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System.Security.Principal Namespace

  • Reference

Defines a principal object that represents the security context under which code is running. For more information, see Role-Based Security.

Classes

GenericIdentity

Represents a generic user.
GenericPrincipal

Represents a generic principal.
IdentityNotMappedException

Represents an exception for a principal whose identity could not be mapped to a known identity.
IdentityReference

Represents an identity and is the base class for the NTAccount and SecurityIdentifier classes. This class does not provide a public constructor, and therefore cannot be inherited.
IdentityReferenceCollection

Represents a collection of IdentityReference objects and provides a means of converting sets of IdentityReference-derived objects to IdentityReference-derived types.
NTAccount

Represents a user or group account.
SecurityIdentifier

Represents a security identifier (SID) and provides marshaling and comparison operations for SIDs.
WindowsIdentity

Represents a Windows user.
WindowsImpersonationContext

Represents the Windows user prior to an impersonation operation.
WindowsPrincipal

Enables code to check the Windows group membership of a Windows user.

Interfaces

IIdentity

Defines the basic functionality of an identity object.
IPrincipal

Defines the basic functionality of a principal object.

Enums

PrincipalPolicy

Specifies how principal and identity objects should be created for an application ___domain. The default is UnauthenticatedPrincipal.
TokenAccessLevels

Defines the privileges of the user account associated with the access token.
TokenImpersonationLevel

Defines security impersonation levels. Security impersonation levels govern the degree to which a server process can act on behalf of a client process.
WellKnownSidType

Defines a set of commonly used security identifiers (SIDs).
WindowsAccountType

Specifies the type of Windows account used.
WindowsBuiltInRole

Specifies common roles to be used with IsInRole(String).