Network security is essential for protecting the usability and integrity of networks and data through hardware and software technologies. It encompasses various types, including antivirus software, firewalls, and encryption, while focusing on fundamentals like physical security and access controls. Future trends suggest that network security will evolve to operate like an immune system, maintaining current technologies with minor adjustments.

1. WHAT IS NETWORK
SECURITY & TYPES

2. Evolution of Network Security

3. What is network security
◦ Network security is designed to protect the usability and integrity of your network and data.
◦ It includes both hardware and software technologies.
◦ Effective network security manages access to the network. It targets a variety of threats and stops them from entering or
spreading on your network.

4. Objective
Access Authentication Integrity
Confidentiality Non-repudiation

5. Fundamentals of network security
◦ The fundamentals of network security are:
• Physical security
• Access controls
• Authentication
• Accountability

6. Types of network security
1.Antivirus and
Antimalware
Software
1.Application
security
3.Behavioural
Analytics
DLP
Email security
End point
security
Firewalls IDS & IPS

7. Security tools
◦ Antivirus software packages
◦ Secure network infrastructure
◦ DNS hardware and software
◦ Virtual private network
◦ Identity services
◦ Encryption
◦ Security management

8. Future trends
◦ The network security will be able to function as immune system
◦ The same set of security technology that is being used today with some minor adjustments.

9. Thank you for watching the presentation!
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