A failure on SIM cards may jeopardize spy million carriers of these devices, according to an expert on advances segurança.O German Karsten Nohl found a way to get the codes of SIM cards by sending a text message to the phone.
Messages sent to personal phones can be disguised as messages from telephone companies with a digital signature. By accessing the message, allows the “hacker” virus insert the card.
The hacker may also have access to the contents of the phone, how to send messages and listen to calls. In the case of people associated with the bank card, can be made illegal transfers. “In Europe, we use sim cards to make calls and send messages, but many people in Africa use them to control the bank accounts the phone, “said Nohl told the BBC.The GSMA, a worldwide organization that represents the mobile communications industry, is examining the findings. “The discovery of Karsten gave us the opportunity to do a preliminary analysis,” said the spokesman of the organization.
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