EP3234853A1 - Procédé et dispositif de mémorisation sécurisée de données et d'accès à ces données - Google Patents
Procédé et dispositif de mémorisation sécurisée de données et d'accès à ces donnéesInfo
- Publication number
- EP3234853A1 EP3234853A1 EP15813691.1A EP15813691A EP3234853A1 EP 3234853 A1 EP3234853 A1 EP 3234853A1 EP 15813691 A EP15813691 A EP 15813691A EP 3234853 A1 EP3234853 A1 EP 3234853A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- data
- key
- predicate
- attribute vector
- terminal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
-
- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
-
- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
-
- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
- H04L9/0897—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage involving additional devices, e.g. trusted platform module [TPM], smartcard or USB
Definitions
- FIG. 1 shows a schematic representation of a portable data carrier according to the invention in communication with a terminal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Health & Medical Sciences (AREA)
- Bioethics (AREA)
- Storage Device Security (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014018889.2A DE102014018889A1 (de) | 2014-12-17 | 2014-12-17 | Verfahren und Vorrichtung zum sicheren Speichern von Daten und zum Zugreifen auf diese Daten |
PCT/EP2015/002513 WO2016096117A1 (fr) | 2014-12-17 | 2015-12-14 | Procédé et dispositif de mémorisation sécurisée de données et d'accès à ces données |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3234853A1 true EP3234853A1 (fr) | 2017-10-25 |
Family
ID=54979620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15813691.1A Withdrawn EP3234853A1 (fr) | 2014-12-17 | 2015-12-14 | Procédé et dispositif de mémorisation sécurisée de données et d'accès à ces données |
Country Status (4)
Country | Link |
---|---|
US (1) | US20170351867A1 (fr) |
EP (1) | EP3234853A1 (fr) |
DE (1) | DE102014018889A1 (fr) |
WO (1) | WO2016096117A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7233265B2 (ja) * | 2019-03-15 | 2023-03-06 | 三菱電機株式会社 | 署名装置、検証装置、署名方法、検証方法、署名プログラム及び検証プログラム |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6085323A (en) * | 1996-04-15 | 2000-07-04 | Kabushiki Kaisha Toshiba | Information processing system having function of securely protecting confidential information |
US7792301B2 (en) * | 2006-06-29 | 2010-09-07 | Microsoft Corporation | Access control and encryption in multi-user systems |
US8364984B2 (en) * | 2009-03-13 | 2013-01-29 | Microsoft Corporation | Portable secure data files |
US8996887B2 (en) * | 2012-02-24 | 2015-03-31 | Google Inc. | Log structured volume encryption for virtual machines |
US9547771B2 (en) * | 2013-02-12 | 2017-01-17 | Amazon Technologies, Inc. | Policy enforcement with associated data |
-
2014
- 2014-12-17 DE DE102014018889.2A patent/DE102014018889A1/de not_active Withdrawn
-
2015
- 2015-12-14 EP EP15813691.1A patent/EP3234853A1/fr not_active Withdrawn
- 2015-12-14 US US15/536,926 patent/US20170351867A1/en not_active Abandoned
- 2015-12-14 WO PCT/EP2015/002513 patent/WO2016096117A1/fr active Application Filing
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2016096117A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102014018889A1 (de) | 2016-06-23 |
WO2016096117A1 (fr) | 2016-06-23 |
US20170351867A1 (en) | 2017-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20170717 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04L 9/08 20060101AFI20181106BHEP Ipc: G06F 21/62 20130101ALI20181106BHEP |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20181219 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20190430 |