1. E-cert (digital certificate)

2. From Hongkong Post White memory stick Hongkong Post smart card
Memory stick + card reader
With your e-cert inside (done by Hong Kong Post)
Two programs inside
Hongkong Post smart card
With your e-cert inside
Password envelope
Digital signature is as good as a signature on a paper (legally binding)

3. From Hang Seng Bank Green Bank Card
Copy your e-cert to this card later

4. From E-mice Yellow Card E-cert (sent to you through E-mail)
Reference number
Password
E-cert (sent to you through )
For training only
Related to your account in Lingnan

5. Look up someone’s public key
Personal e-Cert
Real certificate
E-cert for training

6. Liability Keep your password and Hong Kong post card in a safe place.
Report to Hong Kong post if you lose your e-cert.
Revoke the e-cert

7. E-cheque consumer accesses the merchant’s server and select goods
consumer sends electronic checks to the merchants. E-cert is used to encrypted and digitally sign the e-cheque.
merchants verify the consumer’s electronic signature.
merchants forward the e-cheque to the clearing house.
The clearing house works with banks and transfer money’s to merchants’ account.

8. What are the benefits?
Discuss in groups and present your answers

9. Barriers to cashless society
Individuals
Need more training and education
Organizations
Need more technical support
Need more training and education for their staff
Need the infrastructure

10. Digital signatures Arguments with payments (between banks and Clients)
Better protection for client
Better protection for Banks / financial companies
Solution for Micropayment
Small amount of payment

11. Application with digital signatures
Many organizations received fake certificates from job applicants.
Difficult and time consuming to verify certificates
Universities will issue certificate (a file) with digital signature (of the universities) to 0

12. Other applications Banks Government Others Two factor authentications
Tax return (Inland Revenue Department)
Renew license
Others

13. Green Computing Reduce consumptions of resources
More environmental friendly
Examples
Less papers
Less heat
Reduce travelling
Teleconference

14. Reengineering
Rethinking or radical redesign of business process

15. Renew of car license (1st version)
Submit documents in one counter
Verify the documents
A long queue
Paid the Amount in another counter
Distribute the new license in another counter
Another long queue

16. problems At least two or three hours waiting time Overcrowded
Everyone stayed there for several hours
Air pollutions (people are allowed to smoke)
Noisy environment

17. Renew of car license (2st version)
Everything is done in one counter
Verify the document
Key in data
Accept payment
Print the new license
Benefits
Waiting time reduced
5 to 30 minutes

18. Renew of car license (3rd version)
Scan documents
Fill in the form online
Provide credit card numbers
Digitally signed the application (with e-cert)
Submit everything with Internet
New license will be sent by registered mail

19. Renew of car license (future version)
Scan documents
Fill in the form online
Provide credit card numbers
Digitally signed the application (with e-cert)
Submit everything with Internet
Electronic License will be sent to the applicant
With the digital signature of the government
Applicant can print a hard copy (if necessary)

20. Charge model of Cloud Computing
Storage (10 G or 1000G) / period
Number of employee
Usage of software packages
Accounting
Customers relations
Sales processing
Number of invoice
Number of servers
CPU times

21. Classes Tuesday, 23 November 2010 Project presention BUG19
Time: 4 pm to 6 pm
Bring your personal e-cert to the class
Project presention
Teams with sequence number 1 to 5
Convince someone to invest (e.g. Bill Gate, Queen Elizabeth, Warren Buffett)

22. Bonus point exercise 5 bonus point exercise Prepare one page document
any new applications of e-cert or
How to promote the use of e-cert?
Using Microsoft word
Bring your personal e-cert to the class
Encrypt (with the teacher’s public key) and sign the document (with your private key)
Submit it to WebCT

23. Wednesday Wednesday, 24 November 2010 A short seminar NAB319
Time: 4 pm to 6 pm
A short seminar
About half an hour
Offered by the ITSC

24. Presentation Rehearsal is important Write your powerpoint file in a CD
Check the time
Set up milestones
Write your powerpoint file in a CD
Submit the CD right after your presentation
This is your plan B.
Punctuality is important
Earlier is better for important presentation
Work as a team