SignAndEncrypt Method

Signs and encrypts the current message.

procedure SignAndEncrypt();

Remarks

This method signs encrypts the input data with the the specified certificate(s). Encryption certificates are specified by calling AddRecipientCert or setting the RecipientCerts property. Signing certificates are set via the Certificates property.

OutputFormat specifies the encoding of the output message. Valid values are PEM, DER, and SMIME. Additional settings allow further configuration. IncludeCertificates specifies whether the public certificate is included in the signed message. The following properties are applicable when calling this method:

• Certificates (required)
• RecipientCerts (required)
• DetachedSignature
• EnableCompression
• EncryptionAlgorithm
• GenerateSignatureTimestamp
• IncludeCertificates
• OutputFormat
• SignatureHashAlgorithm
• UseOAEP
• UsePSS

Input and Output Properties

The component will determine the source and destination of the input and output based on which properties are set.

The order in which the input properties are checked is as follows:

• SetInputStream
• InputFile
• InputMessage

When a valid source is found the search stops. The order in which the output properties are checked is as follows:

• SetOutputStream
• OutputFile
• OutputMessage: The output data is written to this property if no other destination is specified.

When using streams you may need to additionally set CloseInputStreamAfterProcessing or CloseOutputStreamAfterProcessing.