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Chapter 9
(Information Security)
ANGKANA
ANGKANA

- ,

-

Integr
ity
Confide
ntiality
Availa
bility
Unauthorized
destruction and
denial of services
Unauthorized
disclosure theft
Unauthorized
use
Unauthorized
modification




Modem
UA
10 1010
Modem
UA
(1)
Modem
UA
10 10
Modem
UA
(2)
Modem
UA
99
Modem
UA
E-mail address
Who am I
John Smith
ahoo.com
Chaiyo.com
Freemail.co
Siammail.co
otmail.com
Cyber World Authentication Real WorldReal World
(Confidentiality)
(Authentication)
(Integrity)
(Non-repudiation)
(Hacker)
(Computer Virus)
(Computer Virus)
 (Companion Virus)
 (Program Virus)
 (Boot Virus)
(Computer Virus)
 (Stealth Virus)
copy
 (Polymorphic Virus)
(General control)
(Application
Control)
1. (General control)

(Implementation control)

(Software Control)

(Hardware Control)

(Computer Operation Control)
 (Input Control)
 (Process Control)
 (Output Control)
SSL (Secure Sockets Layer)
(encrypt)
SSL
Server Certificate
Public
Key
Symmetric Key
Private Key
Firewall Firewall
(LAN)
WAN
Firewall
Firewall
Firewall
(IP Address)
(Network Administrator)
1
1.
2.
3. Digital Signature
4. Digital Certificate
The End

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somvang Chapter9 (1)