GSM 03.48 is a secure protocol used in mobile communication devices such as mobile phones to read and update the SIM. It allows the exchange secured packets between an entity in a GSM PLMN and an entity in the SIM card. Secured packets contain application messages to which certain mechanisms according to GSM 03.48 have been applied.
GSM 03.48 is a secure protocol used in mobile communication devices such as mobile phones to read and update the SIM. It allows the exchange secured packets between an entity in a GSM PLMN and an entity in the SIM card. Secured packets contain application messages to which certain mechanisms according to GSM 03.48 have been applied.
Source: Wikipedia "GSM 03.48" · CC BY-SA 4.0
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