ANSI Z21.13-1972 燃气低压蒸气和热水锅炉
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来源:标准资料网
【英文标准名称】:Gas-firedlow-pressuresteamandhotwaterboilers
【原文标准名称】:燃气低压蒸气和热水锅炉
【标准号】:ANSIZ21.13-1972
【标准状态】:作废
【国别】:美国
【发布日期】:1972
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Calorifiers;Features;Gasburning;Gasheaters;Gas-waterheaters;Hot-waterboilers;Low-pressureboiler;Serviceinstallationsinbuildings;Specification(approval);Steamboilers;Storagewaterheaters;Testmethods;Testing
【摘要】:
【中国标准分类号】:
【国际标准分类号】:91_140_10
【页数】:
【正文语种】:英语
基本信息
| 标准名称： | 供排水大阀门维护检修规程(试行) |
| 中标分类： |
化工 >>
化工机械与设备 >>
化工机械与设备综合 |
| 替代情况： | 被SHS 09001-2004代替 |
| 发布日期： | |
| 实施日期： | 1992-11-09 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 6页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 化工 化工机械与设备 化工机械与设备综合
【英文标准名称】:Informationtechnology-OpenSystemsInterconnection-TheDirectory:Public-keyandattributecertificateframeworks
【原文标准名称】:信息技术.开放系统互连.目录:公共键和属性认证框架
【标准号】:ISO/IEC9594-8-2005
【标准状态】:作废
【国别】:国际
【发布日期】:2005-12
【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/SC6
【标准类型】:()
【标准水平】:()
【中文主题词】:校验;合格证书;电信设备;数据网络;数据处理;定义;人名地址录;膨胀;导则;信息交换;信息技术;计数检查;作标记;网络互连;开式系统;开放系统互连;电信
【英文主题词】:Authentication;Certificates;Communicationservice;Datanetwork;Dataprocessing;Definitions;Directories;Expansion(deformation);Guidelines;Informationinterchange;Informationtechnology;Inspectionbyattributes;Marking;Networkinterconnection;Opensystems;Opensystemsinterconnection;OSI;Telecommunication;Telecommunications
【摘要】:ThisRecommendation|InternationalStandardaddressessomeofthesecurityrequirementsintheareasofauthenticationandothersecurityservicesthroughtheprovisionofasetofframeworksuponwhichfullservicescanbebased.Specifically,thisRecommendation|InternationalStandarddefinesframeworksfor:–Public-keycertificates;–Attributecertificates;–Authenticationservices.Thepublic-keycertificateframeworkdefinedinthisRecommendation|InternationalStandardincludesdefinitionoftheinformationobjectsforPublicKeyInfrastructure(PKI),includingpublic-keycertificates,andCertificateRevocationList(CRL).TheattributecertificateframeworkincludesdefinitionoftheinformationobjectsforPrivilegeManagementInfrastructure(PMI),includingattributecertificates,andAttributeCertificateRevocationList(ACRL).ThisSpecificationalsoprovidestheframeworkforissuing,managing,usingandrevokingcertificates.Anextensibilitymechanismisincludedinthedefinedformatsforbothcertificatetypesandforallrevocationlistschemes.ThisRecommendation|InternationalStandardalsoincludesasetofstandardextensionsforeach,whichisexpectedtobegenerallyusefulacrossanumberofapplicationsofPKIandPMI.Theschemacomponents,includingobjectclasses,attributetypesandmatchingrulesforstoringPKIandPMIobjectsintheDirectory,areincludedinthisRecommendation|InternationalStandard.OtherelementsofPKIandPMI,beyondtheseframeworks,suchaskeyandcertificatemanagementprotocols,operationalprotocols,additionalcertificateandCRLextensionsareexpectedtobedefinedbyotherstandardsbodies(e.g.,ISOTC68,IETF,etc.).TheauthenticationschemedefinedinthisRecommendation|InternationalStandardisgenericandmaybeappliedtoavarietyofapplicationsandenvironments.TheDirectorymakesuseofpublic-keycertificatesandattributecertificates,andtheframeworkfortheDirectory'suseofthesefacilitiesisalsodefinedinthisRecommendation|InternationalStandard.Public-keytechnology,includingcertificates,isusedbytheDirectorytoenablestrongauthentication,signedand/orencryptedoperations,andforstorageofsignedand/orencrypteddataintheDirectory.AttributecertificatescanbeusedbytheDirectorytoenablerule-basedaccesscontrol.AlthoughtheframeworkfortheseisprovidedinthisSpecification,thefulldefinitionoftheDirectory'suseoftheseframeworks,andtheassociatedservicesprovidedbytheDirectoryanditscomponentsissuppliedinthecompletesetofDirectorySpecifications.ThisRecommendation|InternationalStandard,intheAuthenticationservicesframework,also:–specifiestheformofauthenticationinformationheldbytheDirectory;–describeshowauthenticationinformationmaybeobtainedfromtheDirectory;–statestheassumptionsmadeabouthowauthenticationinformationisformedandplacedintheDirectory;–definesthreewaysinwhichapplicationsmayusethisauthenticationinformationtoperformauthenticationanddescribeshowothersecurityservicesmaybesupportedbyauthentication.ThisRecommendation|InternationalStandarddescribestwolevelsofauthentication:simpleauthentication,usingapasswordasaverificationofclaimedidentity;andstrongauthentication,involvingcredentialsformedusingcryptographictechniques.Whilesimpleauthenticationofferssomelimitedprotectionagainstunauthorizedaccess,onlystrongauthenticationshouldbeusedasthebasisforprovidingsecureservices.Itisnotintendedtoestablishthisasageneralframeworkforauthentication,butitcanbeofgeneraluseforapplicationswhichconsiderthesetechniquesadequate.
【中国标准分类号】:L79
【国际标准分类号】:35_100_70
【页数】:162P.;A4
【正文语种】:英语
