DE3631992A1 - Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrens - Google Patents
Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrensInfo
- Publication number
- DE3631992A1 DE3631992A1 DE19863631992 DE3631992A DE3631992A1 DE 3631992 A1 DE3631992 A1 DE 3631992A1 DE 19863631992 DE19863631992 DE 19863631992 DE 3631992 A DE3631992 A DE 3631992A DE 3631992 A1 DE3631992 A1 DE 3631992A1
- Authority
- DE
- Germany
- Prior art keywords
- look
- ahead
- bits
- carry
- cryptography
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 103
- 238000007792 addition Methods 0.000 claims description 53
- 238000004364 calculation method Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 20
- 239000000872 buffer Substances 0.000 claims description 18
- 238000012546 transfer Methods 0.000 claims description 13
- 230000006870 function Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 230000002829 reductive effect Effects 0.000 claims description 5
- 230000006386 memory function Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000013480 data collection Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000004891 communication Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 241000030538 Thecla Species 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000015654 memory Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000009182 swimming Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006101 laboratory sample Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 150000002835 noble gases Chemical class 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F7/721—Modular inversion, reciprocal or quotient calculation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F7/722—Modular multiplication
-
- 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
- H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
- H04L9/302—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the integer factorization problem, e.g. RSA or quadratic sieve [QS] schemes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
-
- 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
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
- H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Computing Systems (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Complex Calculations (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863631992 DE3631992A1 (de) | 1986-03-05 | 1986-09-20 | Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrens |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3607646 | 1986-03-05 | ||
| DE19863631992 DE3631992A1 (de) | 1986-03-05 | 1986-09-20 | Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3631992A1 true DE3631992A1 (de) | 1987-11-05 |
| DE3631992C2 DE3631992C2 (fr) | 1988-12-08 |
Family
ID=25841713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863631992 Granted DE3631992A1 (de) | 1986-03-05 | 1986-09-20 | Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrens |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3631992A1 (fr) |
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0403456A2 (fr) * | 1989-06-16 | 1990-12-19 | Telia Ab | Circuit de chiffrement |
| DE3924344A1 (de) * | 1989-07-22 | 1991-02-14 | Vielhaber Michael Johannes Dip | Digitalrechner-betriebsverfahren zur modularen reduktion eines produktes zweier grosser zahlen und entsprechender arithmetikprozessor |
| DE19834934A1 (de) * | 1998-07-29 | 2000-02-03 | Sikom Sicherheits Und Kommunik | Verfahren zur gesicherten Übertragung von Daten |
| WO2002067108A2 (fr) * | 2001-02-16 | 2002-08-29 | Infineon Technologies Ag | Procede et dispositif de multiplication modulaire et unite de calcul de multiplication modulaire |
