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证书颁发机构(CA)是什么?颁发的数字证书类型及其应用
S/MIME证书可应用于Outlook, OWA, Mac Mail, Windows Live Mail等邮件客户端,实现电子邮件的数字签名和加密。 文档签名证书允许个人和企业在电子文件上添加数字签名,证明文件所有权以及签署人的真实身份,使电子文档具有合法身份识别和不可篡改的特性。 文档签名 ...
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