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SignerInfo.CounterSignerInfos Property

The CounterSignerInfos property retrieves the set of counter signers associated with the signer information.

Namespace:  System.Security.Cryptography.Pkcs
Assembly:  System.Security (in System.Security.dll)

public SignerInfoCollection CounterSignerInfos { get; }

Property Value

Type: System.Security.Cryptography.Pkcs.SignerInfoCollection
A SignerInfoCollection collection that represents the counter signers for the signer information. If there are no counter signers, the property is an empty collection.

This implementation of CMS/PKCS #7 supports only one level of countersignature. That is, a signature can be signed, which forms a countersignature, but that countersignature cannot be signed again.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0