| WO2002073394A2 (fr) * | 2001-03-13 | 2002-09-19 | Infineon Technologies Ag | Procede et dispositif de multiplication modulaire |
| WO2003021424A2 (fr) * | 2001-08-29 | 2003-03-13 | Infineon Technologies Ag | Procede et dispositif pour effectuer une multiplication modulaire |
| WO2003085499A1 (fr) * | 2002-04-10 | 2003-10-16 | Infineon Technologies Ag | Unite de calcul et procede d'addition |
| WO2003085512A2 (fr) * | 2002-04-10 | 2003-10-16 | Infineon Technologies Ag | Unite de calcul et procede de soustraction |
| WO2003093970A2 (fr) * | 2002-04-29 | 2003-11-13 | Infineon Technologies Ag | Dispositif et procede pour calculer un quotient entier |
| DE10219158A1 (de) * | 2002-04-29 | 2003-11-20 | Infineon Technologies Ag | Vorrichtung und Verfahren zum Berechnen eines Ergebnisses einer modularen Multiplikation |
| WO2004031938A2 (fr) * | 2002-09-25 | 2004-04-15 | Infineon Technologies Ag | Dispositif et procede pour la conversion et circuit additionneur |
| WO2004059515A2 (fr) * | 2002-12-23 | 2004-07-15 | Infineon Technologies Ag | Multiplication modulaire a calcul parallele des parametres d’evaluation anticipee |
| WO2004059463A1 (fr) * | 2002-12-23 | 2004-07-15 | Infineon Technologies Ag | Dispositif et procede pour calculer une multiplication avec un decalage du multiplicande |
| DE19547283B4 (de) * | 1994-12-19 | 2005-07-21 | Nippon Soken, Inc., Nishio | Verschlüsselungssystem und Verschlüsselungsverfahren, die an verschiedenen schlüssellosen Zugangssystemen anwendbar sind |
| US6970016B2 (en) | 2002-06-04 | 2005-11-29 | Infineon Technologies Ag | Data processing circuit and method for transmitting data |
| US7282983B2 (en) | 2005-03-11 | 2007-10-16 | Infineon Technologies Ag | Secure and fast calculating unit |
| US7426529B2 (en) | 2002-06-06 | 2008-09-16 | Infineon Technologies Ag | Processor and method for a simultaneous execution of a calculation and a copying process |
| CN100429618C (zh) * | 2000-12-13 | 2008-10-29 | 因芬尼昂技术股份公司 | 密码处理器 |
| US7558817B2 (en) | 2002-04-29 | 2009-07-07 | Infineon Technologies Ag | Apparatus and method for calculating a result of a modular multiplication |
| US8109186B2 (en) * | 2007-02-15 | 2012-02-07 | Aew Delford Systems Limited | Gripping food products in slicing machines |
| US8176109B2 (en) | 2005-10-28 | 2012-05-08 | Infineon Technologies Ag | Calculating unit for reducing an input number with respect to a modulus |
| US8364737B2 (en) | 2005-10-28 | 2013-01-29 | Infineon Technologies Ag | Device and method for calculating a result of a sum with a calculating unit with limited word length |
| US8364740B2 (en) | 2005-10-28 | 2013-01-29 | Infineon Technologies Ag | Device and method for calculating a result of a modular multiplication with a calculating unit smaller than the operands |
| US8369520B2 (en) | 2000-12-13 | 2013-02-05 | Infineon Technologies Ag | Cryptographic device employing parallel processing |
| US8417760B2 (en) | 2005-10-28 | 2013-04-09 | Infineon Technologies Ag | Device and method for calculating a multiplication addition operation and for calculating a result of a modular multiplication |
| EP1293891B2 (fr) † | 1997-04-18 | 2017-04-12 | Certicom Corp. | Processeur arithmétique accomodant différentes tailles de champ fini. |
| US20190205093A1 (en) * | 2017-12-28 | 2019-07-04 | Intel Corporation | Unified integer and carry-less modular multiplier and a reduction circuit |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10215771A1 (de) * | 2002-04-10 | 2003-11-20 | Infineon Technologies Ag | Konfigurierbares Rechenwerk |
| DE10225230B4 (de) * | 2002-06-06 | 2004-10-21 | Infineon Technologies Ag | Prozessor und Verfahren zum gleichzeitigen Ausführen einer Berechnung und eines Kopiervorgangs |
| DE10229811A1 (de) * | 2002-07-03 | 2004-01-15 | Deutsche Telekom Ag | Verschlüsselungsverfahren basierend auf Faktorisierung |
