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  2. Firewall (computing) - Wikipedia

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

    Application firewalls filter connections by examining the process ID of data packets against a rule set for the local process involved in the data transmission. Application firewalls accomplish their function by hooking into socket calls to filter the connections between the application layer and the lower layers. Application firewalls that ...

  3. Personal firewall - Wikipedia

    en.wikipedia.org/wiki/Personal_firewall

    A firewall can be configured to allow different security policies for each network. Unlike network firewalls, many personal firewalls are able to control network traffic allowed to programs on the secured computer. When an application attempts an outbound connection, the firewall may block it if blacklisted, or ask the user whether to blacklist ...

  4. Application firewall - Wikipedia

    en.wikipedia.org/wiki/Application_firewall

    An application firewall is a form of firewall that controls input/output or system calls of an application or service. It operates by monitoring and blocking communications based on a configured policy, generally with predefined rule sets to choose from. The two primary categories of application firewalls are network-based and host-based.

  5. 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 ...

  6. Security information and event management - Wikipedia

    en.wikipedia.org/wiki/Security_information_and...

    Repeat Attack-Firewall: Early warning for scans, worm propagation, etc. Alert on 15 or more Firewall Drop/Reject/Deny Events from a single IP Address in one minute. Firewalls, Routers and Switches. Repeat Attack-Network Intrusion Prevention System: Early warning for scans, worm propagation, etc.

  7. Fix problems reading or receiving AOL Mail

    help.aol.com/articles/fix-problems-reading-or...

    Temporarily disable your firewall. Your firewall or other security software may be preventing you from connecting to AOL. Temporarily disable your firewall and check whether or not you're able to connect to the internet. If your firewall software isn't on the list linked, you will need to contact your firewall software provider for additional info.

  8. Next-generation firewall - Wikipedia

    en.wikipedia.org/wiki/Next-generation_firewall

    A next-generation firewall (NGFW) is a part of the third generation of firewall technology, combining a conventional firewall with other network device filtering functions, such as an application firewall using in-line deep packet inspection (DPI) and an intrusion prevention system (IPS).

  9. The Only Keyboard Shortcut List You’ll Ever Need - AOL

    www.aol.com/only-keyboard-shortcut-list-ll...

    The Alt key has numerous other program-specific functions, like pressing Alt + G to access the Design tab in PowerPoint, or Alt + A to open the Data tab in Excel. You can also make special symbols ...

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