| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 02/24/2004 | CA2151460C Set top terminal for cable television delivery systems |
| 02/24/2004 | CA2151458C An operation center for a television program packaging and delivery system |
| 02/24/2004 | CA2149989C Video data bus communication system and method |
| 02/20/2004 | CA2398415A1 System and methods for generating trusted and authenticatable time stamps for electronic documents |
| 02/19/2004 | WO2004015943A1 Method and apparatus for secure e-mail |
| 02/19/2004 | WO2004015942A1 Method and device for selective encryption of e-mail |
| 02/19/2004 | WO2004015941A1 Method and device for secure e-mail |
| 02/19/2004 | WO2004015940A1 Method and apparatus for interactive electronic messages |
| 02/19/2004 | WO2004015918A1 System and method for signing a document and verifying its authenticity |
| 02/19/2004 | WO2004015916A1 Encrypting/decrypting device and method, encrypting device and method, decrypting device and method, and transmitting/receiving device |
| 02/19/2004 | WO2004015908A2 Control systems and methods using a partially-observable markov decision process (po-mdp) |
| 02/19/2004 | WO2004015740A2 Integrated circuit for digital rights management |
| 02/19/2004 | WO2004015581A1 Digital content with information of latent value to purchaser and method for making the same |
| 02/19/2004 | WO2004015580A1 Digital content with information of latent value to purchaser and method for making the same |
| 02/19/2004 | WO2004015576A1 System and method for preventing access to data on a compromised remote device |
| 02/19/2004 | WO2004015515A2 System and method for authentication |
| 02/19/2004 | WO2003096726A3 Method and apparatus for use in securing an electronic device such as a cell phone |
| 02/19/2004 | WO2003081780A3 Hierarchical identity-based encryption and signature schemes |
| 02/19/2004 | WO2003026207A3 Method and system for secure distribution of digital documents |
| 02/19/2004 | WO2003017566A3 Method for authorized displaying information distributed through public communication media |
| 02/19/2004 | US20040034863 Fast digital channel changing |
| 02/19/2004 | US20040034792 Electronic appliance and electronic appliance function restriction release method |
| 02/19/2004 | US20040034791 Distributed peer-to-peer verification system of data |
| 02/19/2004 | US20040034787 Video and/or audio information reading apparatus, information recording apparatus, optical disk reproducing apparatus, optical disk recording apparatus, information reading method, information recording method, program, and storage medium |
| 02/19/2004 | US20040034780 Electronic postmarking without directly ultilizing an electronic postmark server |
| 02/19/2004 | US20040034779 Method and apparatus to authenticate digitally recorded information |
| 02/19/2004 | US20040034778 Watermark placement in watermarking of time varying media signals |
| 02/19/2004 | US20040034777 Method and apparatus for watermarking binary computer code with modified compiler optimizations |
| 02/19/2004 | US20040034776 Authenticating peer-to-peer connections |
| 02/19/2004 | US20040034774 System and method for privilege delegation and control |
| 02/19/2004 | US20040034772 Method and system for accelerated data encryption |
| 02/19/2004 | US20040034603 Transferable meter licenses using smartcard technology |
| 02/19/2004 | US20040034600 Contents distribution system, contents distribution apparatus, terminal, and method of distributing contents |
| 02/19/2004 | US20040032954 Method and apparatus for use in encrypted communication |
| 02/19/2004 | US20040032951 Method and system for limiting the possibility of transforming data designed to constitute, in particular pre-payment tokens |
| 02/19/2004 | US20040032950 Method and apparatus for composable block re-encryption of publicly distributed content |
| 02/19/2004 | US20040032949 Hill system or scrambler system |
| 02/19/2004 | US20040031857 Non-contact IC card |
| 02/19/2004 | US20040031773 Method of fabricating an ink jet printhead |
| 02/19/2004 | DE10254747A1 Sicherheitssystem für Geräte eines drahtlosen Netzwerks Safety system for a wireless network devices |
| 02/19/2004 | DE10234973A1 Erzeugen von Ergebniswerten mit einer vorgegebenen Eigenschaft Generating of result values with a given property |
| 02/19/2004 | DE10234815A1 Digital signature method for digital information uses 2 data sets and 2 signatures respectively provided by digital signing of digital information and digital signing of combined data set |
| 02/19/2004 | CA2495147A1 Control systems and methods using a partially-observable markov decision process (po-mdp) |
| 02/19/2004 | CA2495083A1 System and method for preventing access to data on a compromised remote device |
| 02/19/2004 | CA2495034A1 Method and device for selective encryption of e-mail |
| 02/19/2004 | CA2495018A1 Method and apparatus for secure e-mail |