| DE10307942B3 (de) * | 2003-02-25 | 2004-03-11 | Infineon Technologies Ag | Halbaddierer |
| DE102004013484B3 (de) * | 2004-03-18 | 2005-08-11 | Infineon Technologies Ag | Rechenwerk |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3228018C2 (de) * | 1981-07-27 | 1985-03-21 | Nippon Telegraph & Telephone Public Corp., Tokio/Tokyo | Schlüsselsystem für RSA-Kryptographie |
-
1986
- 1986-09-20 DE DE19863631992 patent/DE3631992A1/de active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3228018C2 (de) * | 1981-07-27 | 1985-03-21 | Nippon Telegraph & Telephone Public Corp., Tokio/Tokyo | Schlüsselsystem für RSA-Kryptographie |
Non-Patent Citations (2)
| Title |
|---|
| Rivest,R.L., A Description of a Single-Chip Imple-mentation of the RSA Cipher, in LAM-BDA Magazine 1Nr.3, 1980, S.14-18, vorgetragen auf der National Telecommunication Conference am 30.11. bis 4.12.80in Houston, Texas * |
| W.GILOI, H.LIEBIG: "Logischer Entwurf digitaler Systeme", Springer Verlag, 1980, S.177-178 * |
Cited By (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0403456A3 (fr) * | 1989-06-16 | 1991-01-16 | Telia Ab | Circuit de chiffrement |
| EP0403456A2 (fr) * | 1989-06-16 | 1990-12-19 | Telia Ab | Circuit de chiffrement |
| DE3924344A1 (de) * | 1989-07-22 | 1991-02-14 | Vielhaber Michael Johannes Dip | Digitalrechner-betriebsverfahren zur modularen reduktion eines produktes zweier grosser zahlen und entsprechender arithmetikprozessor |
| DE19547283B4 (de) * | 1994-12-19 | 2005-07-21 | Nippon Soken, Inc., Nishio | Verschlüsselungssystem und Verschlüsselungsverfahren, die an verschiedenen schlüssellosen Zugangssystemen anwendbar sind |
| EP1293891B2 (fr) † | 1997-04-18 | 2017-04-12 | Certicom Corp. | Processeur arithmétique accomodant différentes tailles de champ fini. |
| DE19834934A1 (de) * | 1998-07-29 | 2000-02-03 | Sikom Sicherheits Und Kommunik | Verfahren zur gesicherten Übertragung von Daten |
| DE19834934C2 (de) * | 1998-07-29 | 2000-08-31 | Sikom Sicherheits Und Kommunik | Verfahren zur gesicherten Übertragung von Daten |
| US8369520B2 (en) | 2000-12-13 | 2013-02-05 | Infineon Technologies Ag | Cryptographic device employing parallel processing |
| CN100429618C (zh) * | 2000-12-13 | 2008-10-29 | 因芬尼昂技术股份公司 | 密码处理器 |
| US6920473B2 (en) | 2001-02-16 | 2005-07-19 | Infineon Technologies Ag | Method and apparatus for modular multiplying and calculating unit for modular multiplying |
| WO2002067108A2 (fr) * | 2001-02-16 | 2002-08-29 | Infineon Technologies Ag | Procede et dispositif de multiplication modulaire et unite de calcul de multiplication modulaire |
| WO2002067108A3 (fr) * | 2001-02-16 | 2002-12-12 | Infineon Technologies Ag | Procede et dispositif de multiplication modulaire et unite de calcul de multiplication modulaire |
| CN100437470C (zh) * | 2001-03-13 | 2008-11-26 | 因芬尼昂技术股份公司 | 模数增值方法及装置 |
| WO2002073394A2 (fr) * | 2001-03-13 | 2002-09-19 | Infineon Technologies Ag | Procede et dispositif de multiplication modulaire |
| WO2002073394A3 (fr) * | 2001-03-13 | 2002-11-07 | Infineon Technologies Ag | Procede et dispositif de multiplication modulaire |
| EP1628206A2 (fr) * | 2001-08-29 | 2006-02-22 | Infineon Technologies AG | Procédé et dispositif destiné à la multiplication modulaire |
| WO2003021424A3 (fr) * | 2001-08-29 | 2003-09-25 | Infineon Technologies Ag | Procede et dispositif pour effectuer une multiplication modulaire |
| EP1628206A3 (fr) * | 2001-08-29 | 2006-05-17 | Infineon Technologies AG | Procédé et dispositif destiné à la multiplication modulaire |
| US7016927B2 (en) | 2001-08-29 | 2006-03-21 | Infineon Technologies Ag | Method and apparatus for modular multiplication |
