FR2844409B1 - Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile - Google Patents

Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile

Info

Publication number
FR2844409B1
FR2844409B1 FR0211084A FR0211084A FR2844409B1 FR 2844409 B1 FR2844409 B1 FR 2844409B1 FR 0211084 A FR0211084 A FR 0211084A FR 0211084 A FR0211084 A FR 0211084A FR 2844409 B1 FR2844409 B1 FR 2844409B1
Authority
FR
France
Prior art keywords
protection
secret key
authentication algorithm
mobile radiotelephone
radiotelephone
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.)
Expired - Fee Related
Application number
FR0211084A
Other languages
English (en)
Other versions
FR2844409A1 (fr
Inventor
Herve Pelletier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR0211084A priority Critical patent/FR2844409B1/fr
Publication of FR2844409A1 publication Critical patent/FR2844409A1/fr
Application granted granted Critical
Publication of FR2844409B1 publication Critical patent/FR2844409B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/44—Program or device authentication
    • G06F21/445—Program or device authentication by mutual authentication, e.g. between devices or programs
    • 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
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
    • G06F21/755—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation with measures against power attack
    • 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
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/72—Indexing scheme relating to groups G06F7/72 - G06F7/729
    • G06F2207/7219—Countermeasures against side channel or fault attacks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2129—Authenticate client device independently of the user
    • 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
    • H04L2209/08—Randomization, e.g. dummy operations or using noise
    • 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
    • H04L2209/80—Wireless
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
FR0211084A 2002-09-05 2002-09-05 Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile Expired - Fee Related FR2844409B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0211084A FR2844409B1 (fr) 2002-09-05 2002-09-05 Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0211084A FR2844409B1 (fr) 2002-09-05 2002-09-05 Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile

Publications (2)

Publication Number Publication Date
FR2844409A1 FR2844409A1 (fr) 2004-03-12
FR2844409B1 true FR2844409B1 (fr) 2004-12-24

Family

ID=31725905

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0211084A Expired - Fee Related FR2844409B1 (fr) 2002-09-05 2002-09-05 Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile

Country Status (1)

Country Link
FR (1) FR2844409B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2875657B1 (fr) * 2004-09-22 2006-12-15 Trusted Logic Sa Procede de securisation de traitements cryptographiques par le biais de leurres.
EP1646174A1 (fr) * 2004-10-07 2006-04-12 Axalto SA Méthode et appareil pour générer un jeux d'instructions cryptographique automatiquement et génération d'un code

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2776445A1 (fr) * 1998-03-17 1999-09-24 Schlumberger Ind Sa Procede de securisation de donnees mettant en oeuvre un algorithme cryptographique

Also Published As

Publication number Publication date
FR2844409A1 (fr) 2004-03-12

Similar Documents

Publication Publication Date Title
DE602004023263D1 (de) Mobilkommunikationsendgerät und Verfahren zum Schutz von privaten Informationen
DE60139580D1 (de) Biometrische Authentisierung in einem Kommunikationssystem
WO2004084424A3 (fr) Utilisation de donnees a secret partage pour l'authentification entre un reseau amrc et un reseau gsm
GB2366938B (en) Authentication in a mobile communications network
GB0211812D0 (en) S-box encryption in block cipher implementations
DE60328350D1 (de) Zellulares Telefon und Zubehör dafür
NO992839L (no) Sikkerhetsfunksjon i mobilt nettverk
FI20021260A0 (fi) Salausavaimen hallinta matkaviestinjärjestelmässä
NO992071L (no) Autentisering i mobilnettverk
NO20006565D0 (no) Fremgangsmåte for operasjonelt å endre autorisasjon på en mobiltelefon
FR2844409B1 (fr) Protection d'une cle secrete pour algorithme d'authentification dans un radiotelephone mobile
GB2376592B (en) Improvements in or relating to mobile phones
GB0117248D0 (en) Ciphering keys for different cellular communication networks
DE60232936D1 (de) Vermeidung der Überbenutzung von Sicherheitsschlüsseln in einem drahtlosen Kommunikations-Sicherheitssystem
EP1451966A4 (fr) Authentification d'un reseau de communication hybride
DE60131319D1 (de) Anordnung von einem zellularem Telefon und einem Kraftfahrzeug.
GB2422919B (en) Software application security access management in mobile communication devices
DE50006838D1 (de) Tragbares telefon
FR2759871B1 (fr) Etui pour telephone portable
GB2367086B (en) Block paving and edging former
GB0308305D0 (en) Digital message encryption and authentication
GB0209327D0 (en) Mobile phone antitheft security device - metal strap type
DE60017298D1 (de) Beurteilung von Wegsunwucht in mobilen Nachrichtenübertragungsnetzwerken
Xiao et al. Mechanism of authentication and key agreement in WCDMA.
FR2838015B1 (fr) Borne de recharge pour telephone portable

Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
TP Transmission of property
TP Transmission of property
CD Change of name or company name
ST Notification of lapse

Effective date: 20120531