A device allowing access to data stored on a subscriber identity module (SIM) card via an Android operating system. This functionality can be integrated into a phone or tablet or be accessed through external hardware connected via USB or other interfaces. For example, an individual might use this technology to back up contacts or transfer data between devices.
The capability is valuable for data management, security, and forensic analysis. Its utility evolved from simple contact transfer to complex data recovery and authentication procedures. This technology has significance in scenarios requiring data extraction from damaged phones or analyzing SIM card contents for investigative purposes.