REGISTER  |  SIGN IN
   
Your search returned 240 patents.
( 380/247 in Current US Classification )
1 2 3
Patent IDTitleDate Filed
7085382 Communication device, communication device set, authentication method and method of wireless-connecting terminals December 26, 2000
7076064 Maintaining end-to-end synchronization on telecommunications connection November 19, 2001
7069001 Method for supporting cashless payment October 7, 2004
7058402 Subscribers database proofing using a checksum in a telecommunications system May 23, 2001
7058390 Mobile communication system using an encryption/decryption device June 14, 2001
7058180 Single sign-on process July 29, 2002
7054843 Method and apparatus in a telecommunications system March 1, 2005
7039190 Wireless LAN WEP initialization vector partitioning scheme December 28, 2000
7035410 Method and apparatus for enhanced security in a broadband telephony network March 1, 2000
7027807 Method for the user-initiated automatic subscription January 9, 2001
7024688 Techniques for performing UMTS (universal mobile telecommunications system) authentication using SIP (session initiation protocol) messages August 1, 2000
7023994 Method and device for customer personalization of GSM chips July 13, 1998
7020474 System and method for securing short-distance wireless communications, and applications thereof June 24, 2004
7020456 Method and system for authentication of units in a communications network December 7, 2001
7020455 Security reconfiguration in a universal mobile telecommunications system September 30, 2002
7016669 Method and apparatus for updating a subscriber identity in a mobile communication device March 26, 2003
7013128 Terminal device and terminal device operation management system and operation management method October 7, 2002
7010500 On-line subscription method December 30, 1999
6999751 Detection of cloned communication units based on message contents April 8, 2004
6993138 Spatial key trees for key management in wireless environments June 8, 2001
6980796 Method and system for verifying the authenticity of a first communication participants in a communications network March 18, 2002
6977577 Method for authenticating a portable object, corresponding portable object, and apparatus therefor January 9, 2002
6975730 Method and apparatus for contents information December 1, 2000
6973576 Digital content security system November 17, 2003
6963740 Secure enterprise communication system utilizing enterprise-specific security/trust token-enabled wireless communication devices July 31, 2002
6961541 Method and apparatus for enhancing security in a wireless network using distance measurement techniques May 24, 2002
6957342 Security module, security system and mobile station March 5, 2001
6947725 Mobile authentication system with reduced authentication delay March 4, 2002
6944253 Circuit and software for generating a stream cipher March 18, 2004
6934391 Method and apparatus for control of a subscriber identity module in a data communication system November 24, 1999
6928421 Method and system for securely recording a verbal transaction December 5, 2001
6928166 Radio communication device and user authentication method for use therewith March 1, 2001
6925568 Method and system for the processing of messages in a telecommunication system July 12, 2000
6925298 Initialization for hyper frame number of signaling radio bearers August 26, 2002
6925183 Preventing shortened lifetimes of security keys in a wireless communications security system August 16, 2001
6920559 Using a key lease in a secondary authentication protocol after a primary authentication protocol has been performed April 28, 2000
6918035 Method for two-party authentication and key agreement July 31, 1998
6915124 Method and apparatus for executing secure data transfer in a wireless network September 29, 2000
6901251 Portable communication apparatus having a man-machine interface and a method for its operation September 29, 2000
6882839 One-way roaming from ANS-41 to GSM systems May 8, 2001
6879690 Method and system for delegation of security procedures to a visited domain November 23, 2001
6876747 Method and system for security mobility between different cellular systems September 29, 2000
6876744 Methods and apparatus for enhanced CMEA including a CMEA iteration preceded and followed by transformations and employing an involuntary lookup July 22, 1998
6874088 Secure remote servicing of a computer system over a computer network June 15, 2000
6865673 Method for secure installation of device in packet based communication network March 21, 2000
6857068 System and method for data processing by executing a security program routine initially stored in a protected part of irreversibly blocked memory upon start-up June 21, 2000
6856800 Fast authentication and access control system for mobile networking May 14, 2002
6839553 Method of managing mobile station operational parameters March 22, 2002
6839434 Method and apparatus for performing a key update using bidirectional validation July 28, 1999
6795703 System and method for upgrading mobile handset February 26, 2001
6782260 Scheme for registration and authentication in wireless communication system using wireless LAN November 16, 2001
6778828 Personal mobility registration system for registration of a user's identity in a telecommunications terminal April 12, 2000
6775557 Telephone method and apparatus May 5, 2001
6768903 Method of controlling a channel between a radio terminal and a cellular radiocommunication infrastructure, and access network implementing such a method May 21, 2001
6768797 Method and apparatus for encrypting data in a wireless communication system May 9, 2003
6763112 Security procedure in universal mobile telephone service September 28, 1999
6754834 Technique for generating correlation number for use in lawful interception of telecommunications traffic November 23, 2001
6745326 Authentication process including setting up a secure channel between a subscriber and a service provider accessible through a telecommunications operator January 24, 2000
1 2 3
Page 1 of 3