Essential Guide to Firewalls: Securing Networks and Data
Learn about the importance of firewalls in preventing unauthorized access to private networks, filtering incoming information, and protecting sensitive data. Discover how firewalls function, the different types available, and why combining host-based and network-based firewalls is crucial for maximum security.
Download Presentation
Please find below an Image/Link to download the presentation.
The content on the website is provided AS IS for your information and personal use only. It may not be sold, licensed, or shared on other websites without obtaining consent from the author. If you encounter any issues during the download, it is possible that the publisher has removed the file from their server.
You are allowed to download the files provided on this website for personal or commercial use, subject to the condition that they are used lawfully. All files are the property of their respective owners.
The content on the website is provided AS IS for your information and personal use only. It may not be sold, licensed, or shared on other websites without obtaining consent from the author.
E N D
Presentation Transcript
Understanding Firewalls Securing Networks and Data
What is a Firewall? A system designed to prevent unauthorized access to a private network Filters incoming information from the internet internet Blocks unwanted traffic and allows desired traffic traffic Creates a security barrier between a private network and the public Internet Photo by Pexels Photo by Pexels
Importance of Firewalls Prevents hackers and malicious traffic from entering a network Essential for large organizations with multiple multiple computers and servers Protects sensitive data and prevents disruptions Acts as a safeguard against potential cyber threats Photo by Pexels Photo by Pexels
Functionality of Firewalls Firewalls work by filtering incoming network data network data Administrator-defined rules determine access access permissions Rules can be based on IP addresses, domain names, protocols, ports, and keywords Authorized data is allowed, while unauthorized data is denied Photo by Pexels Photo by Pexels
Types of Firewalls Host-based firewalls: Software-based firewalls installed on individual computers Network-based firewalls: Hardware and software combination placed between a private network and the public Internet Both types have their advantages and are often used together for maximum protection Photo by Pexels Photo by Pexels
Conclusion Firewalls are essential for securing networks and data They play a crucial role in preventing unauthorized access Different types of firewalls provide varying levels of protection Combining host-based and network-based firewalls ensures maximum security Photo by Pexels Photo by Pexels
