NO165698C - System for beskyttelse mot avlytting av digitalt utstyr. - Google Patents

System for beskyttelse mot avlytting av digitalt utstyr.

Info

Publication number
NO165698C
NO165698C NO882982A NO882982A NO165698C NO 165698 C NO165698 C NO 165698C NO 882982 A NO882982 A NO 882982A NO 882982 A NO882982 A NO 882982A NO 165698 C NO165698 C NO 165698C
Authority
NO
Norway
Prior art keywords
protection system
digital equipment
equipment protection
digital
protection
Prior art date
Application number
NO882982A
Other languages
English (en)
Other versions
NO882982L (no
NO882982D0 (no
NO165698B (no
Inventor
Lars Hoeivik
Original Assignee
System Sikkerhet As
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 System Sikkerhet As filed Critical System Sikkerhet As
Priority to NO882982A priority Critical patent/NO165698C/no
Publication of NO882982D0 publication Critical patent/NO882982D0/no
Priority to EP89907333A priority patent/EP0424415B1/en
Priority to AT89907333T priority patent/ATE101307T1/de
Priority to PCT/NO1989/000070 priority patent/WO1990000840A1/en
Priority to DE89907333T priority patent/DE68912941T2/de
Priority to AU38356/89A priority patent/AU3835689A/en
Publication of NO882982L publication Critical patent/NO882982L/no
Publication of NO165698B publication Critical patent/NO165698B/no
Priority to US07/623,815 priority patent/US5165098A/en
Publication of NO165698C publication Critical patent/NO165698C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/80—Jamming or countermeasure characterized by its function
    • H04K3/82—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection
    • H04K3/825—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection by jamming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K2203/00—Jamming of communication; Countermeasures
    • H04K2203/10—Jamming or countermeasure used for a particular application
    • H04K2203/14—Jamming or countermeasure used for a particular application for the transfer of light or images, e.g. for video-surveillance, for television or from a computer screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/42—Jamming having variable characteristics characterized by the control of the jamming frequency or wavelength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/43—Jamming having variable characteristics characterized by the control of the jamming power, signal-to-noise ratio or geographic coverage area

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Emergency Protection Circuit Devices (AREA)
NO882982A 1988-07-05 1988-07-05 System for beskyttelse mot avlytting av digitalt utstyr. NO165698C (no)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NO882982A NO165698C (no) 1988-07-05 1988-07-05 System for beskyttelse mot avlytting av digitalt utstyr.
EP89907333A EP0424415B1 (en) 1988-07-05 1989-07-03 System for protecting digital equipment against remote access
AT89907333T ATE101307T1 (de) 1988-07-05 1989-07-03 Schutzsystem fuer digitalvorrichtungen gegen ferneingang.
PCT/NO1989/000070 WO1990000840A1 (en) 1988-07-05 1989-07-03 System for protecting digital equipment against remote access
DE89907333T DE68912941T2 (de) 1988-07-05 1989-07-03 Schutzsystem für digitalvorrichtungen gegen ferneingang.
AU38356/89A AU3835689A (en) 1988-07-05 1989-07-03 System for protecting digital equipment against remote access
US07/623,815 US5165098A (en) 1988-07-05 1991-01-03 System for protecting digital equipment against remote access

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO882982A NO165698C (no) 1988-07-05 1988-07-05 System for beskyttelse mot avlytting av digitalt utstyr.

Publications (4)

Publication Number Publication Date
NO882982D0 NO882982D0 (no) 1988-07-05
NO882982L NO882982L (no) 1990-01-08
NO165698B NO165698B (no) 1990-12-10
NO165698C true NO165698C (no) 1991-03-20

Family

ID=19891043

Family Applications (1)

Application Number Title Priority Date Filing Date
NO882982A NO165698C (no) 1988-07-05 1988-07-05 System for beskyttelse mot avlytting av digitalt utstyr.

Country Status (6)

