1.
API ADOPTION
PATTERNS IN
BANKING
&
THE PROMISE OF
MICROSERVICES?
Sachin Agarwal

2.
Digital Disruption in Banking
Mobile Cloud Customer Centric
Block Chain Payments FinTech

3.
Traditional Bank’s Challenges
Regulation Security Infighting
Mainframes Slow Vision

4.
What is Hindering Banks from going Digital?
Multichannel
Cloud
Consumer Preferences
Block Chain
Fintech
Speed

5.
APIs are key to Competitive Dynamics
But there are some specifics traits and
adoption patterns unique to banks

6.
APIs Adoptors in Banking

7.
Adoption Patterns for Banks

8.
1. Unlock Data

9.
Data Services Packaged Apps Mainframes
Break Data Silos
Create Customer
Centric Views
Expose as APIs
Unlock Data from Legacy Applications

10.
1. Unlock Data
2. Share APIs

11.
Learn to Walk, Before you Run
Learn to share Internally

12.
APIs Foster Internal Innovation and Efficiency
• Securely publish, share and use common services
• Improve discoverability of internal services
• Create internal communities to foster innovation

13.
Internal API Catalogs
• 100’s and 1000’s of APIs unlike a few external APIs
• Searchable
• Policy Based View
• Internal Hackathons

14.
1. Unlock Data
2. Share APIs
3. Security

15.
Realizing End-to-End Security
Managing the
User Experience
Securing the
App - PII, PHI
Enabling Easy Developer Access
Securing the Channel
Securing the Backend

16.
Major API Security Concerns

17.
API Consumer Security?

18.
Relevance to PCI Compliance
• APIs are now part of e-commerce
• Card payments pass through API
• The infrastructure underlying the API?

19.
1. Unlock Data
2. Share APIs
3. Security
4. External APIs

20.
Open APIs or Private APIs?

21.
 90% Private/Partner APIs
 Customized Contracts/SLA
 App Provisioning/Security
 API Federation
Why Private APIs?

22.
1. Unlock Data
2. Share APIs
3. Security
4. External APIs
5. Step Away from Monolithic Apps

23.
Monolithic vs Microservices
• Unscalable
• Hard to manage
• Hard to learn
• Slow to deploy
• Scalable
• Easier to manage
• Easier to learn
• Quick to deploy

24.
Why should Banks care?
• Benefits
– Improved agility
– Better reliability, elasticity
– Global scalability
• Challenges
– Restructuring the IT organization – Agile, DevOps
– Investments in new frameworks & platforms
– Greenfield vs. Re-architecting
– New skills development
• Design
• Development
• Testing

25.
Re-Architecting an Application
Monolithic
Application
Monolithic
Application

26.
Re-Architecting an Application

27.
Re-Architecting an Application

28.
Key Aspects of Digital Banking
• Create Digital eco-systems with APIs
• Integrate data and applications to create a digital value
chain
• Secure your digital interactions
• Create a scalable hybrid microservices infrastructure

29.
Questions
@sachinagarwal
@akanainc