可用性案例 Certificate Authorities 区 ◆ Internet Issuers Explorer 4.0 Trust sites, people, and publishers with credentials issued by the following Certifying Authorities certificate Issuer Iype Network server authentication authority aATT Certificate Services selection panel irectory Services 区 GTE Cyber Trust Root a Keywitness Canada Inc. keywitness@keywitnessca a Microsoft Authenticode(tm)Root M a Microsoft T imestamp Root Close 人机交互技术编写组人机交互技术编写组 7 可用性案例 Internet Explorer 4.0 certificate authority selection panel