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Unit X: VPN and Network Security - Data Communication and Computer Network

BCA 6th Semester DCCN (Data Communication And Computer Network) Notes Pdf, VPN and Network Security - Data Communication and Computer Network

A VPN extends a private network across a public network, such as the Internet. It enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network.

VPN and Network Security - Data Communication and Computer Network

In this “VPN and Network Security - Data Communication and Computer Network” you will learn about following topics:

  1. VPN (Virtual Private Network)
  2. VPN Security Model Provides
  3. VPN Network Protocols
  4. Cryptography
  5. Objectives of Cryptography
  6. Encryption
  7. Decryption
  8. Types of Cryptography
  9. Symmetric Key Cryptography (Secret Key Cryptography)
  10. Asymmetric Key Cryptography (Public Key Cryptography)
  11. Communication Security and Web Security
  12. IPSec
  13. Firewall
  14. Virtual Private Networks
  15. Wireless Security
  16. Web Security
  17. Threats
  18. Server Naming
  19. SSL (The Secure Socket Layer)
  20. Mobile Code Security


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BCA 6th Semester DCCN (Data Communication And Computer Network) Notes:

Unit I: Background Study And Revision - Data Communication And Computer Network

Unit II: Data Transmission - Data Communication And Computer Network

Unit III: Multiplexing And Switching - Data Communication And Computer Network

Unit IV: Reference Model - Data Communication And Computer Network

Unit V: Physical Layers And Its Design Issues - Data Communication And Computer Network

Unit VI: Data Link Layer - Data Communication And Computer Network

Unit VII: TCP/IP Reference Model - Data Communication And Computer Network

Unit VIII: Network Layer And Internet Layer - Data Communication And Computer Network

Unit IX: Network Servers - Data Communication And Computer Network

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