0 was upgraded to 3.0, while INTERNET 1.0 was upgraded to 2.0, using SD-WAN.
  14. IFTAS launched the Foreign Currency Settlement System (FCSS) in October 2025 for near-real-time foreign-currency settlement in GIFT-IFSC.
  15. RBI completed construction of its second greenfield data centre and ECCTI.
  16. RBI’s future technology roadmap includes an institution-grade AI platform for specialised central-banking applications.
  17. A Unified Workflow Portal is planned to overcome siloed applications, duplication and integration problems.
  18. The overall technology strategy can be remembered as Modernisation + Consolidation + Cyber Resilience + Interoperability + Technological Autonomy + AI.

Final Exam Perspective

For the RBI Grade B Promotion Exam, do not memorise ReBIT, IFTAS, e-Kuber, IFS Cloud, NGRTGS and SFMS as disconnected abbreviations.

Understand the architecture:

e-Kuber 3.0 → RBI’s core banking platform
NGRTGS 4.0 → real-time settlement infrastructure
NEFT + ISO 20022 → structured electronic fund-transfer messaging
Global SFMS Hub → cross-border financial messaging
IFS Cloud → cloud infrastructure
ReBIT → RBI enterprise technology and cybersecurity capability
IFTAS → financial-infrastructure technology
.bank.in → trusted banking web identity
.fin.in → planned broader financial-sector web identity
AI platform → future central-banking technology backbone

The most probable factual cluster is:

9 IFS Cloud entities → 1,200+ ReBIT professionals → NGRTGS 3.0→4.0 → ISO 20022 → SD-WAN → .bank.in/IDRBT → Global SFMS Hub → FCSS October 2025 → institution-grade AI platform.

The deeper lesson from the RBI Annual Report FY 2025-26 is that RBI’s technology strategy is moving from fragmented applications towards an integrated, secure, scalable and increasingly autonomous digital architecture.

Part 22 complete.

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