FormsAuthentication::Decrypt Method (String^)
.NET Framework (current version)
Creates a FormsAuthenticationTicket object based on the encrypted forms-authentication ticket passed to the method.
Assembly: System.Web (in System.Web.dll)
Parameters
- encryptedTicket
-
Type:
System::String^
The encrypted authentication ticket.
Return Value
Type: System.Web.Security::FormsAuthenticationTicket^A FormsAuthenticationTicket object. If the encryptedTicket parameter is not a valid ticket, null is returned.
| Exception | Condition |
|---|---|
| ArgumentException | encryptedTicket is null. - or - encryptedTicket is an empty string (""). - or - The length of encryptedTicket is greater than 4096 characters. - or - encryptedTicket is of an invalid format. |
.NET Framework
Available since 1.1
Available since 1.1
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