2.5.1.3 CryptoAPI Digital Signature Structure
A CryptoAPI digital signature structure MUST contain exactly one IntermediateCertificatesStore and MUST contain at least one CryptoAPI Digital Signature CertificateInfo structure (section 2.5.1.2).
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2 |
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CertificateSize |
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IntermediateCertificatesStore (variable) |
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Reserved |
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CertificateInfoArray (variable) |
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EndMarker |
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CertificateSize (4 bytes): An unsigned integer specifying the number of bytes in the IntermediateCertificatesStore field.
IntermediateCertificatesStore (variable): A binary representation of the certificates in the certificate chains of the certificates used to sign the document, excluding the self-signed root CA certificates and end-entity certificates. This store is generated as specified in [MS-OSHARED] section 2.3.9.1.
Reserved (4 bytes): A value that MUST be 0x00000000.
CertificateInfoArray (variable): An array that MUST contain a single CertificateInfo structure for every signature included in this stream (1).
EndMarker (4 bytes): A value that MUST be 0x00000000.