Cryptanalysis of the DECT Standard Cipher

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Provided by: University of Vigo
Topic: Security
Format: PDF
Cordless phones using the Digital Enhanced Cordless Telecommunications standard (DECT) are among the most widely deployed security technologies with 90 million new handsets shipping every year. However, DECT does not provide sufficient security for its intended application 'Cordless telephony' as it fails to deliver confidentiality and access control. The DECT Standard Cipher (DSC) is a proprietary 64-bit stream cipher based on irregularly clocked LFSRs and a non-linear output combiner. The cipher is meant to provide confidentiality for cordless telephony.
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