SessionSecurityTokenHandler.ValidateSession Method (SessionSecurityToken)

.NET Framework (current version)

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Determines whether the session associated with the specified token is still valid. Validity is determined by checking the ValidFrom and ValidTo properties of the specified token. An exception is thrown if the session is no longer valid.

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

protected virtual void ValidateSession(
	SessionSecurityToken securityToken


Type: System.IdentityModel.Tokens.SessionSecurityToken

The token to be checked.

Exception Condition

securityToken is null.


The Configuration property is null.


The ValidFrom property of the token is later than UtcNow.


The ValidTo property of the token is earlier than UtcNow.

The token is not valid if its ValidFrom property is set to a value that occurs later than UtcNow, or if its ValidTo property is set to a value that occurs earlier than UtcNow.

Called from the ValidateToken methods to validate the session.

.NET Framework
Available since 4.5
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