Cryptoperiod

  An ISO term. The time span during which a specific cryptographic key is authorised for use or in which the cryptographic keys for a given system remain in effect.

International financial encyclopaedia . 2014.

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  • Cryptoperiod — A cryptoperiod is the time span during which a specific cryptographic key is authorized for use. Common government guidelines range from 1 to 3 years for asymmetric cryptography[1], and 1 day to 7 days for symmetric cipher traffic keys.[2]… …   Wikipedia

  • DRYAD — This article is about the enciphering system. For other uses, see Dryad (disambiguation). The DRYAD Numeral Cipher/Authentication System (KTC 1400 D) is a simple, paper cryptographic system currently in use by the U.S. military for authentication …   Wikipedia

  • NSA encryption systems — The National Security Agency took over responsibility for all U.S. Government encryption systems when it was formed in 1952. The technical details of most NSA approved systems are still classified, but much more about its early systems has become …   Wikipedia

  • List of cryptographic key types — This glossary lists types of keys as the term is used in cryptography, as opposed to door locks. Terms that are primarily used by the U.S. National Security Agency are marked (NSA) . For classification of keys according to their usage see… …   Wikipedia

  • Fialka — In cryptography, Fialka (M 125) is the name of a Cold War era Soviet cipher machine. A rotor machine, the device uses 10 rotors, each with 30 contacts along with mechanical pins to control stepping. It also makes use of a punch card mechanism.… …   Wikipedia

  • FASCINATOR — is a series of Type 1 encryption modules designed in the late 1980s to be installed in Motorola digital capable voice radios. These radios were originally built to accept a DES based encryption module that was not approved by NSA for classified… …   Wikipedia

  • Glossary of cryptographic key types — This glossary lists types of keys as the term is used in cryptography, as opposed to door locks. Terms that are primarily used by the U.S. National Security Agency are marked (NSA). For classification of keys according to their usage see… …   Wikipedia

  • криптопериод — Период действия (использования) ключа; период шифрования (текста) на одном ключе. [http://www.rfcmd.ru/glossword/1.8/index.php?a=index d=23] Тематики защита информации EN cryptoperiod …   Справочник технического переводчика

  • период действия ключа — Интервал времени, в течение которого гарантируются необходимая защищенность без смены криптографического ключа. [Л.М. Невдяев. Телекоммуникационные технологии. Англо русский толковый словарь справочник. Под редакцией Ю.М. Горностаева. Москва,… …   Справочник технического переводчика

  • период действия секретного ключа — период защищенности без смены криптографического ключа — [Л.Г.Суменко. Англо русский словарь по информационным технологиям. М.: ГП ЦНИИС, 2003.] Тематики информационные технологии в целом Синонимы период защищенности без смены… …   Справочник технического переводчика

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