| WO2003021424A2 (fr) * | 2001-08-29 | 2003-03-13 | Infineon Technologies Ag | Procede et dispositif pour effectuer une multiplication modulaire |
| US6965910B2 (en) | 2002-04-10 | 2005-11-15 | Infineon Technologies Ag | Calculating unit and method for adding |
| WO2003085512A3 (fr) * | 2002-04-10 | 2004-07-15 | Infineon Technologies Ag | Unite de calcul et procede de soustraction |
| US6970899B2 (en) | 2002-04-10 | 2005-11-29 | Infineon Technologies Ag | Calculating unit and method for subtracting |
| WO2003085512A2 (fr) * | 2002-04-10 | 2003-10-16 | Infineon Technologies Ag | Unite de calcul et procede de soustraction |
| WO2003085499A1 (fr) * | 2002-04-10 | 2003-10-16 | Infineon Technologies Ag | Unite de calcul et procede d'addition |
| DE10219158B4 (de) * | 2002-04-29 | 2004-12-09 | Infineon Technologies Ag | Vorrichtung und Verfahren zum Berechnen eines Ergebnisses einer modularen Multiplikation |
| WO2003093970A2 (fr) * | 2002-04-29 | 2003-11-13 | Infineon Technologies Ag | Dispositif et procede pour calculer un quotient entier |
| WO2003093970A3 (fr) * | 2002-04-29 | 2004-07-15 | Infineon Technologies Ag | Dispositif et procede pour calculer un quotient entier |
| DE10219158A1 (de) * | 2002-04-29 | 2003-11-20 | Infineon Technologies Ag | Vorrichtung und Verfahren zum Berechnen eines Ergebnisses einer modularen Multiplikation |
| US7558817B2 (en) | 2002-04-29 | 2009-07-07 | Infineon Technologies Ag | Apparatus and method for calculating a result of a modular multiplication |
| US6970016B2 (en) | 2002-06-04 | 2005-11-29 | Infineon Technologies Ag | Data processing circuit and method for transmitting data |
| US7426529B2 (en) | 2002-06-06 | 2008-09-16 | Infineon Technologies Ag | Processor and method for a simultaneous execution of a calculation and a copying process |
| WO2004031938A3 (fr) * | 2002-09-25 | 2004-07-01 | Infineon Technologies Ag | Dispositif et procede pour la conversion et circuit additionneur |
| EP1677185A1 (fr) * | 2002-09-25 | 2006-07-05 | Infineon Technologies AG | Dispositif et procédé destinés à la conversion et circuit additionneur |
| US7613763B2 (en) | 2002-09-25 | 2009-11-03 | Infineon Technologies Ag | Apparatus and method for converting, and adder circuit |
| WO2004031938A2 (fr) * | 2002-09-25 | 2004-04-15 | Infineon Technologies Ag | Dispositif et procede pour la conversion et circuit additionneur |
| WO2004059515A3 (fr) * | 2002-12-23 | 2005-02-10 | Infineon Technologies Ag | Multiplication modulaire a calcul parallele des parametres d’evaluation anticipee |
| KR100744216B1 (ko) * | 2002-12-23 | 2007-07-30 | 인피네온 테크놀로지스 아게 | 계산 장치 및 방법과 컴퓨터 프로그램 저장 매체 |
| US7647367B2 (en) | 2002-12-23 | 2010-01-12 | Infineon Technologies Ag | Apparatus and method for calculating a multiplication |
| US7698357B2 (en) | 2002-12-23 | 2010-04-13 | Infineon Technologies Ag | Modular multiplication with parallel calculation of the look-ahead parameters |
| WO2004059515A2 (fr) * | 2002-12-23 | 2004-07-15 | Infineon Technologies Ag | Multiplication modulaire a calcul parallele des parametres d’evaluation anticipee |
| WO2004059463A1 (fr) * | 2002-12-23 | 2004-07-15 | Infineon Technologies Ag | Dispositif et procede pour calculer une multiplication avec un decalage du multiplicande |
| US7282983B2 (en) | 2005-03-11 | 2007-10-16 | Infineon Technologies Ag | Secure and fast calculating unit |
| US8364737B2 (en) | 2005-10-28 | 2013-01-29 | Infineon Technologies Ag | Device and method for calculating a result of a sum with a calculating unit with limited word length |
| US8364740B2 (en) | 2005-10-28 | 2013-01-29 | Infineon Technologies Ag | Device and method for calculating a result of a modular multiplication with a calculating unit smaller than the operands |
