PKI Goals
The PKI services in Windows Server 2003 provide the underpinnings for applications that use cryptographic services. A properly designed PKI achieves the following goals:
Confidentiality. The privacy of user transactions is protected by encrypting data streams and messages.
Authentication. No transaction can be truly secure if the parties are completely unknown to each other. PKI provides a means for senders and recipients to validate each other's identities.
Integrity. Transactions can be marked in such a way that any tampering is immediately apparent. This protection extends to preventing replays and detecting de-sequenced messages or datagrams.
Non-Repudiation. It's one thing to authenticate the source of a message; it's quite another ...
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