Mobile Payment with Mobile Signature

Idea

• Use of m-signature for payment & P2P money transfer• Zero risk & maximum security• MSISDN matched to debit account & credit card• Everybody with a mobil ecan receive money• Only subscribers with m-signature can make payments• Operator has limited responsinility:

– stores only MSISDN, bank name for credit card & IBAN for debit account

• Business Model: Transcation Value

P2P Transfer

SMS Message:

5322563692 10

SMS sent.To: 3333 To transfer €10 tıo 5322563692 please sign…

Transfer to 5322563692 at the amount of $10 is successful.

• Fast & easy way to transfer• Multiple transfer methods: SMS, WAP & App• No need to know bank account• With m-signature non-repduable

PaymentGateway

MSISDN P2P PAYMENT5332545657 IBAN1 BANK15324589896 IBAN2 BANK25362104589 IBAN3 BANK1

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M-Signature Platform

P2P Transfer

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Bank1Payment Client

Bank 2Payment Client

User1

User2

Payment

• Match credit card info with MSISDN

• Credit card data only stored at the participating bank

• Merchant, operator and no other 3rd party has credit card data

• User selects pay with mobile at the end of the purchase

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• Types in MSISDN (mobile no) or OpenID nick that is matched at MNO database

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Sign payment with mobile

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Mr. Mehmet TuranPlease sign for payment from your registered credit card for a payment of €100 to Biletix.

Finger print: 42A5 6B0F 5998 0167 94D7 9B83 5C83 8002

Signs the transaction. Sign order goes to the bank who in return charges the amount to the registered credit card. Advantages:• Credit card data is not shared with any website• Non-repudiation with m-signature

MNOPayment Gateway

MSISDN P2P PAYMENT5332545657 IBAN1 BANK15324589896 IBAN2 BANK25362104589 IBAN3 BANK1

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MSSP

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Bank1ZIPP Ödeme

User1

Why?

• No risky financial data stored outside of the bank

• MNO, merchants & 3rd parties do not see credit card data

• All parties in the picture: MNO & Banks• Open System

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Thanks