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  2. Network security - Wikipedia

    en.wikipedia.org/wiki/Network_security

    Network security involves the authorization of access to data in a network, which is controlled by the network administrator. Users choose or are assigned an ID and password or other authenticating information that allows them access to information and programs within their authority. Network security covers a variety of computer networks, both ...

  3. Computer security - Wikipedia

    en.wikipedia.org/wiki/Computer_security

    An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security, cybersecurity, digital security, or information technology security (IT security) is the protection of computer systems and networks from attacks by malicious actors that may result in unauthorized information disclosure, theft of, or damage to hardware ...

  4. 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]

  5. Network Security Services - Wikipedia

    en.wikipedia.org/wiki/Network_Security_Services

    Network Security Services. Network Security Services ( NSS) is a collection of cryptographic computer libraries designed to support cross-platform development of security-enabled client and server applications with optional support for hardware TLS/SSL acceleration on the server side and hardware smart cards on the client side.

  6. NIST Cybersecurity Framework - Wikipedia

    en.wikipedia.org/wiki/NIST_Cybersecurity_Framework

    NIST Cybersecurity Framework ( CSF) is a set of guidelines for mitigating organizational cybersecurity risks, published by the US National Institute of Standards and Technology (NIST) based on existing standards, guidelines, and practices. [1] The framework "provides a high level taxonomy of cybersecurity outcomes and a methodology to assess ...

  7. Firewall (computing) - Wikipedia

    en.wikipedia.org/wiki/Firewall_(computing)

    Firewall (computing) In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. [1] [2] A firewall typically establishes a barrier between a trusted network and an untrusted network, such as the Internet. [3]

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