X509SecurityTokenHandler.ValidateToken Method

[Starting with the .NET Framework 4.5, Windows Identity Foundation (WIF) has been fully integrated into the .NET Framework. The version of WIF addressed by this topic, WIF 3.5, is deprecated and should only be used when developing against the .NET Framework 3.5 SP1 or the .NET Framework 4. For more information about WIF in the .NET Framework 4.5, also known as WIF 4.5, see the Windows Identity Foundation documentation in the .NET Framework 4.5 Development Guide.]

Validates the given X509SecurityToken.

Namespace: Microsoft.IdentityModel.Tokens
Assembly: Microsoft.IdentityModel (in Microsoft.IdentityModel.dll)


Dim instance As X509SecurityTokenHandler
Dim token As SecurityToken
Dim returnValue As ClaimsIdentityCollection

returnValue = instance.ValidateToken(token)


Public Overrides Function ValidateToken ( _
    token As SecurityToken _
) As ClaimsIdentityCollection
public override ClaimsIdentityCollection ValidateToken (
    SecurityToken token
virtual ClaimsIdentityCollection^ ValidateToken (
    SecurityToken^ token
) override
public ClaimsIdentityCollection ValidateToken (
    SecurityToken token
public override function ValidateToken (
    token : SecurityToken
) : ClaimsIdentityCollection


  • token
    Token to be validated.

Return Value

ClaimsIdentityCollection containing the ClaimsIdentities extracted from the X509SecurityToken.


Exception type Condition

The parameter 'token' is not of type X509SecurityToken.


Token validation failed.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.


Target Platforms

Windows 7, Windows Server 2008 R2, Windows Vista SP2, Windows Server 2008 SP2, Windows Server 2003 SP2 (32-bit or 64-bit)

See Also


X509SecurityTokenHandler Class
X509SecurityTokenHandler Members
Microsoft.IdentityModel.Tokens Namespace

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