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BR9708685B1 - dispositivo codificador e sistema. - Google Patents

dispositivo codificador e sistema.

Info

Publication number
BR9708685B1
BR9708685B1 BRPI9708685-1A BR9708685A BR9708685B1 BR 9708685 B1 BR9708685 B1 BR 9708685B1 BR 9708685 A BR9708685 A BR 9708685A BR 9708685 B1 BR9708685 B1 BR 9708685B1
Authority
BR
Brazil
Prior art keywords
encoder device
encoder
Prior art date
Application number
BRPI9708685-1A
Other languages
English (en)
Other versions
BR9708685A (pt
Inventor
Derek L Davis
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24540224&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9708685(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of BR9708685A publication Critical patent/BR9708685A/pt
Publication of BR9708685B1 publication Critical patent/BR9708685B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Computer And Data Communications (AREA)
BRPI9708685-1A 1996-04-17 1997-03-17 dispositivo codificador e sistema. BR9708685B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/633,581 US5805706A (en) 1996-04-17 1996-04-17 Apparatus and method for re-encrypting data without unsecured exposure of its non-encrypted format
PCT/US1997/004697 WO1997039552A1 (en) 1996-04-17 1997-03-17 An apparatus and method for re-encrypting data

Publications (2)

Publication Number Publication Date
BR9708685A BR9708685A (pt) 1999-08-03
BR9708685B1 true BR9708685B1 (pt) 2011-03-09

Family

ID=24540224

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9708685-1A BR9708685B1 (pt) 1996-04-17 1997-03-17 dispositivo codificador e sistema.

Country Status (10)

Country Link
US (2) US5805706A (pt)
JP (1) JP4703791B2 (pt)
KR (1) KR20000005526A (pt)
CN (1) CN1100419C (pt)
AU (1) AU2541797A (pt)
BR (1) BR9708685B1 (pt)
DE (2) DE19781707T1 (pt)
GB (1) GB2326571B (pt)
TW (1) TW384429B (pt)
WO (1) WO1997039552A1 (pt)

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US8271805B2 (en) * 2005-02-04 2012-09-18 Sony Computer Entertainment Inc. Methods and apparatus for providing a secure buffer
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US20060262928A1 (en) * 2005-05-23 2006-11-23 Hagai Bar-El Method, device, and system of encrypting/decrypting data
US8460364B2 (en) * 2006-07-20 2013-06-11 Orbusneich Medical, Inc. Bioabsorbable polymeric medical device
US20080019506A1 (en) * 2006-07-21 2008-01-24 Yung-Huan Hsu Encryption/Decryption Apparatus, System and Method
KR100792287B1 (ko) * 2006-07-27 2008-01-07 삼성전자주식회사 자체 생성한 암호화키를 이용한 보안방법 및 이를 적용한보안장치
JP4843531B2 (ja) * 2006-09-29 2011-12-21 富士通株式会社 暗号変換装置、暗号変換方法および暗号変換プログラム
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JP4536092B2 (ja) * 2007-07-30 2010-09-01 日本放送協会 限定受信方式の処理装置
JP4536091B2 (ja) * 2007-07-30 2010-09-01 日本放送協会 限定受信方式の処理装置及び処理方法
US8504844B2 (en) * 2008-12-19 2013-08-06 Teradata Us, Inc. System, method, and computer-readable medium for cryptographic key rotation in a database system
US10110380B2 (en) * 2011-03-28 2018-10-23 Nxp B.V. Secure dynamic on chip key programming
CN103378966A (zh) * 2012-04-26 2013-10-30 Nxp股份有限公司 安全动态片上密钥编程
KR101420940B1 (ko) * 2012-12-17 2014-07-17 한국항공우주연구원 스푸핑을 방지하기 위한 암호화 장치 및 방법
CN103927496B (zh) * 2013-01-11 2017-06-16 北大方正集团有限公司 出版过程中的信息记录方法和装置、输出方法和装置
US10445710B2 (en) * 2014-08-26 2019-10-15 Ncr Corporation Security device key management
WO2016067473A1 (ja) * 2014-10-31 2016-05-06 富士通株式会社 セキュリティシステム及びコンピュータ機器間の通信方法
US10187363B2 (en) 2014-12-31 2019-01-22 Visa International Service Association Hybrid integration of software development kit with secure execution environment
JP6529820B2 (ja) * 2015-05-13 2019-06-12 株式会社 インターコム 通信装置及びプログラム
US10027640B2 (en) 2015-09-22 2018-07-17 Qualcomm Incorporated Secure data re-encryption
CN205563549U (zh) * 2015-11-12 2016-09-07 意法半导体(鲁塞)公司 电路和安全系统
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Also Published As

Publication number Publication date
TW384429B (en) 2000-03-11
CN1222274A (zh) 1999-07-07
DE19781707T1 (de) 1999-03-18
GB2326571B (en) 2000-09-20
HK1016773A1 (en) 1999-11-05
GB2326571A (en) 1998-12-23
CN1100419C (zh) 2003-01-29
AU2541797A (en) 1997-11-07
WO1997039552A1 (en) 1997-10-23
JP4703791B2 (ja) 2011-06-15
KR20000005526A (ko) 2000-01-25
BR9708685A (pt) 1999-08-03
DE19781707B4 (de) 2005-10-06
USRE40694E1 (en) 2009-03-31
GB9822543D0 (en) 1998-12-09
US5805706A (en) 1998-09-08
JP2000508854A (ja) 2000-07-11

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O ARTIGO 8O COMBINADO 13 DA LPI

B09S Decision of refusal: publication cancelled [chapter 9.2.2 patent gazette]

Free format text: REFERENTE A RPI 2060 DE29/06/2010 CODIGO DE DESPACHO: 9.2 ANULADA A PUBLICACAO DE INDEFERIMENTO POR TER SIDO INDEVIDA.

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 09/03/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)