ISO/IEC 10118-4-1998 信息技术安全技术散列函数第4部分:使用模数运算的散列函数

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【英文标准名称】:Informationtechnology-Securitytechniques-Hash-functions-Part4:Hash-functionsusingmodulararithmetic
【原文标准名称】:信息技术安全技术散列函数第4部分:使用模数运算的散列函数
【标准号】:ISO/IEC10118-4-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:数据保护;定义;信息技术;数据安全;数据处理;信息交换;规范(验收)
【英文主题词】:Dataprocessing;Dataprotection;Datasecurity;Definitions;Hash-functions;Informationinterchange;Informationtechnology;Specification(approval)
【摘要】:ThispartofISO/IEC10118specifiestwohash-functionswhichmakeuseofmodulararithmetic.Thesehash-func-tions,whicharebelievedtobecollision-resistant,compressmessagesofarbitrarybutlimitedlengthtoahash-codewhoselengthisdeterminedbythelengthoftheprimenumberusedinthereduction-functiondefinedin7.3.Thus,thehash-codeiseasilyscaledtotheinputlengthofanymechanism(e.g.,signaturealgorithm,identificationscheme).Thehash-functionsspecifiedinthispartofISO/IEC10118,knownasMASH-1andMASH-2(ModularArithmeticSecureHash)areparticularlysuitableforenvironmentsinwhichimplementationsofmodulararithmeticofsufficientlengtharealreadyavailable.Thetwohash-functionsdifferonlyintheexponentusedintheround-function.
【中国标准分类号】:L70
【国际标准分类号】:35_040
【页数】:23P.;A4
【正文语种】:英语

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【英文标准名称】:Communicationcables-Specificationsfortestmethods-Part4-7:Environmentaltestmethods-Dampheatsteadystate;GermanversionEN50289-4-7:2008
【原文标准名称】:通信电缆.试验方法用规范.第4-7部分:环境试验方法.湿热稳定状态
【标准号】:EN50289-4-7-2008
【标准状态】:现行
【国别】:
【发布日期】:2008-08
【实施或试行日期】:2008-08-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:模拟;模拟信号;电缆;通信电缆;通信技术;湿热试验;数字的;数字信号;电气工程;环境条件;阻止环境(退化);环境可持续性;环境试验;热学;材料测试;潮气;耐力;规范;规范(验收);测试
【英文主题词】:Analogue;Analoguesignals;Cables;Communicationcables;Communicationtechnology;Damp-heattests;Digital;Digitalsignals;Electricalengineering;Environmentalconditions;Environmentalresistance;Environmentalsustainability;Environmentaltesting;Heat;Materialstesting;Moisture;Resistance;Specification;Specification(approval);Testing
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:33_120_10
【页数】:8P.;A4
【正文语种】:英语

Product Code:SAE AS5528
Title:Lubricant Application, Solid Film, Heat Cured, Corrosion Inhibiting
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope: This SAE Aerospace Standard (AS) establishes the surface pretreatment, temperature, and baking time required to cure AS5272 lubricant when it is applied over the surfaces of manufactured parts of various metals. This requirement is not mandatory for threaded product applications unless otherwise specified.
Rationale: This SAE Aerospace Standard (AS) establishes the surface pretreatment, temperature, and baking time required to cure AS5272 lubricant when it is applied over the surfaces of manufactured parts of various metals. This requirement is not mandatory for threaded product applications unless otherwise specified.