| 02/19/2004 | CA2495002A1 Method and device for secure e-mail |
| 02/19/2004 | CA2494972A1 Method and apparatus for interactive electronic messages |
| 02/18/2004 | EP1389874A2 Fast digital channel changing |
| 02/18/2004 | EP1389752A2 System and method for privilege delegation and control |
| 02/18/2004 | EP1389386A2 Method and apparatus for transmission framing in a wireless communication system |
| 02/18/2004 | EP1389376A1 Methods and apparatus for efficient computation of one-way chains in cryptographic applications |
| 02/18/2004 | CN1476721A Projector for projecting password |
| 02/18/2004 | CN1476709A Internet protocol telephony security architecture |
| 02/18/2004 | CN1476606A Recording medium recording and/or reproduction apparatus, recording and/or reproduction method |
| 02/18/2004 | CN1476580A Content usage authority management system and management method |
| 02/18/2004 | CN1476207A IP special line charging method and system |
| 02/18/2004 | CN1476196A Fast public key cipher algorithm and its corresponding digital signing |
| 02/18/2004 | CN1476195A Terminal apparatus, communication method and system |
| 02/18/2004 | CN1476012A Video/audio frequency information reading, recording, reproducing apparatus, method program and medium |
| 02/18/2004 | CN1475930A Chain path layer location information filtering based on state detection |
| 02/18/2004 | CN1475901A Dynamic direction guiding interface system and method |
| 02/18/2004 | CN1139221C Data encrypting method and equipment |
| 02/17/2004 | US6694434 Method and apparatus for controlling program execution and program distribution |
| 02/17/2004 | US6694432 Securing data in a machine for testing electronic components |
| 02/17/2004 | US6694414 Magnetic disc device having copy protect function |
| 02/17/2004 | US6694365 Method and system for receiving and providing access to information at a web site |
| 02/17/2004 | US6694025 Method and apparatus for secure distribution of public/private key pairs |
| 02/17/2004 | US6694024 Transmitting data words |
| 02/17/2004 | US6691921 Information processing device |
| 02/17/2004 | CA2292817C Method and apparatus for elliptic curve cryptography and recording medium therefor |
| 02/17/2004 | CA2193846C Rolling code security system |
| 02/12/2004 | WO2004014075A2 Storage of encrypted digital signals |
| 02/12/2004 | WO2004014040A1 Security system for devices of a wireless network |
| 02/12/2004 | WO2004014039A1 Security system for apparatuses in a wireless network |
| 02/12/2004 | WO2004014038A1 Security system for apparatuses in a network |
| 02/12/2004 | WO2004014037A1 Secure authenticated distance measurement |
| 02/12/2004 | WO2004014023A1 Radio information transmitting system, radio communication method, radio station, and radio terminal device |
| 02/12/2004 | WO2004014020A1 Groups signature scheme |
| 02/12/2004 | WO2004014019A1 Method for transmitting encrypted data, associated decrypting method, device for carrying out said methods and a mobile terminal for the incorporation thereof |
| 02/12/2004 | WO2004014018A1 Method for the production of a common key |
| 02/12/2004 | WO2004014017A1 Methods for secure enrollment and backup of personal identity credentials into electronic devices |
| 02/12/2004 | WO2004014016A1 Method and device of manipulating data in finite fields |
| 02/12/2004 | WO2004013899A2 Semiconductor quantum cryptographic device and method |
| 02/12/2004 | WO2004013751A2 Generation of result values having a predefined characteristic |
| 02/12/2004 | WO2004013749A1 Print data communication with data encryption and decryption |
| 02/12/2004 | WO2003100561A3 System and method for providing wlan security through synchronized update and rotation of wep keys |
| 02/12/2004 | WO2003097123A3 User authorization system and method for a sedation and analgesia system |
| 02/12/2004 | WO2003017062A3 Securities quotation display method and system |
| 02/12/2004 | WO2002088874A3 Method and system for micropayment transactions |
| 02/12/2004 | US20040030933 User interface and method for inputting password and password system using the same |
| 02/12/2004 | US20040030925 Statement regarding federally sponsored research or development |
| 02/12/2004 | US20040030918 Enterprise based opaque message archives |
| 02/12/2004 | US20040030917 Opaque message archives |
| 02/12/2004 | US20040030916 Preemptive and interactive data solicitation for electronic messaging |
| 02/12/2004 | US20040030915 Access restriction control device and method |
| 02/12/2004 | US20040030913 System and method for computer protection against malicious electronic mails by analyzing, profiling and trapping the same |
| 02/12/2004 | US20040030911 Contents distribution scheme using tamper-resistant processor |
| 02/12/2004 | US20040030910 Method of verifying authorized use of electronic book on an information platform |
| 02/12/2004 | US20040030907 Integrated circuit for digital rights management |