JwtSecurityTokenHandler.ValidateIssuer Method (JwtSecurityToken, TokenValidationParameters)

Validates that Issuer is an expected value.

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

Syntax

'Declaration
Protected Overridable Function ValidateIssuer ( _
    jwt As JwtSecurityToken, _
    validationParameters As TokenValidationParameters _
) As String

protected virtual string ValidateIssuer(
    JwtSecurityToken jwt,
    TokenValidationParameters validationParameters
)

protected:
virtual String^ ValidateIssuer(
    JwtSecurityToken^ jwt, 
    TokenValidationParameters^ validationParameters
)

abstract ValidateIssuer : 
        jwt:JwtSecurityToken * 
        validationParameters:TokenValidationParameters -> string  
override ValidateIssuer : 
        jwt:JwtSecurityToken * 
        validationParameters:TokenValidationParameters -> string

protected function ValidateIssuer(
    jwt : JwtSecurityToken, 
    validationParameters : TokenValidationParameters
) : String

Parameters

• jwt
  Type: System.IdentityModel.Tokens.JwtSecurityToken

  The JwtSecurityToken to validate.

• validationParameters
  Type: System.IdentityModel.Tokens.TokenValidationParameters

  Contains valid issuers.

Return Value

Type: System.String
Returns String.

Exceptions

Exception	Condition
ArgumentNullException	'jwt' is null. -or- 'validationParameters' is null.
SecurityTokenValidationException	if IsNullOrWhiteSpace( Issuer ) is true. -or-Issuer fails to match ValidIssuer or one of ValidIssuers.
ArgumentException	ValidIssuer is null or whitespace AND ValidIssuers is null.

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

JwtSecurityTokenHandler Class

ValidateIssuer Overload

System.IdentityModel.Tokens Namespace