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Freezing an Android phone can help reveal its confidential contents, German security researchers have found.
The team froze phones for an hour as a way to get around the encryption system that protects the data on a phone by scrambling it.
Google introduced the data scrambling system with the latest version of Android called Ice Cream Sandwich.
The attack allowed the researchers to get at contact lists, browsing histories and photos.Android Phones 'Frozen' Into Giving Up User Data [bbc.co.uk]
The trio discovered that quickly connecting and disconnecting the battery of a frozen phone forced the handset into a vulnerable mode. This loophole let them start it up with some custom-built software rather than its onboard Android operating system. The researchers dubbed their custom code Frost - Forensic Recovery of Scrambled Telephones.