github.com/captn3m0/talks.git

# india/fintech

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## Agenda

- Some demos
- How money moves around?

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## Ways to move money

- NEFT/RTGS/IMPS
- UPI
- Wallets

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## How money moves

```sql
UPDATE balance set current=current-amount WHERE id=source
UPDATE balance set current=current+amount WHERE id=destination
```

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## How money really moves

![](rube.jpg)

- [Source](https://krypt3ia.wordpress.com/2011/11/15/infosec-the-worlds-largest-rube-goldberg-device/)

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# CBS (Core Banking System)

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# payments v/s transfers

## merchant
## payer
## payee

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# payments v/s transfers

## merchant

business that takes your money

## payer

the person paying

## payee

someone else getting your money

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# P2M / P2P

- Payer to Merchant
- Payer to Payee

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# wallets

(private ledger / PPI)

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# DEMO - Paytm (P2M)

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# pre-demo

- $1 = &#8377; 73
- Payer = NEMO
- Merchant = Paytm
- Payment Method = *

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# DEMO - UPI