Patent ID: 8161537

Claim:
An access storage card for accessing data contained on a mobile phone handset for use as forensic evidence, the access storage card comprising means to store a copy of a mobile phone SIM or USIM card on the access storage card to enable the access storage card to communicate with a mobile phone handset when the access storage card is inserted into the mobile phone handset such that mobile phone data on the copy of the mobile phone SIM or USIM card stored on the access storage card and mobile phone data stored on the mobile phone handset can be accessed, yet data transfer between one or both of the storage card and the mobile handset, and any mobile phone network is prevented, wherein the access storage card comprises an altered copy of the mobile phone SIM or USIM card, wherein the copy is altered such that the authentication procedure that normally occurs between a mobile phone SIM or USIM card in a mobile phone and a mobile phone network is disrupted, and wherein the mobile phone network authenticates the mobile phone SIM or USIM card by requesting a secret integer and verifying the requested secret integer against a prestored expected integer, the copy of the mobile phone SIM or USIM card on the access storage card is altered such that the secret integer is prevented from being supported on the access storage card.