![]() The SIM card stores network-specific information to authenticate the identity of the subscriber in the network. Modern SIM cards allow the storage of application data that communicate with the handset or server using the SIM application tool kit. SIM card contains its internal memory in which stores the data, personal and financial information, identity for GSM/CDMA. ![]() ![]() The data stored in the SIM card includes a unique serial number called ICCID, International Mobile Subscriber Identity or IMSI, Security Authentication information, temporary information about the network, a Personal Identification Number or PIN and a Personal Unblocking code or PUK for unlocking. ![]()
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I read your blog and find it very interesting. IoT SIMs, or Internet of Things SIM cards, are specialized SIM cards designed for IoT devices. They facilitate connectivity for devices like smart sensors, trackers, and machinery, enabling them to communicate with each other and with centralized systems. IoT SIMs often offer features like low power consumption, global coverage, and secure data transmission. They play a crucial role in the expansion and efficiency of IoT networks across various industries, including healthcare, agriculture, and logistics.
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