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MimeKit

CryptographyContextCanSignAsync Method

Asynchronously check whether or not a particular mailbox address can be used for signing.

Namespace:  MimeKit.Cryptography
Assembly:  MimeKit (in MimeKit.dll) Version: 3.0.0
Syntax
C#
public virtual Task<bool> CanSignAsync(
	MailboxAddress signer,
	CancellationToken cancellationToken = default
)

Parameters

signer
Type: MimeKitMailboxAddress
The signer.
cancellationToken (Optional)
Type: System.ThreadingCancellationToken
The cancellation token.

Return Value

Type: TaskBoolean
true if the mailbox address can be used for signing; otherwise, false.
Exceptions
ExceptionCondition
ArgumentNullExceptionsigner is null.
OperationCanceledException The operation was canceled via the cancellation token.
Remarks
Checks whether or not as particular mailbocx address can be used for signing.
See Also