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  2. UDID - Wikipedia

    en.wikipedia.org/wiki/UDID

    Apple mostly uses this ID to identify the device on their services, such as Apple ID and iCloud. This also holds the Find My Activation Lock status. Starting from iOS 11, Apple's verification server will check the device's UDID before it could be set up. If the device's UDID is malformed or not present in Apple's database, the device cannot be ...

  3. 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.

  4. International Mobile Equipment Identity - Wikipedia

    en.wikipedia.org/wiki/International_Mobile...

    To make blocklisting effective, the IMEI number is supposed to be difficult to change. However, a phone's IMEI may be easy to change with special tools. [10] [better source needed] In addition, IMEI is an un-authenticated mobile identifier (as opposed to IMSI, which is routinely authenticated by home and serving mobile networks.) Using a ...

  5. iPad (5th generation) - Wikipedia

    en.wikipedia.org/wiki/IPad_(5th_generation)

    The iPad (5th generation) [3] (also referred to as the iPad 9.7-inch [4]) is a tablet computer developed and marketed by Apple Inc. After its announcement on March 21, 2017, conflicting naming conventions spawned a number of different names, including "fifth-generation iPad" or "iPad (2017)".

  6. List of Apple codenames - Wikipedia

    en.wikipedia.org/wiki/List_of_Apple_codenames

    Apple A18 - Tupai, with 2 Everest cores and 4 Sawtooth cores; Apple A18 Pro – Tahiti, [72] with 2 Everest cores and 4 Sawtooth cores; Apple silicon (Mac): Kalamata [73] Apple M1 – Tonga, A14X [74] Apple M1 cores – Icestorm efficiency cores and Firestorm performance cores, with Lifuka GPU cores [70] [71] Apple M1 Pro – Jade C-Chop [75]

  7. Electronic serial number - Wikipedia

    en.wikipedia.org/wiki/Electronic_serial_number

    ESNs are currently mainly used with CDMA phones (and were previously used by AMPS and TDMA phones), compared to International Mobile Equipment Identity (IMEI) numbers used by all GSM phones. [ 1 ] The first eight bits of the ESN were originally the manufacturer code, leaving 24 bits for the manufacturer to assign up to 16,777,215 codes to mobiles.

  8. Reporting Body Identifier - Wikipedia

    en.wikipedia.org/wiki/Reporting_Body_Identifier

    The Reporting Body Identifier is the first two digits of a Global System for Mobile Communications Type Allocation Code, and indicates the GSMA-approved organization that registered (or, before 2002, approved) a given mobile device, and allocated the model a unique code.

  9. iPad (4th generation) - Wikipedia

    en.wikipedia.org/wiki/IPad_(4th_generation)

    The iPad (4th generation) [15] (marketed as iPad with Retina display, [16] colloquially referred to as the iPad 4) [17] [18] is a tablet computer developed and marketed by Apple Inc. Compared to its predecessor, the third-generation iPad, the fourth-generation iPad maintained the Retina Display but featured new and upgraded components such as the Apple A6X chip and the Lightning connector ...