Virtual Privat Network(VPN)

​Virtual Privat Network(VPN)

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• Analyze the technologies needed to set up and provide a VPN.

• Explain how the use of VPN has changed traditional working patterns.​

​- VPN facts

"Let's start with pears discussion about VPN(Virtual Private Network) deeply. Why people need it?"

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"Is it VPN secure or not?"

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"What are the required hardware and software?"

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A Virtual Private Network makes a ”tunnelled” network connection through the Internet or any other public network.

It is considered ideal for establishing a secure connection between private networks with remote users and remote sites. ​

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​Some text here about the topic of discussion.

​Hardware and software requirements

1. Internet access

2. VPN software (client software, utilities and server software). VPN software enables private communication over the Internet)

3. VPN routers

4. VPN appliances

5. VPN concentrators. A single device to handle a large number of incoming VPN tunnels

6. VPN ​servers

​lAll traffic on the VPN must be encrypted, authenticated and then sent along virtual tunnels.

​​Secure VPN

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​All traffic on the VPN relies on the security of a provider’s network to protect the network. Modern service providers offer many different solutions of trusted VPNs. These can generally be separated into ”layer 2" and "layer 3" VPNs.

​​Trusted VPN

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​Hybrid VPN technologies: A combination of both secure and trusted technologies or a combination of two VPN technologies.

​​Hybrid VPN

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This type of VPN connects entire networks and facilitates secure data interchange between different sites. VPN gateways are used.

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​Site to-site VPN

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This type of VPN connects individual hosts to private networks and facilitates teleworkers who need to access their company’s network securely using the Internet. Every host has VPN client software installed.

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​Remote-access VPN

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​VPN benefits:

• Extends connections across numerous geographic sites without the use of a leased line

• Improves overall productivity

• Improves productivity of remote employees

• Improves security

• Communication is easier

• Companies take advantage of the Internet to provide secure connections

• Decreases operational costs versus traditional Wide Area Networks

• Employees work as if they were directly connected to the company’s network

​VPN benefits:

• Reduces environmental footprint

• Reduces travel times and traveling costs for remote users

• Simplifies network topology for administrators and companies

• Positive changes in working patterns

• Offers the flexibility to employees to take advantage of the company’s Intranet over an existing Internet connection

• Offers flexibility to remote offices

• Offers global networking opportunities

• Provides teleworker support

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Don't Use a VPN...it's not the ultimate security fix you've been told

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