E- CASH

SMART CARDS

E- WALLETS

DEBIT CARDS
E-Cash
Electronic Cash Security
Complex cryptographic algorithms prevent double
spending.
Serial numbers can allow tracing to pre...
E-Cash Processing
Merchant

2) Bank sends e-cash bits to consumer
(after charging that amount plus fee)

5
4
Bank

1

Cons...
Advantages and Disadvantages of
Electronic Cash


Advantages
 More efficient, eventually meaning lower

prices.
 Lower ...
E-Wallet
Procedure for using an e-wallet
1. Decide on an online site where you would like to
shop.
2.Download a wallet from the mer...
Smart Cards
Smart card Processing
Smart Card Applications
 Ticketless travel
 Seoul bus system:
 Authentication, ID
 Medical records
 Ecash
 Store loy...
Advantages

1.Atomic, debt-free transactions.
2.Feasible for very small transactions

(information commerce).
3.Anonymous....
Disadvantages:
1.Low maximum transaction limit.
2.High Infrastructure costs .
3.Not (yet) widely used.
Debit Card
Credit card VS Debit card
 You

can obtain credit in credit card
but not in debit card.

 Credit

card charges interest ...
methods of e payment system
methods of e payment system
methods of e payment system
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methods of e payment system

  1. 1. E- CASH SMART CARDS E- WALLETS DEBIT CARDS
  2. 2. E-Cash
  3. 3. Electronic Cash Security Complex cryptographic algorithms prevent double spending. Serial numbers can allow tracing to prevent money laundering.
  4. 4. E-Cash Processing Merchant 2) Bank sends e-cash bits to consumer (after charging that amount plus fee) 5 4 Bank 1 Consumer 3 2 1) Consumer buys e-cash from Bank 3) Consumer sends e-cash to merchant 4) Merchant checks with Bank that ecash is valid (check for forgery or fraud) 5) Bank verifies that e-cash is valid 6) Parties complete transaction
  5. 5. Advantages and Disadvantages of Electronic Cash  Advantages  More efficient, eventually meaning lower prices.  Lower transaction costs.  Anybody can use it, unlike credit cards, and does not require special authorization.  Disadvantages  Susceptible to forgery.
  6. 6. E-Wallet
  7. 7. Procedure for using an e-wallet 1. Decide on an online site where you would like to shop. 2.Download a wallet from the merchant’s website. 3.Fill out personal information such as your credit card number, name, address and phone number, and where merchandise should be shipped. 4.When you are ready to buy, click on the wallet button, the buying process is fully executed.
  8. 8. Smart Cards
  9. 9. Smart card Processing
  10. 10. Smart Card Applications  Ticketless travel  Seoul bus system:  Authentication, ID  Medical records  Ecash  Store loyalty programs  Personal profiles  Government  Licenses  Mall parking
  11. 11. Advantages 1.Atomic, debt-free transactions. 2.Feasible for very small transactions (information commerce). 3.Anonymous. 4.Security of physical storage. 5.currency-neutral.
  12. 12. Disadvantages: 1.Low maximum transaction limit. 2.High Infrastructure costs . 3.Not (yet) widely used.
  13. 13. Debit Card
  14. 14. Credit card VS Debit card  You can obtain credit in credit card but not in debit card.  Credit card charges interest for using the bank's money.  debit card is free from this problem.
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