| US8176109B2 (en) | 2005-10-28 | 2012-05-08 | Infineon Technologies Ag | Calculating unit for reducing an input number with respect to a modulus |
| US8417760B2 (en) | 2005-10-28 | 2013-04-09 | Infineon Technologies Ag | Device and method for calculating a multiplication addition operation and for calculating a result of a modular multiplication |
| US8977668B2 (en) | 2005-10-28 | 2015-03-10 | Infineon Technologies Ag | Calculating unit for reducing an input number with respect to a modulus |
| US8109186B2 (en) * | 2007-02-15 | 2012-02-07 | Aew Delford Systems Limited | Gripping food products in slicing machines |
| US20190205093A1 (en) * | 2017-12-28 | 2019-07-04 | Intel Corporation | Unified integer and carry-less modular multiplier and a reduction circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3631992C2 (fr) | 1988-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3631992C2 (fr) | ||
| EP0239749B1 (fr) | Procédé cryptographique et processeur cryptographique pour réaliser ce procédé | |
| DE69903854T2 (de) | Verfahren zur beschleunigung kryptographischer operationen auf elliptischen kurven | |
| DE69818798T2 (de) | Hochgeschwindige Montgomerywert-Berechnung | |
| DE10201449C1 (de) | Rechenwerk, Verfahren zum Ausführen einer Operation mit einem verschlüsselten Operanden, Carry-Select-Addierer und Kryptographieprozessor | |
| DE69828150T2 (de) | Vom Rechenaufwand her effizientes modulares Multiplikationsverfahren und Gerät | |
| DE69716331T2 (de) | Schaltung für Modulo-Multiplikations- und Exponentiationsarithmetik | |
| DE3789769T2 (de) | System zur erzeugung eines gemeinsamen geheimübertragungsschlüssels und kommunikationssystem unter verwendung des gemeinsamen geheimübertragungsschlüssels. | |
| DE69917356T2 (de) | Sicherheitstechnik an einem Computernetzwerk | |
| DE69229766T2 (de) | Verfahren und Gerät zum Verschlüsseln und Entschlüsseln von Kommunikationsdaten | |
| DE69826963T2 (de) | Gerät für die modulare Inversion zur Sicherung von Information | |
| DE102020113922A1 (de) | Multipliziererschaltungsanordnung mit reduzierter latenz für sehr grosse zahlen | |
| DE102020102453A1 (de) | Integrierte Schaltung zum modularen Multiplizieren von zwei ganzen Zahlen für ein kryptographisches Verfahren und Verfahren zur kryptographischen Verarbeitung von Daten basierend auf modularer Multiplikation | |
| DE19758079A1 (de) | Verfahren und Vorrichtung zur Galoisfeld-Multiplikation | |
| DE112007001319T5 (de) | Multiplizieren zweier Zahlen | |
| DE10107376A1 (de) | Verfahren und Vorrichtung zum modularen Multiplizieren und Rechenwerk zum modularen Multiplizieren | |
| DE102007054316A1 (de) | Modulares Multiplikationsverfahren, modularer Multiplizierer und Kryptosystem | |
| DE10260655B3 (de) | Vorrichtung und Verfahren zum Berechnen einer Multiplikation mit einer Verschiebung des Multiplikanden, insbesondere bei der kryptographischen Berechnung | |
| DE60109805T2 (de) | Verfahren und system zur benützung eines ungesicherten krypto-beschleunigers | |
| DE69735290T2 (de) | Verfahren zur unsymmetrischen kryptographischen kommunikation und zugehöriger tragbarer gegenstand | |
| EP1664979B1 (fr) | Transition entre deux representations masquees d'une valeur lors de calculs cryptographiques | |
| DE10219158B4 (de) | Vorrichtung und Verfahren zum Berechnen eines Ergebnisses einer modularen Multiplikation | |
| DE10260660B3 (de) | Modulare Multiplikation mit paralleler Berechnung der Look-Ahead-Parameter u.a. bei der kryptographischen Berechnung | |
| DE60117813T2 (de) | Verfahren und Vorrichtung zur Speicherung und wiedergewinnung eones Privaten Kryptoschlüssels | |
| EP2641241A1 (fr) | Procédé de division longue ou de réduction modulaire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |