mobilecamp Hamburg

MOBILE PAYMENTS INNOVATION WITH

TIM MESSERSCHMIDT Developer Evangelist @SeraAndroid August 2012

1.  How payments do look like 2.  How to ease that 3.  Payment Innovation 4.  Help?!

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Content

Slides: http://bit.ly/QnXcsl

Payment scenario

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Buyer Seller

Transaction

Item / Service /

Virtual good

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•  Get transaction details •  Shipping address •  Receiver •  Payment amount (costs) •  Payment method

Payment scenario

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•  Do a few calculations •  Shipping costs •  Taxes for different countries •  Currency conversion

Payment scenario

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•  Provide some feedback •  Error messages •  Success messages

Payment scenario

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•  Payment processing •  Send details to Gateway •  Wait for response •  Handle response •  Fulfillment

Payment scenario

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•  Payment verification •  Fraud protection •  Secure connections

Payment scenario

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•  Responsive design •  Max 2-3 seconds •  Update the inventory

Payment scenario

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•  Responsive design •  Max 2-3 seconds •  Update the inventory

Payment scenario

Requirements:

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Simplicity

Velocity

Safety

New button law •  Introduced: 1st August 2012 •  Regulates the visibility of payment

agreements & buttons in eCommerce •  Made to protect the customer •  Affects mobile apps, too!

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SOLUTIONS

Mobile Payments Library •  Supports both Android and iOS •  Based on our Adaptive Payments API •  Supported payment types: – Simple – Parallel – Chained – Pre-approved

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Code

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1. Initialize the library

Code

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2. Create a Payment

3. Let the library handle it..

Examples •  MoneyBeam

–  Uses NFC to request transactions –  https://github.com/SeraphimSerapis/GADC-MoneyBeam

•  YardSale –  Uses ZXing to scan QR codes –  https://github.com/zaffra/YardSale

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Mobile Express Checkout •  Magic happens in a WebView – Payment flows uses redirects to enable

payment at PayPal’s site •  Uses your backend with Express Checkout – 3 API calls need to be implemented:

•  SetExpressCheckout – Set details •  GetExpressCheckoutDetails – Review the order •  DoExpressCheckoutPayment – Pay

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Advantage •  Reuses existing implementations •  Most of the logic can be shared between

different platforms •  Mobile optimized – Automatic User-Agent check

•  Just a few steps

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PayPal Access •  Utilize PayPal to login •  Uses OAuth 2.0 & OpenID •  Enables to speed up the process – No need to setup yet another account

•  Easy to implement – Just a few simple callbacks

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INNOVATION

•  Host virtual goods with Dropbox •  Pay them with PayPal

23 Check sellboxhq.com for more information

QRShopping

• Kreditkarten • Check-ins

PayPal Here

Useful links •  x.com/mobile – General overview •  paypal.com/dts – Developer Tech Support •  devportal.x.com – Application control •  developer.paypal.com – Sandbox

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Help! Contact?

•  Twitter: – @PayPalEuroDev – @SeraAndroid

•  Mail: – [email protected]

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