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  2. UDID - Wikipedia

    en.wikipedia.org/wiki/UDID

    The UDID is a feature of Apple's devices running iOS, tvOS, watchOS, and macOS. It is a unique identifier that is calculated from different hardware values, such as the ECID. It is sent to Apple servers when a user tries to activate the device during Setup. This ID is also used to detect the phone or to communicate with it while restoring the ...

  3. Universally unique identifier - Wikipedia

    en.wikipedia.org/wiki/Universally_unique_identifier

    A Universally Unique Identifier (UUID) is a 128-bit label used for information in computer systems. The term Globally Unique Identifier (GUID) is also used, mostly in Microsoft systems. [1][2] When generated according to the standard methods, UUIDs are, for practical purposes, unique. Their uniqueness does not depend on a central registration ...

  4. Identifier for Advertisers - Wikipedia

    en.wikipedia.org/wiki/Identifier_for_Advertisers

    Apple 's Identifier for Advertisers (IDFA) is a unique random device identifier Apple generates and assigns to every device. It is intended to be used by advertisers to deliver personalized ads and attribute ad interactions for ad retargeting. [1] Users can opt-out of IDFA via the "Limit Ad Tracking" (LAT) setting (and an estimated 20% do).

  5. iOS 11 - Wikipedia

    en.wikipedia.org/wiki/IOS_11

    iOS 11 is the eleventh major release of the iOS mobile operating system developed by ... Apple's verification server will check the device's UDID before it could be ...

  6. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight- digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM, UMTS, LTE, 5G NR, iDEN, Iridium or other IMEI-employing wireless network ...

  7. MSISDN - Wikipedia

    en.wikipedia.org/wiki/MSISDN

    MSISDN. MSISDN (pronounced as /'em es ai es di en/ or MISS-den) is a number uniquely identifying a subscription in a Global System for Mobile communications or a Universal Mobile Telecommunications System mobile network. It is the mapping of the telephone number to the subscriber identity module in a mobile or cellular phone.

  8. 6 Dollar Tree Items Retirees Should Stock Up On Before Winter ...

    www.aol.com/6-dollar-tree-items-retirees...

    Toddler and Children’s Winter Slippers. As a retiree, one of the joys of winter is spending time with grandchildren. These cheap and adorable Toddler and Children’s Winter Slippers from Dollar ...

  9. SHSH blob - Wikipedia

    en.wikipedia.org/wiki/SHSH_blob

    SHSH blobs are created by a hashing formula that has multiple keys, including the device type, the iOS version being signed, and the device's ECID. [5] [non-primary source needed] When Apple wishes to restrict users' ability to restore their devices to a particular iOS version, Apple can refuse to generate this hash during the restore attempt, and the restore will not be successful (or at ...