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  2. Internet security - Wikipedia

    en.wikipedia.org/wiki/Internet_security

    A computer firewall controls access to a single computer. A network firewall controls access to an entire network. A firewall is a security device — computer hardware or software — that filters traffic and blocks outsiders. It generally consists of gateways and filters. Firewalls can also screen network traffic and block traffic deemed ...

  3. Next-generation firewall - Wikipedia

    en.wikipedia.org/wiki/Next-generation_firewall

    Next-generation firewalls perform deeper inspection compared to stateful inspection performed by the first- and second-generation firewalls. [6] NGFWs use a more thorough inspection style, checking packet payloads and matching signatures for harmful activities such as exploitable attacks and malware.

  4. Comparison of firewalls - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_firewalls

    Barracuda Firewall Proprietary: Included Firewall Next Generation appliance Windows-based appliance embedded firewall distribution Cyberoam: Proprietary: Included Firewall Sophos appliance Windows-based appliance embedded firewall distribution D-Link: Proprietary: Included Firewall DFL Windows-based appliance embedded firewall distribution ...

  5. Personal firewall - Wikipedia

    en.wikipedia.org/wiki/Personal_firewall

    A personal firewall differs from a conventional firewall in terms of scale. A personal firewall will usually protect only the computer on which it is installed, as compared to a conventional firewall which is normally installed on a designated interface between two or more networks, such as a router or proxy server. Hence, personal firewalls ...

  6. 7 ways to protect yourself from hackers - AOL

    www.aol.com/lifestyle/hacking-protect-yourself...

    Tip #3: Install antivirus protection. Antivirus software, such as Malwarebytes, helps protect against malicious codes that can try to infect your computer. The best way to ensure this protection ...

  7. Firewall (computing) - Wikipedia

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

    Firewall appliances may also offer non-firewall functionality, such as DHCP [11] [12] or VPN [13] services. Host-based firewalls are deployed directly on the host itself to control network traffic or other computing resources. [14] [15] This can be a daemon or service as a part of the operating system or an agent application for protection.

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