A micro SIM-card is inserted into an Apple iphone 4 smartphone. The SIM (Subscriber Identity Module) card holds security keys to identify and authenti

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A micro SIM-card is inserted into an Apple iphone 4 smartphone. The SIM (Subscriber Identity Module) card holds security keys to identify and authenticate mobile telephony data.

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Size: 7360px × 4912px
Location: studio
Photo credit: © EThamPhoto / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 4, apple, authentication, card, chip, close-, communication, component, contact, data, device, digital, encryption, gsm, handheld, inserted, inserting, iphone, macro, media, memory, microchip, microelectronics, microprocessor, mobile, network, opened, phone, privacy, provider, security, sim, sim-card, smartphone, socket, technology, telecommunication, telephone, telephony