Electronic Commerce Tenth Edition Chapter 11 Payment Systems for Electronic Commerce.
Chapter 9: Payment System for Electronic Commerce.
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Transcript of Chapter 9: Payment System for Electronic Commerce.
电子商务概论(双语)教研组
Summary
In last lecture, you learned about 1 、 Online Banking Industry 2 、 Payment Cards 3 、 Online Payment Basics ( 1 )
•Stored-Value Cards•Electronic Wallets
电子商务概论(双语)教研组
I. Credit Cards
A credit card refers to commercial banks or other financial institutions have issued payment cards, all or some functions of credit card included consume payment( 消费支付 ), credit savings ( 信用贷款 ) and loans, transfer balance( 转账结算 ), access to cash( 存取现金 ) and so on.
电子商务概论(双语)教研组
1 2 3
I. Credit Cards-> Models
Third-Party通过第三方代理的信用卡支付
Encrypted简单加密信用卡支付
SET Protocol基于 SET 的信用卡支付
电子商务概论(双语)教研组
1 2 3
I. Credit Cards-> Models
Third-Party通过第三方代理的信用卡支付
Encrypted简单加密信用卡支付
SET Protocol基于 SET 的信用卡支付
电子商务概论(双语)教研组
7.Credit Card Info.Confirm
Payment
1.C
redit
Card
Info
.
1. Third-Party
Card Holder
Merchant
Third-Party Bank2.A
ccount
5.A
uth
oriza
ti
on
3. Purchase Order and Account6.Confirm Order
Figure 1: Contract with a third-part to handle credit card payment processing
4.A
ccount
电子商务概论(双语)教研组
1. Third-Party
Advantage a. Non- encrypted 、 Low
transaction cost b. Providing security
Disadvantage a. Register both buyer and
vendor b. Account within third-party
stolen possibly
电子商务概论(双语)教研组
1 2 3
I. Credit Cards-> Models
Third-Party通过第三方代理的信用卡支付
Encrypted简单加密信用卡支付
SET Protocol基于 SET 的信用卡支付
电子商务概论(双语)教研组
1 2 3
I. Credit Cards-> Models
Third-Party通过第三方代理的信用卡支付
Encrypted简单加密信用卡支付
SET Protocol基于 SET 的信用卡支付
电子商务概论(双语)教研组
2. Encrypted
Merchant
Buyer
Third-Party
Merchant’s Bank
Issuing Bank
2. Encrypted Credit Card Info.
4.Request for verifying CreditCard Info.
Figure 2: Simple encrypted credit card payment processing
1.E
ncry
pte
d C
red
it C
ard
Info
. An
d P
urc
hase O
rder
8. P
urc
hase In
fo.
7. Confirm Info.3.
Decryp
ted
Cred
it
Card
Info.
5.Authorization
6. Con
firm
Info.
电子商务概论(双语)教研组
2. Encrypted
Advantage a. Providing more security Disadvantage a. High transaction cost
电子商务概论(双语)教研组
1 2 3
I. Credit Cards-> Models
Third-Party通过第三方代理的信用卡支付
Encrypted简单加密信用卡支付
SET Protocol基于 SET 的信用卡支付
电子商务概论(双语)教研组
1 2 3
I. Credit Cards-> Models
Third-Party通过第三方代理的信用卡支付
Encrypted简单加密信用卡支付
SET Protocol基于 SET 的信用卡支付
电子商务概论(双语)教研组
3. SET Protocol
Acquiring Bank
Issuing Bank
Payment Gateway
Certificate Authority
Figure 3: Credit card payment processing based on SET Protocol
Card Holder
Online Merchant
6.Confirm
2.verify
1.Order
5.Confirm
4.Approve
3.verify
Certificate
Certificate
Certificate
电子商务概论(双语)教研组
3. SET Protocol
Advantage a. Ensure transmission of data
is not stolen by hackers b. Order information and
individual account information isolation
c. Different manufacturer of software development is compatible and interoperability function
电子商务概论(双语)教研组
3. SET Protocol
Disadvantage a. The processing speed of
payment gateway is fail-soft b. High transaction cost c. Pay rise to delay d. Pay for tracking, sense of
insecurity to user
电子商务概论(双语)教研组
II. Electronic Cash-> Definition-> Definition
Electronic cash (also known as electronic money, electronic currency, digital money, digital cash or digital currency) refers to Data representing money, which data can be transferred by means of a computer network and can be traded as a token exchangeable for real money.
电子商务概论(双语)教研组
II. Electronic Cash
Buyer Bank
Vendor
Date-base of E-cash
1.Opens an account with an E-cash issuer2.Account
3.Establish credit and deposit4.Gives a specific amount of E-cash
7. Check
Figure 4: Process a Electronic Cash Transaction
9.Confirm Info.
5.Order and Encrypt-ed E-cash
6.E
ncry
pte
d
E-c
ash
8.C
on
firm
-> Processing-> Processing
电子商务概论(双语)教研组
II. Electronic Cash-> Characteristics-> Characteristics
a. Virtualityb. Safetyc. Storabilityd. Repeatability
电子商务概论(双语)教研组
II. Electronic Cash-> Advantage-> Advantage
a. Anonymousb. Do not followc. Save transaction costsd. Save transfer feee. Holding low riskf. Prevent forgery
电子商务概论(双语)教研组
II. Electronic Cash-> Disadvantage-> Disadvantage
a. Depends on bank's private-key security
b. Suitable for small transactions
电子商务概论(双语)教研组
III. Electronic Check-> Definition-> Definition
An electronic version of the traditional paper check. It includes all the components of a paper check and can be used as a method of payment on the Internet.
电子商务概论(双语)教研组
III. Electronic Check
Bank2.E-check3
.Ord
er
an
d
ch
eck
4.V
arif
y 5.C
on
firm
7.D
ep
osits
th
e
ch
eck
in
the
ven
dor’s
ban
k
Figure 5: Check payment processing
Vendor
Buyer1.Registration
6.Confirm
-> Processing-> Processing