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  2. Yahoo Introduces Password-Free Login -- Just Don't Lose Your ...

    techcrunch.com/2015/03/16/yahoo-introduces...

    Yahoo wants to end your dependency on memorizing passwords — or creating crap ones that can be guessed or hacked — after it introduced a new “on-demand” system that sends a one-time ...

  3. International Mobile Equipment Identity - Wikipedia

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

    IMEI number - an example. The International Mobile Equipment Identity ( IMEI) [ 1] is a numeric identifier, usually unique, [ 2][ 3] for 3GPP and iDEN mobile phones, as well as some satellite phones. It is usually found printed inside the battery compartment of the phone but can also be displayed on-screen on most phones by entering the MMI ...

  4. 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 ...

  5. Mobile equipment identifier - Wikipedia

    en.wikipedia.org/wiki/Mobile_equipment_identifier

    A mobile equipment identifier (MEID) is a globally unique number identifying a physical piece of CDMA2000 mobile station equipment. The number format is defined by the 3GPP2 report S.R0048 but in practical terms, it can be seen as an IMEI but with hexadecimal digits. An MEID is 56 bits long (14 hexadecimal digits).

  6. Cybersecurity 101: How to protect your cell phone number and ...

    techcrunch.com/2018/12/25/cybersecurity-101...

    What you can do to protect your phone number. Just like you can apply two-factor authentication to your online accounts, you can add a secondary security code to your cell phone account, too. You ...

  7. Sprint lets you chat with customer service reps ... - Engadget

    www.engadget.com/2019-01-16-sprint-customer...

    Business Chat is still in beta, and you can use it on devices running iOS 11.3 or higher. Sprint joins a number of companies that support it, including T-Mobile, DirectTV Now, Dish, Vodafone ...

  8. How to activate eSIM on iPhone | TechCrunch

    techcrunch.com/2024/01/24/how-to-set-up-esim-on...

    Apple has had support for eSIM since the iPhone Xs/XR, but it has gone all in by ditching the physical SIM card slot for iPhones from version 14 and later sold in the U.S. While models sold in ...

  9. How to set up a complex passcode on your iOS device - Engadget

    www.engadget.com/2014-03-05-how-to-set-up-a...

    To set a passcode that can include numbers, letters, and special characters, go to Settings > General > Passcode Lock. If you've grown weary of Touch ID and would like to do this on an iPhone 5s ...