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  2. Heartbeat (computing) - Wikipedia

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

    Heartbeat (computing) In computer science, a heartbeat is a periodic signal generated by hardware or software to indicate normal operation or to synchronize other parts of a computer system. [1] [2] Heartbeat mechanism is one of the common techniques in mission critical systems for providing high availability and fault tolerance of network ...

  3. Mass surveillance - Wikipedia

    en.wikipedia.org/wiki/Mass_surveillance

    Mass surveillance is the intricate surveillance of an entire or a substantial fraction of a population in order to monitor that group of citizens. [1] The surveillance is often carried out by local and federal governments or governmental organizations, but it may also be carried out by corporations (either on behalf of governments or at their ...

  4. Status message (instant messaging) - Wikipedia

    en.wikipedia.org/wiki/Status_message_(instant...

    Status messages saved in Pidgin 2.0. A status message is a function of some instant messaging applications whereby a user may post a message that appears automatically to other users if they attempt to make contact. A status message can tell other contacts the user's current status, such as being busy or what the user is currently doing. [1]

  5. Secure your AOL account - AOL Help

    help.aol.com/articles/secure-your-aol-account

    Secure your AOL account. Keep your information private and prevent unauthorized access to your account. Safe sign-in methods, up-to-date contact info, and good online habits help keep you secure and safe from scammers. Important: AOL never asks for your password in emails or phone calls.

  6. Taxes 2022: Check the Status of Your Refund on the IRS App - AOL

    www.aol.com/finance/taxes-2022-check-status...

    Using the IRS2Go app, filers can check their refund status, make a tax payment and get free tax help. You can also use the app to follow the IRS on social media platforms and sign up to receive ...

  7. Short Message service center - Wikipedia

    en.wikipedia.org/wiki/Short_message_service_center

    A Short Message Service Center ( SMSC) is a network element in the mobile telephone network. Its purpose is to store, forward, convert and deliver Short Message Service (SMS) messages. The full designation of an SMSC according to 3GPP is Short Message Service - Service Center (SMS-SC).

  8. Jonestown - Wikipedia

    en.wikipedia.org/wiki/Jonestown

    The Peoples Temple Agricultural Project, better known by its informal name "Jonestown", was a remote settlement in Guyana established by the Peoples Temple, an American cult under the leadership of Jim Jones.

  9. Short Message Service technical realisation (GSM) - Wikipedia

    en.wikipedia.org/wiki/Short_Message_Service...

    The Short Message Service is realised by the use of the Mobile Application Part (MAP) of the SS7 protocol, with Short Message protocol elements being transported across the network as fields within the MAP messages. [1] These MAP messages may be transported using "traditional" TDM based signalling, or over IP using SIGTRAN and an appropriate ...