This option may not work with some key types, such as smart card keys and keys that are stored in the software key storage provider (KSP).
此选项不可以和一些密钥类型一起使用,例如智能卡密钥和在软件密钥存储提供程序(KSP)中存储的密钥。
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It also enables you to enforce user interaction to access a key, even if the key is stored in a software key storage provider (KSP) instead of in a smart card.