Country Link
US (1) US5165098A (no)
EP (1) EP0424415B1 (no)
AU (1) AU3835689A (no)
DE (1) DE68912941T2 (no)
NO (1) NO165698C (no)
WO (1) WO1990000840A1 (no)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462935B (sv) * 1989-01-30 1990-09-17 Cominvest Res Ab Saett och anordning foer hindrande av extern detektering av signalinformation
US5351292A (en) * 1989-01-26 1994-09-27 Cominvest Research Ab Method and apparatus for preventing external detection of signal information
IT1238529B (it) * 1989-11-10 1993-08-18 Data Protection Srl Dispositivo di protezione per computer e simili, atto ad impedire la cattura, la registrazione e l'uso indebito di dati dai medesimi duran-te il loro funzionamento e a proteggerli da disturbi transitori, ad e-levato contenuto energetico, verificantisi sulla rete a corrente alternata di alimentazione.
SE500276C2 (sv) * 1991-06-24 1994-05-24 Shield Research In Sweden Ab Förfarande och anordning för att förhindra extern detektering av signalinformation
IT1259383B (it) * 1992-04-02 1996-03-12 Dispositivo di protezione per computer e simili
US5297201A (en) * 1992-10-13 1994-03-22 J.D. Technologies, Inc. System for preventing remote detection of computer data from tempest signal emissions
DE4413523A1 (de) * 1994-04-15 1995-11-02 Wolf Birgit Dipl Ing Oec Verfahren zur Überlagerung der elektromagnetischen Felder von Informationssystemen - OverFLOW
JP3549581B2 (ja) * 1994-08-25 2004-08-04 富士通株式会社 電波盗視テスター
US5894517A (en) * 1996-06-07 1999-04-13 Cabletron Systems Inc. High-speed backplane bus with low RF radiation
US6304658B1 (en) 1998-01-02 2001-10-16 Cryptography Research, Inc. Leak-resistant cryptographic method and apparatus
US7587044B2 (en) 1998-01-02 2009-09-08 Cryptography Research, Inc. Differential power analysis method and apparatus
EP1090480B1 (en) 1998-06-03 2019-01-09 Cryptography Research, Inc. Improved des and other cryptographic processes with leak minimization for smartcards and other cryptosystems
US6539092B1 (en) 1998-07-02 2003-03-25 Cryptography Research, Inc. Leak-resistant cryptographic indexed key update
DE19921633A1 (de) * 1999-05-10 2000-11-16 Deutsche Telekom Ag Verfahren zur Implementierung kryptographischer Algorithmen
US6515304B1 (en) * 2000-06-23 2003-02-04 International Business Machines Corporation Device for defeating reverse engineering of integrated circuits by optical means
US6830058B2 (en) * 2003-05-12 2004-12-14 Wanda Ying Li Solar lighting system for outdoors umbrella
WO2005114902A1 (ja) * 2004-05-24 2005-12-01 Nippon Telegraph And Telephone Corporation 情報漏洩防止装置及び情報漏洩防止方法
DE102004047650B3 (de) * 2004-09-30 2006-04-13 W.L. Gore & Associates Gmbh Kleidungsstück mit induktivem Koppler und induktive Bekleidungsstückschnittstelle
FR2908205B1 (fr) * 2006-11-03 2009-02-27 Xiring Sa Dispositif de protection contre la fraude des objets de communication sans contact
US11581918B2 (en) * 2007-08-08 2023-02-14 Freelinc Technologies Inc. Near field communications system having enhanced security
AU2008304207A1 (en) * 2007-09-26 2009-04-02 Radeum, Inc. Dba Freelinc System and method for near field communications having local security
US20100287083A1 (en) * 2007-12-28 2010-11-11 Mastercard International, Inc. Detecting modifications to financial terminals
DE102011086646B4 (de) * 2011-11-18 2013-06-27 Siemens Aktiengesellschaft Bildschirm und Verfahren zur Ansteuerung eines Bildschirms
RU2479022C1 (ru) * 2012-01-20 2013-04-10 федеральное автономное учреждение "Государственный научно-исследовательский испытательный институт проблем технической защиты информации Федеральной службы по техническому и экспортному контролю" Способ защиты средств вычислительной техники от утечки информации по каналу побочных электромагнитных излучений и наводок
US9030829B2 (en) 2012-10-22 2015-05-12 Oliver Joen-An Ma Modular accessory
RU2557443C1 (ru) * 2014-04-25 2015-07-20 Шамшин Игорь Васильевич Способ защиты информации планшетного компьютера с помощью создания идентичного ложного электромагнитного излучения
WO2016115280A1 (en) 2015-01-14 2016-07-21 Virta Laboratories, Inc. Anomaly and malware detection using side channel analysis
RU2642032C1 (ru) * 2017-03-20 2018-01-23 федеральное автономное учреждение "Государственный научно-исследовательский испытательный институт проблем технической защиты информации Федеральной службы по техническому и экспортному контролю" Способ защиты средств вычислительной техники от утечки информации по каналу побочных электромагнитных излучений и наводок
EP3527103B1 (en) 2018-02-20 2021-01-06 Activa Leisure Inc. Stand for portable accessory
US11578860B2 (en) 2018-02-20 2023-02-14 ZHUN-AN Ma Stand for portable accessory
USD869718S1 (en) 2018-02-20 2019-12-10 ZHUN-AN Ma Umbrella attached light

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887772A (en) * 1944-06-30 1975-06-03 Bell Telephone Labor Inc Signal privacy with safety feature
US4208545A (en) * 1954-05-24 1980-06-17 Teletype Corporation Secrecy system
US4006478A (en) * 1958-08-15 1977-02-01 Lewis Bernard L Security device
US3174118A (en) * 1962-10-23 1965-03-16 Paul J Moore Coaxial cable radiation prevention device utilizing a masking spurious signal generator
DE3127843A1 (de) * 1981-07-15 1983-05-26 AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang Verfahren zur verhinderung von "kompromittierender abstrahlung" bei der verarbeitung und uebertragung geheimer dateninformationen
SE452077C (sv) * 1986-03-04 1992-12-07 Blixt Autovision Anordning foer att reducera ooenskade laeckfaelt upptraedande framfoer katodstraaleroers bildskaerm
GB8608172D0 (en) * 1986-04-03 1986-05-08 Walker S M Computer security devices
US4932057A (en) * 1988-10-17 1990-06-05 Grumman Aerospace Corporation Parallel transmission to mask data radiation

Also Published As

Publication number Publication date
AU3835689A (en) 1990-02-05
DE68912941D1 (de) 1994-03-17
EP0424415B1 (en) 1994-02-02
NO882982L (no) 1990-01-08
NO882982D0 (no) 1988-07-05
US5165098A (en) 1992-11-17
EP0424415A1 (en) 1991-05-02
NO165698B (no) 1990-12-10
WO1990000840A1 (en) 1990-01-25
DE68912941T2 (de) 1994-05-11

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