ATE460027T1 - Taktangriffresistentes kryptographisches system - Google Patents

Taktangriffresistentes kryptographisches system

Info

Publication number
ATE460027T1
ATE460027T1 AT99932571T AT99932571T ATE460027T1 AT E460027 T1 ATE460027 T1 AT E460027T1 AT 99932571 T AT99932571 T AT 99932571T AT 99932571 T AT99932571 T AT 99932571T AT E460027 T1 ATE460027 T1 AT E460027T1
Authority
AT
Austria
Prior art keywords
group
intermediate element
replacing
cryptographic system
bits
Prior art date
Application number
AT99932571T
Other languages
English (en)
Inventor
Ashok Vadekar
Robert Lambert
Original Assignee
Certicom Corp
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 Certicom Corp filed Critical Certicom Corp
Application granted granted Critical
Publication of ATE460027T1 publication Critical patent/ATE460027T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/724—Finite field arithmetic
    • G06F7/725—Finite field arithmetic over elliptic curves
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3005—Arrangements for executing specific machine instructions to perform operations for flow control
    • G06F9/30058—Conditional branch instructions
    • 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
    • H04L9/005—Countermeasures against attacks on cryptographic mechanisms for timing attacks
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F2207/7261—Uniform execution, e.g. avoiding jumps, or using formulae with the same power profile
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/4824—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices using signed-digit representation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computer Security & Cryptography (AREA)
  • Mathematical Optimization (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • Complex Calculations (AREA)
  • Storage Device Security (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Traffic Control Systems (AREA)
  • Lock And Its Accessories (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AT99932571T 1998-07-21 1999-07-21 Taktangriffresistentes kryptographisches system ATE460027T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002243761A CA2243761C (en) 1998-07-21 1998-07-21 Timing attack resistant cryptographic system
PCT/CA1999/000658 WO2000005837A1 (en) 1998-07-21 1999-07-21 Timing attack resistant cryptographic system

Publications (1)

Publication Number Publication Date
ATE460027T1 true ATE460027T1 (de) 2010-03-15

Family

ID=4162681

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99932571T ATE460027T1 (de) 1998-07-21 1999-07-21 Taktangriffresistentes kryptographisches system

Country Status (8)

