【英文标准名称】:Aluminiumandaluminiumalloys-Aluminiumsheet,stripandplateforelectrotechnicalapplications;GermanversionEN14121:2003
【原文标准名称】:铝和铝合金.电工用铝薄板材、带材和板材
【标准号】:EN14121-2003
【标准状态】:现行
【国别】:
【发布日期】:2003-08
【实施或试行日期】:
【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】:铝薄板材;薄板材;层;断裂伸长;板;特性;电导性;电导性;硬度试验;铝锻造合金;顺序示度;厚度;腐蚀;铝带材;弹性极限应力;精整;弯曲试验;带材;布氏硬度;耐腐蚀性;铝;铝合金;电气工程;材料;抗拉强度;消费者与供货者的关系;机械性能;规范(验收);生产商试验;试验
【英文主题词】:Aluminium;Aluminiumalloys;Aluminiumsheets;Aluminiumstrips;Aluminiumwroughtalloys;Bendtesting;Brinellhardness;Conductivity;Consumer-supplierrelations;Corrosion;Corrosionresistance;Electricalconductivity;Electricalengineering;Elongationatfracture;Finishes;Hardnesstesting;Layers;Manufacturer'stest;Materials;Mechanicalproperties;Orderindications;Plates;Proofstress;Properties;Sheetmaterials;Sheets;Specification(approval);Strips;Tensilestrength;Testing;Thickness
【摘要】:
【中国标准分类号】:H61
【国际标准分类号】:77_150_10
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:Informationtechnology-Securitytechniques-Keymanagement-Mechanismsusingasymmetrictechniques
【原文标准名称】:信息技术.安全技术.关键管理.使用不对称技术的机构
【标准号】:BSISO/IEC11770-3-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:数据处理;数据安全;信息交流;键(密码);密码;标记(数据传输);算法;数据存储保护;编码(程序设计);数据管理;专利;不对称的
【英文主题词】:Algorithms;Authentication;Codesystems;Dataprocessing;Dataprotection;Datatransmission;Definition;Definitions;Informationinterchange;Informationtechnology;Safetyengineering
【摘要】:ThispartofISO/IEC11770defineskeymanagementmechanismsbasedonasymmetriccryptographictech-niques.Itspecificallyaddressestheuseofasymmetrictechniquestoachievethefollowinggoals:1.EstablishasharedsecretkeyforasymmetriccryptographictechniquebetweentwoentitiesAandBbykeyagreement.Inasecretkeyagreementmechanismthesecretkeyisthere-sultofadataexchangebetweenthetwoenti-tiesAandB.Neitherofthemcanprede-terminethevalueofthesharedsecretkey.2.EstablishasharedsecretkeyforasymmetriccryptographictechniquebetweentwoentitiesAandBbykeytransport.InasecretkeytransportmechanismthesecretkeyischosenbyoneentityAandistransferredtoanotherentityB,suitablyprotectedbyasymmetrictechniques.3.Makeanentity'spublickeyavailabletootherentitiesbykeytransport.Inapublickeytransportmechanism,thepublickeyofanen-tityAmustbetransferredtootherentitiesinanauthenticatedway,butnotrequiringse-crecy.SomeofthemechanismsofthispartofISO/IEC11770arebasedonthecorrespondingauthenticationmecha-nismsinISO/IEC9798-3.ThispartofISO/IEC11770doesnotcoveraspectsofkeymanagementsuchas-keylifecyclemanagement,-mechanismstogenerateorvalidateasymmet-rickeypairs,-mechanismstostore,archive,delete,destroy,etc.keys.WhilethispartofISO/IEC11770doesnotexplicitlycoverthedistributionofanentity'sprivatekey(ofanasymmetrickeypair)fromatrustedthirdpartytoarequestingentity,thekeytransportmechanismsde-scribedcanbeusedtoachievethis.ThispartofISO/IEC11770doesnotcovertheimple-mentationsofthetransformationsusedinthekeyman-agementmechanisms.NOTE-Toachieveauthenticityofkeymanage-mentmessagesitispossibletomakeprovisionsforauthenticitywithinthekeyestablishmentprotocolortouseapublickeysignaturesystemtosignthekeyexchangemessages.
【中国标准分类号】:L70
【国际标准分类号】:35_040
【页数】:42P;A4
【正文语种】:英语