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MimeKit

ApplicationPkcs7MimeSignAndEncryptAsync(SecureMimeContext, CmsSigner, CmsRecipientCollection, MimeEntity, CancellationToken) Method

Asynchronously sign and encrypt the specified entity.

Namespace: MimeKit.Cryptography
Assembly: MimeKit (in MimeKit.dll) Version: 4.7.1
Syntax
C#
Copy
public static Task<ApplicationPkcs7Mime> SignAndEncryptAsync(
	SecureMimeContext ctx,
	CmsSigner signer,
	CmsRecipientCollection recipients,
	MimeEntity entity,
	CancellationToken cancellationToken = default
)

Parameters

ctx  SecureMimeContext
The S/MIME context to use for signing and encrypting.
signer  CmsSigner
The signer.
recipients  CmsRecipientCollection
The recipients.
entity  MimeEntity
The entity.
cancellationToken  CancellationToken  (Optional)
The cancellation token.

Return Value

TaskApplicationPkcs7Mime
The signed and encrypted entity.
Exceptions
ExceptionCondition
ArgumentNullException

ctx is null.

-or-

signer is null.

-or-

recipients is null.

-or-

entity is null.

ObjectDisposedExceptionentity has been disposed.
OperationCanceledException The operation was canceled via the cancellation token.
CmsException An error occurred in the cryptographic message syntax subsystem.
Remarks
Asynchronously signs entity using the supplied signer and then encrypts the result to the specified recipients.
See Also