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enum System.Security.Cryptography.X509Certificates.X509KeyUsageFlags

Assembly: System.Security.Cryptography

Defines how the certificate key can be used. If this value is not defined, the key can be used for any purpose.

Values

None

No key usage parameters.

EncipherOnly

The key can be used for encryption only.

CrlSign

The key can be used to sign a certificate revocation list (CRL).

KeyCertSign

The key can be used to sign certificates.

KeyAgreement

The key can be used to determine key agreement, such as a key created using the Diffie-Hellman key agreement algorithm.

DataEncipherment

The key can be used for data encryption.

KeyEncipherment

The key can be used for key encryption.

NonRepudiation

The key can be used for authentication.

DigitalSignature

The key can be used as a digital signature.

DecipherOnly

The key can be used for decryption only.