Country Link
US (1) US7020281B2 (de)
EP (1) EP1097541B1 (de)
JP (1) JP4699610B2 (de)
AT (1) ATE460027T1 (de)
AU (1) AU4891799A (de)
CA (1) CA2243761C (de)
DE (1) DE69942094D1 (de)
WO (1) WO2000005837A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2252078C (en) * 1998-10-28 2009-02-17 Certicom Corp. Power signature attack resistant cryptographic system
US6948065B2 (en) * 2000-12-27 2005-09-20 Intel Corporation Platform and method for securely transmitting an authorization secret
DE10122504A1 (de) * 2001-05-10 2003-01-02 Giesecke & Devrient Gmbh Berechnung eines Vielfachen eines Gruppenelements für kryptographische Zwecke
US7233663B2 (en) * 2001-10-29 2007-06-19 Safenet, Inc. Key generation performance improvement
FR2838210B1 (fr) * 2002-04-03 2005-11-04 Gemplus Card Int Procede cryptographique protege contre les attaques de type a canal cache
DE10254658A1 (de) * 2002-11-22 2004-06-03 Philips Intellectual Property & Standards Gmbh Mikrocontroller und zugeordnetes Verfahren zum Abarbeiten der Programmierung des Mikrocontrollers
US7555122B2 (en) 2002-12-04 2009-06-30 Wired Communications LLC Method for elliptic curve point multiplication
US7426629B2 (en) * 2002-12-12 2008-09-16 Arm Limited Processing activity masking in a data processing system
US7302056B2 (en) * 2003-06-30 2007-11-27 Lucent Technologies Inc. Method and system for determining sequence parameters to limit cycle attacks in timed release cryptography
US8065531B2 (en) * 2006-04-06 2011-11-22 Nxp B.V. Decryption method
KR100867989B1 (ko) 2006-12-06 2008-11-10 한국전자통신연구원 단순전력분석에 안전한 Ｌｅｆｔ－ｔｏ－Ｒｉｇｈｔ방향으로 리코딩과 스칼라 곱셈을 동시에 수행하는 스칼라곱셈 방법
US7991162B2 (en) * 2007-09-14 2011-08-02 University Of Ottawa Accelerating scalar multiplication on elliptic curve cryptosystems over prime fields
US20170207918A1 (en) 2009-06-16 2017-07-20 Morpho Cryptography on an elliptical curve
US20140314229A1 (en) 2011-12-09 2014-10-23 Morpho Cryptography on a simplified elliptical curve
FR2946819B1 (fr) * 2009-06-16 2011-07-01 Sagem Securite Cryptographie sur une courbe elliptique.
FR2946818B1 (fr) 2009-06-16 2011-07-01 Sagem Securite Cryptographie sur une courbe elliptique simplifiee.
CN104313027B (zh) 2009-08-11 2018-11-20 库尔纳公司 通过抑制脂连蛋白(adipoq)的天然反义转录物治疗脂连蛋白(adipoq)相关疾病
GB2479871A (en) * 2010-04-26 2011-11-02 David Coyne System for preventing side channel attacks on a synchronous logic device.
US8635467B2 (en) 2011-10-27 2014-01-21 Certicom Corp. Integrated circuit with logic circuitry and multiple concealing circuits
US8334705B1 (en) 2011-10-27 2012-12-18 Certicom Corp. Analog circuitry to conceal activity of logic circuitry
US9239926B2 (en) 2012-06-29 2016-01-19 International Business Machines Corporation Static analysis for discovery of timing attack vulnerabilities in a computer software application
US9929862B2 (en) 2013-12-23 2018-03-27 Nxp B.V. Optimized hardware architecture and method for ECC point doubling using Jacobian coordinates over short Weierstrass curves
US9900154B2 (en) * 2013-12-23 2018-02-20 Nxp B.V. Optimized hardward architecture and method for ECC point addition using mixed affine-jacobian coordinates over short weierstrass curves
US9979543B2 (en) 2013-12-23 2018-05-22 Nxp B.V. Optimized hardware architecture and method for ECC point doubling using jacobian coordinates over short weierstrass curves
FR3015726B1 (fr) * 2013-12-24 2016-01-08 Morpho Procede de traitement comparatif securise
SG11202111434QA (en) * 2019-05-16 2021-11-29 Nchain Holdings Ltd Systems and methods for mining on a proof-of-work blockchain network
WO2022271163A1 (en) * 2021-06-23 2022-12-29 Pqsecure Technologies, Llc Computer processing architecture and method for supporting multiple public-key cryptosystems based on exponentiation
CN116647318A (zh) * 2022-02-16 2023-08-25 瑞昱半导体股份有限公司 防御密码系统时间攻击的方法及密码系统处理电路

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5197024A (en) 1989-06-14 1993-03-23 Pickett Lester C Method and apparatus for exponential/logarithmic computation
US5600324A (en) * 1992-05-11 1997-02-04 Rockwell International Corporation Keyless entry system using a rolling code
DE69326072T2 (de) 1993-11-02 1999-12-23 Bull S.A., Louveciennes Verfahren zur Prüfung eines sequentiellen endlichen Automaten
US5504817A (en) * 1994-05-09 1996-04-02 Yeda Research And Development Co. Ltd. At The Weizmann Institute Of Science Method and apparatus for memory efficient variants of public key encryption and identification schemes for smart card applications
US5553012A (en) 1995-03-10 1996-09-03 Motorola, Inc. Exponentiation circuit utilizing shift means and method of using same
US5623527A (en) 1996-01-30 1997-04-22 Hewlett-Packard Company Method and apparatus for determining an integer power of a floating point number
GB9713138D0 (en) * 1997-06-20 1997-08-27 Certicom Corp Accelerated finite field operations on an elliptic curve
US6175850B1 (en) * 1997-02-03 2001-01-16 Nippon Telegraph And Telephone Corporation Scheme for carrying out modular calculations based on redundant binary calculation
US5991415A (en) * 1997-05-12 1999-11-23 Yeda Research And Development Co. Ltd. At The Weizmann Institute Of Science Method and apparatus for protecting public key schemes from timing and fault attacks
US5987131A (en) * 1997-08-18 1999-11-16 Picturetel Corporation Cryptographic key exchange using pre-computation
DE69837036T2 (de) * 1997-09-16 2007-10-18 Koninklijke Philips Electronics N.V. Verfahren und vorrichtung zur ausführung einer entschlüsselung mittels einer standardisierten modularen potenzierung zum vereiteln eines zeitangriffs
JP4462511B2 (ja) * 1997-10-10 2010-05-12 サーティコム コーポレーション エルガマル・ライクなプロトコルのためのセッション・パラメータ生成方法
ATE325478T1 (de) * 1998-01-02 2006-06-15 Cryptography Res Inc Leckresistentes kryptographisches verfahren und vorrichtung
US6041122A (en) * 1998-02-27 2000-03-21 Intel Corporation Method and apparatus for hiding crytographic keys utilizing autocorrelation timing encoding and computation
DE69905145T2 (de) * 1998-03-25 2003-06-05 Certicom Corp., Mississauga Beschleunigte begrenztes-feld-operationen auf einer elliptischen kurve
WO1999063696A1 (en) * 1998-06-03 1999-12-09 Cryptography Research, Inc. Using unpredictable information to minimize leakage from smartcards and other cryptosystems
AU6381799A (en) * 1998-06-03 2000-01-10 Cryptography Research, Inc. Secure modular exponentiation with leak minimization for smartcards and other cryptosystems
DE69935913T2 (de) * 1998-07-02 2008-01-10 Cryptography Research Inc., San Francisco Leckresistente aktualisierung eines indexierten kryptographischen schlüssels

