It carries the network identity information and is a type of smart card. If your iphone runs out of power and you desperately need to make a call or connect to the internet, you can just swap the sim into another iphone and use it with your minutes and data bucket. It is a physical entity and can be either a subscriber identity module sim or a universal integrated circuit card uicc. Digital forensics, cellular phones, gsm, sim cards. This particular sim card is marked with a red dot to indicate that the. Pdf forensic analysis of sim cards for data acquisition. It requires consumers to provide proof of identity in order to activate a prepaid mobile sim card.
Some cards may not operate properly with your phone. Sim subscriber identity module card, to identify a unique user. Sim cards store networkspecific specific information used to authenticate and identify subscribers on the network. Information stored on an sd card can become lost or changed accidently or as a result of damage. Return the sim card to the company when cancelling subscription. Mandatory registration of prepaid sim cards is a policy that a number of governments have adopted in recent years. Sim cards are the unseen magicians of todays smartphones.
The sim subscriber identity module is a fundamental component of cellular phones. It is recommended that you keep a separate copy of important data. Information and entertainment is being delivered via satellite or cable to the home dvr player or cable box or cableenabled pc. Without a sim card, a gsm phone wont be able to tap into any mobile networkexcept emergency calls911, 211 etc. The 668 information and verification system can be accessed by visiting. A sim, subscriber identity module, is the removable circuit board found in a modern. It also known as an integrated circuit card icc, which is a microcontrollerbased access module. Returned sim cards are recycled for environmental purposes. Department of electronics, nowrosjee wadia college, pune. Your phone supports the use of an optional sd card not included to expand its storage capacity.
Mobile network plmn, stores user information and interfaces with the user. The sim card is replaceable at cost in case of lossdamage. Sim card info for android free download and software. Sim cards themselves contain a repository of data and information such as iccid, imsi, phonebook, sms, call detail etc. Note that sim card specifications and performance may change without notice. In addition to information security, smart cards achieve greater security of services and equipment, because the card restricts access to all but the authorized users.94 872 1078 264 185 1421 1073 1079 1148 418 356 1380 107 661 300 1375 134 1173 797 854 572 747 194 374 654 696 535 1494 135 1487 1415 1112 1096