Interception of secure data in a mobile network

Details Interception of secure data in a mobile network Interception of secure data in a mobile network

2006-10-03

2006-10-03

Barrón, Jr., Gilberto (Department: 2132)

Cryptography

Key management

Key escrow or recovery

C380S247000, C380S270000

Reexamination Certificate

active

07116786

ABSTRACT:
A method for interception of encrypted end-to-end (12, 14) communication data stores encryption keys (42, 44) of secure communication users. Upon intercept activation (47) a decrypt function (20) provides plain text data to an authorized appropriate law agency (30).

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“EISI TS 133 106 V4.0.0 (Mar. 2001), Universal Mobile Telecommunications System (UMTS); 3G Security; Lawful Interception Requirements”, Mar. 2001, European Telecommunications Standards Institute, Retrieved from the Internet on Jul. 24, 2006 <URL: http://eu.sabotage.org/www/ETSI—surveillance—standards/2001—03—ETSI—TS—133—106—v4.0.0—umts—requirements.pdf>.

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