首页
登录
从业资格
Certificates are(71)documents attesting
Certificates are(71)documents attesting
免费题库
2022-08-02
69
问题
Certificates are(71)documents attesting to the(72)of a public key to an individual or other entity.They allow verification of the claim that a given public key does in fact belong to a given individual.Certificates help prevent someone from using a phony key to(73)someone else.In their simplest form,certificates contain a public key and a name.As commonly used,a certificate also contains an(74)date,the name of the CA that issued the certificate,a serial number,and perhaps other information.Most importantly,it contains the digital(75)of the certificate issuer.The most widely accepted format for certificates is X.509,thus,certificates can be read or written by any application complying with X.509.A.communicationB.computationC.expectationD.expiration
选项
A.communication
B.computation
C.expectation
D.expiration
答案
D
解析
数字认证是一种证明个人或其他机构
拥有
某一公开密钥的
数字
文件。数字认证用于确定某一给定的公钥是否确实属于某个人或某个机构。数字认证有助于防止有人
假冒
别人的秘钥。形式最简单的数字认证包含一个公钥和一个用户名。通常,数字认证还包括
有效期
,发证机关名称,序列号,也许还包含其他信息。最重要的是,它包含了发证机关的数字
签名
。最普遍公认的数字认证标准是X.509国际标准,任何遵循X.509的应用程序都能读写遵循X.509标准的数字认证。
转载请注明原文地址:https://tihaiku.com/congyezige/2414061.html
本试题收录于:
中级 信息安全工程师题库软件水平考试初中高级分类
中级 信息安全工程师
软件水平考试初中高级
相关试题推荐
Certificatesare()documentsattestingt
Certificatesare()documentsattestingt
Certificatesare()documentsattestingt
Certificatesare(请作答此空)documentsattesti
Certificatesare(请作答此空)documentsattesti
Certificatesare(71)documentsattesting
WhyHaveFormalDocuments?Finally,writi
WhyHaveFormalDocuments?Finally,writi
WhyHaveFormalDocuments?Finally,writi
WhyHaveFormalDocuments?Finally,writi
随机试题
Thenewspapermustprovideforthereaderthefacts,unalloyed,unslanted,obj
InAmerica,olderpeoplerarelylivewiththeiradultchildren.Butinman
Bringingupchildrenisahardwork,andyouareoftentoblameforanybad
Beingasalesman,themostimportantthingistounderstandpeople.You’vego
[originaltext]M:Well,Iwouldn’twanttomissyourhouse-warmingpartybutI
在等容收缩期内A.房内压>室内压>动脉压 B.房内压<室内压<动脉压 C.房
若1/2以上的委员(组员)不同意裁决意见时,法人验收应报请验收监督管理机关决定分
男,46岁。右颈部无痛性淋巴结肿大4个月,伴上腹疼痛,食欲不佳,发热、盗汗、体
甲公司因违约被起诉,至2020年12月31日,人民法院尚未作出判决,
男性,20岁,外伤致右肩关节前脱位,与门诊进行手法复位后固定,其固定位置应为A.
最新回复
(
0
)