Revision as of 01:42, 15 January 2026

UICC

An integrated circuit card that securely stores the international mobile subscriber identity (IMSI) and the related cryptographic key used to identify and authenticate subscribers on mobile devices. A UICC may be referred to as a: SIM, USIM, RUIM or CSIM, and is used interchangeably with those terms.

Source: NIST SP 800-101 Rev. 1 | Category:

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