Also Published As

Publication number Publication date
EP1097541B1 (de) 2010-03-03
EP1097541A1 (de) 2001-05-09
AU4891799A (en) 2000-02-14
CA2243761A1 (en) 2000-01-21
DE69942094D1 (de) 2010-04-15
US7020281B2 (en) 2006-03-28
JP2002521724A (ja) 2002-07-16
JP4699610B2 (ja) 2011-06-15
CA2243761C (en) 2009-10-06
US20010033655A1 (en) 2001-10-25
WO2000005837A1 (en) 2000-02-03

Similar Documents

Publication Publication Date Title
ATE460027T1 (de) Taktangriffresistentes kryptographisches system
KR960013027A (ko) 적응 이퀄라이저의 고속 블라인드 등화 방법
DE69917592D1 (de) Gegen stromverbrauchsignaturanfall beständige kryptographie
WO2003005288A3 (en) Method and system for performing a pattern match search for text strings
DE69904621D1 (de) Verfahren zur wiederherstellung verlorener informationspackete bei packetübertragungsprotokollen
GB2360111A (en) A method and apparatus for improved predicate prediction
EP1160661A3 (de) Verfahren zur Skalarmultiplikation auf einer elliptischen Kurve und entsprechende Vorrichtung
CN115967526B (zh) 针对梯度提升决策树外包推理的隐私保护方法
DE502006005447D1 (de) Verfahren zur Verschlüsselung bzw. Entschlüsselung von Datenpaketen eines Datenstroms
JP5059258B2 (ja) 処理装置に対する差分電力攻撃を最小限にする方法および装置
GB2361854A (en) Detection of mutually orthogonal codewords, with intersymbol interference and imperfect timing
NO20030415D0 (no) Kryptografisk privat nökkellagring og fremgangsmåte og apparat for gjenvinning av denne
WO2004046017A3 (fr) Procede de division entiere securise contre les attaques a canaux caches
DE69837449D1 (de) Verfahren zur kryptographischen umwandlung von binären datenblöcken
WO2003083645A3 (fr) Procede cryptographique protege contre les attaques de type a canal cache
ATE287624T1 (de) Verfahren zum optimierten übertragen von atm- zellen über verbindungsabschnitte
CN116541878A (zh) 一种基于安全两方计算s型函数的隐私保护方法
WO2000049765A3 (fr) Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme de cryptographie a cle secrete
AU2003292338A1 (en) Molecular identification of bacteria of genus less thanigreater thanstreptococcusless than/igreater than and related genuses
EP0994424A3 (de) Hochgeschwindige Primzahlen-Berechnung
WO2002011359A3 (en) Method of encryption
Kasselman et al. Cryptanalysis of reduced version of HAVAL
CN119293658A (zh) 一种基于增量集成学习的恶意DoH隧道流量检测方法
RU2009114506A (ru) Скремблер, способ обработки скремблирования и программа
FI19991861A7 (fi) Sijainti-informaation hallinta

Legal Events

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