1 DEFINE THE FOLLOWING INTERNET SECURITY CONCEPTS

5.1 Define the following Internet security concepts: access control,

encryption, auditing and authentication, and provide appropriate

types of technologies currently available for each. Examples could

include the following:

Access control: Access Control List, firewall, packet filters, proxy

Introduction xxxiii

Authentication: Certificates, digital signatures, nonrepudiation

Encryption: public and private keys, Secure SocketsLayer (SSL), S/

MIME, digital signatures, global versus country-specific encryp-

tion standards

Auditing: Intrusion detection utilities, log files, auditing logs

SET (Secure Electronic Transactions)