ATE455408T1 - Erstellung von substrings unter wahrung der privatsphäre - Google Patents

Erstellung von substrings unter wahrung der privatsphäre

Info

Publication number
ATE455408T1
ATE455408T1 AT07011112T AT07011112T ATE455408T1 AT E455408 T1 ATE455408 T1 AT E455408T1 AT 07011112 T AT07011112 T AT 07011112T AT 07011112 T AT07011112 T AT 07011112T AT E455408 T1 ATE455408 T1 AT E455408T1
Authority
AT
Austria
Prior art keywords
share
string
substrings
creation
start value
Prior art date
Application number
AT07011112T
Other languages
English (en)
Inventor
Florian Kerschbaum
Sa De Souza Luciana Moreira
Original Assignee
Sap Ag
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
Application filed by Sap Ag filed Critical Sap Ag
Application granted granted Critical
Publication of ATE455408T1 publication Critical patent/ATE455408T1/de

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
    • H04L9/008—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols involving homomorphic encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/04—Masking or blinding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Telephonic Communication Services (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
AT07011112T 2006-07-06 2007-06-06 Erstellung von substrings unter wahrung der privatsphäre ATE455408T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/482,262 US7986780B2 (en) 2006-07-06 2006-07-06 Privacy-preserving substring creation

Publications (1)

Publication Number Publication Date
ATE455408T1 true ATE455408T1 (de) 2010-01-15

Family

ID=38577933

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07011112T ATE455408T1 (de) 2006-07-06 2007-06-06 Erstellung von substrings unter wahrung der privatsphäre

Country Status (4)

Country Link
US (1) US7986780B2 (de)
EP (1) EP1876749B1 (de)
AT (1) ATE455408T1 (de)
DE (1) DE602007004262D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1841122A1 (de) * 2006-03-31 2007-10-03 Alain Schumacher Verschlüsselungsverfahren für hochsichere Anwendungen
US7995750B2 (en) * 2006-07-06 2011-08-09 Sap Ag Privacy-preserving concatenation of strings
US8818959B2 (en) 2008-12-02 2014-08-26 Adobe Systems Incorporated Virtual embedding of files in documents
JP5737788B2 (ja) * 2011-12-16 2015-06-17 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ 紛失通信によりメッセージを送信するシステム
US9740879B2 (en) 2014-10-29 2017-08-22 Sap Se Searchable encryption with secure and efficient updates
US9342707B1 (en) 2014-11-06 2016-05-17 Sap Se Searchable encryption for infrequent queries in adjustable encrypted databases
US9830470B2 (en) 2015-10-09 2017-11-28 Sap Se Encrypting data for analytical web applications
US10360390B2 (en) * 2016-12-14 2019-07-23 Sap Se Oblivious order-preserving encryption
US10528556B1 (en) * 2017-12-31 2020-01-07 Allscripts Software, Llc Database methodology for searching encrypted data records
JP7140202B2 (ja) * 2018-10-26 2022-09-21 日本電気株式会社 秘密計算サーバ、システム、秘密計算方法及びプログラム
US10746567B1 (en) 2019-03-22 2020-08-18 Sap Se Privacy preserving smart metering

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495532A (en) * 1994-08-19 1996-02-27 Nec Research Institute, Inc. Secure electronic voting using partially compatible homomorphisms
US5568554A (en) 1995-01-31 1996-10-22 Digital Equipment Corporation Method for improving the processing and storage performance of digital signature schemes
JP2000066587A (ja) * 1998-08-24 2000-03-03 Toshiba Corp データ処理装置及び通信システム並びに記録媒体
US20040131181A1 (en) * 2002-04-03 2004-07-08 Rhoads Steven Charles Method and apparatus for encrypting content
EP1383265A1 (de) 2002-07-16 2004-01-21 Nokia Corporation Verfahren zur Erzeugung von Proxysignaturen
EP1676396A4 (de) 2003-10-03 2010-03-10 Agency Science Tech & Res Verfahren zur kryptographischen verarbeitung einer nachricht, verfahren zum erzeugen einer kryptographisch verarbeiteten nachricht, verfahren zur durchführung einer kryptographischen operation an einer nachricht, computersystem, client-computer, server-computer und computerprogrammelemente
ATE463898T1 (de) * 2006-01-02 2010-04-15 Sap Ag System und verfahren für den vergleich von privatwerten
EP1835657B1 (de) * 2006-03-16 2014-11-12 Sap Se Verfahren und Systeme zur Mehrparteiensortierung von Privatwerten
US7995750B2 (en) 2006-07-06 2011-08-09 Sap Ag Privacy-preserving concatenation of strings

Also Published As

Publication number Publication date
DE602007004262D1 (de) 2010-03-04
EP1876749A1 (de) 2008-01-09
US20080019510A1 (en) 2008-01-24
EP1876749B1 (de) 2010-01-13
US7986780B2 (en) 2011-07-26

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties