Message in French (Français)
ID2079 : SecurityTokenService.SecurityTokenDescriptor.SigningCredentials a une valeur null. Indiquez des informations d'identification valides pour signer le jeton émis, dans l'étendue retournée par SecurityTokenService.GetScope. Si vous devez émettre des jetons non signés, vous devez remplacer SecurityTokenService.Issue.
Unlocalized message
ID2079: SecurityTokenService.SecurityTokenDescriptor.SigningCredentials is null. Specify a valid credential to sign the issued token with, in the Scope that is returned by SecurityTokenService.GetScope. If you need to issue unsigned tokens, you will need to override SecurityTokenService.Issue.
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