Cryptography and Network Security

Overview/Description
To discuss the theories and practices associated with cryptography and network security

Target Audience
Network administrators, network managers, information system managers, system administrators, application developers, IT security officers

Prerequisites
Experience in selecting, recommending, and implementing information system security policies, standards, procedures, and technologies

Expected Duration
455 Minutes

Objectives:

Cryptography and Network Security

  • outline the history of encryption and the reasons why encryption is important.
  • outline the principles of symmetric encryption.
  • explain what a block cipher is and identify the algorithms that use them.
  • discuss the fundamentals of asymmetric encryption.
  • explain the functionality of hashes and message functions in protecting the integrity of encrypted data.
  • describe the processes involved in symmetric and asymmetric encryption.
  • outline the different methods of managing encryption keys.
  • discuss some practical applications of encryption.
  • implement a secure encryption scheme on a computer.
  • explain the use of certificates for trusted secure public-key implementation.
  • describe public-key infrastructure and Secure Electronic Transactions (SETs).
  • explain the OSI reference model.
  • describe the OSI reference model and the TCP/IP protocol stack.
  • explain the structure of an IP address.
  • identify the address classes and convert them between binary and decimal formats.
  • identify the major components and characteristics of a LAN.
  • identify all the major components and characteristics of a wide area network.
  • identify the various threats to the confidentiality and integrity of a corporate network.
  • discuss the software and hardware utilities that enhance network communications security.
  • discuss security concerns regarding PBXs and their consoles.
  • identify major sources of threat to the physical infrastructure of a corporate network.
  • discuss VPNs and firewalls and their relationship to gateways and LAN and WAN management.
  • explain why encryption may be necessary with PBXs.


    • Course Number: 70447_eng