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2. Internet security - Wikipedia

   en.wikipedia.org/wiki/Internet_security

   Internet security. Internet security is a branch of computer security. It encompasses the Internet, browser security, web site security, [1] and network security as it applies to other applications or operating systems as a whole. Its objective is to establish rules and measures to use against attacks over the Internet. [2]

3. Network security - Wikipedia

   en.wikipedia.org/wiki/Network_security

   Network security consists of the policies, processes and practices adopted to prevent, detect and monitor unauthorized access, misuse, modification, or denial of a computer network and network-accessible resources. [1] Network security involves the authorization of access to data in a network, which is controlled by the network administrator.

4. IPsec - Wikipedia

   en.wikipedia.org/wiki/IPsec

   t. e. In computing, Internet Protocol Security ( IPsec) is a secure network protocol suite that authenticates and encrypts packets of data to provide secure encrypted communication between two computers over an Internet Protocol network. It is used in virtual private networks (VPNs).

5. A complete guide to internet security - AOL

   www.aol.com/lifestyle/a-complete-guide-to...

   Internet security refers to the measures and protocols implemented to protect online data and transactions from cyber threats, unauthorized access, and other forms of online exploitation ...

6. Virtual private network - Wikipedia

   en.wikipedia.org/wiki/Virtual_private_network

   A virtual private network is based on a tunneling protocol, and may be possibly combined with other network or application protocols providing extra capabilities and different security model coverage. Internet Protocol Security was initially developed by the Internet Engineering Task Force (IETF) for IPv6, and was required in all standards ...

7. Tor (network) - Wikipedia

   en.wikipedia.org/wiki/Tor_(network)

   Tor [6] is a free overlay network for enabling anonymous communication.Built on free and open-source software and more than seven thousand volunteer-operated relays worldwide, users can have their Internet traffic routed via a random path through the network.