00:00Do you know what is stored inside a SIM card?
00:02SIM, or subscriber identity module, is a small chip.
00:05It contains a lot of important data.
00:07First comes the IMSI number
00:09This is a unique number which is different in each Haj SIM card.
00:13This is different from your mobile number.
00:15Its mobile network like atl jio uses it to identify you
00:19Then it happens that this is a security key.
00:22This is stored on the SIM and the telecom company's server.
00:25When you connect to the network, this key verifies that the SIM is genuine.
00:29After this comes ICC ID integrated circuit card identifier
00:33This is the serial number of the SIM card.
00:35Each SIM has a unique ICC ID.
00:37It is used to identify and track the SIM.
00:40Network related information is also stored in the SIM.
00:43SIM has a PIN code to log in to the SIM.
00:45To unlock the P.U.K. code
00:47And encryption also allows for later data
00:49In simple words, SIM card is your phone's identity card plus security system.
00:53If you find this information useful, don't forget to like and follow.
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