System.Security.Principal 4.0.0
Provides the base interfaces for principal and identity objects that represents the security context under which code is running.
Commonly Used Types:
System.Security.Principal.IPrincipal
System.Security.Principal.IIdentity
System.Security.Principal.TokenImpersonationLevel
Showing the top 20 packages that depend on System.Security.Principal.
| Packages | Downloads |
|---|---|
|
System.Security.Claims
Provides classes that implement claims-based identity in the .NET Framework, including classes that represent claims, claims-based identities, and claims-based principals.
Commonly Used Types:
System.Security.Principal.GenericIdentity
System.Security.Claims.Claim
System.Security.Claims.ClaimsIdentity
System.Security.Claims.ClaimsPrincipal
System.Security.Principal.GenericPrincipal
When using NuGet 3.x this package requires at least version 3.4.
|
56 |
|
System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups.
Commonly Used Types:
System.Security.Principal.WindowsIdentity
System.Security.Principal.SecurityIdentifier
System.Security.Principal.NTAccount
System.Security.Principal.WindowsPrincipal
System.Security.Principal.IdentityReference
System.Security.Principal.IdentityNotMappedException
System.Security.Principal.WindowsBuiltInRole
System.Security.Principal.WellKnownSidType
When using NuGet 3.x this package requires at least version 3.4.
|
55 |
|
System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups.
Commonly Used Types:
System.Security.Principal.WindowsIdentity
System.Security.Principal.SecurityIdentifier
System.Security.Principal.NTAccount
System.Security.Principal.WindowsPrincipal
System.Security.Principal.IdentityReference
System.Security.Principal.IdentityNotMappedException
System.Security.Principal.WindowsBuiltInRole
System.Security.Principal.WellKnownSidType
When using NuGet 3.x this package requires at least version 3.4.
|
34 |
|
System.Security.Claims
Provides classes that implement claims-based identity in the .NET Framework, including classes that represent claims, claims-based identities, and claims-based principals.
Commonly Used Types:
System.Security.Principal.GenericIdentity
System.Security.Claims.Claim
System.Security.Claims.ClaimsIdentity
System.Security.Claims.ClaimsPrincipal
System.Security.Principal.GenericPrincipal
When using NuGet 3.x this package requires at least version 3.4.
|
34 |
|
Microsoft.AspNetCore.Http.Features
ASP.NET Core HTTP feature interface definitions.
|
34 |
|
System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups.
Commonly Used Types:
System.Security.Principal.WindowsIdentity
System.Security.Principal.SecurityIdentifier
System.Security.Principal.NTAccount
System.Security.Principal.WindowsPrincipal
System.Security.Principal.IdentityReference
System.Security.Principal.IdentityNotMappedException
System.Security.Principal.WindowsBuiltInRole
System.Security.Principal.WellKnownSidType
When using NuGet 3.x this package requires at least version 3.4.
|
16 |
|
System.Data.SqlClient
Provides the data provider for SQL Server. These classes provide access to versions of SQL Server and encapsulate database-specific protocols, including tabular data stream (TDS)
Commonly Used Types:
System.Data.SqlClient.SqlConnection
System.Data.SqlClient.SqlException
System.Data.SqlClient.SqlParameter
System.Data.SqlDbType
System.Data.SqlClient.SqlDataReader
System.Data.SqlClient.SqlCommand
System.Data.SqlClient.SqlTransaction
System.Data.SqlClient.SqlParameterCollection
System.Data.SqlClient.SqlClientFactory
30ab651fcb4354552bd4891619a0bdd81e0ebdbf
When using NuGet 3.x this package requires at least version 3.4.
|
5 |
|
System.IO.Pipes
Provides a means for interprocess communication through anonymous and/or named pipes.
Commonly Used Types:
System.IO.Pipes.NamedPipeServerStream
System.IO.Pipes.PipeDirection
System.IO.Pipes.PipeOptions
System.IO.Pipes.PipeTransmissionMode
System.IO.Pipes.NamedPipeClientStream
System.IO.Pipes.PipeStream
When using NuGet 3.x this package requires at least version 3.4.
|
4 |
|
System.Data.SqlClient
Provides the data provider for SQL Server. These classes provide access to versions of SQL Server and encapsulate database-specific protocols, including tabular data stream (TDS)
Commonly Used Types:
System.Data.SqlClient.SqlConnection
System.Data.SqlClient.SqlException
System.Data.SqlClient.SqlParameter
System.Data.SqlDbType
System.Data.SqlClient.SqlDataReader
System.Data.SqlClient.SqlCommand
System.Data.SqlClient.SqlTransaction
System.Data.SqlClient.SqlParameterCollection
System.Data.SqlClient.SqlClientFactory
8321c729934c0f8be754953439b88e6e1c120c24
When using NuGet 3.x this package requires at least version 3.4.
|
4 |
|
System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups.
|
4 |
|
System.Data.SqlClient
Provides the data provider for SQL Server. These classes provide access to versions of SQL Server and encapsulate database-specific protocols, including tabular data stream (TDS)
Commonly Used Types:
System.Data.SqlClient.SqlConnection
System.Data.SqlClient.SqlException
System.Data.SqlClient.SqlParameter
System.Data.SqlDbType
System.Data.SqlClient.SqlDataReader
System.Data.SqlClient.SqlCommand
System.Data.SqlClient.SqlTransaction
System.Data.SqlClient.SqlParameterCollection
System.Data.SqlClient.SqlClientFactory
When using NuGet 3.x this package requires at least version 3.4.
|
4 |
|
System.Data.SqlClient
Provides the data provider for SQL Server. These classes provide access to versions of SQL Server and encapsulate database-specific protocols, including tabular data stream (TDS)
Commonly Used Types:
System.Data.SqlClient.SqlConnection
System.Data.SqlClient.SqlException
System.Data.SqlClient.SqlParameter
System.Data.SqlDbType
System.Data.SqlClient.SqlDataReader
System.Data.SqlClient.SqlCommand
System.Data.SqlClient.SqlTransaction
System.Data.SqlClient.SqlParameterCollection
System.Data.SqlClient.SqlClientFactory
00490982c7952e96a1089818467caa6fd07541b2
When using NuGet 3.x this package requires at least version 3.4.
|
3 |
|
System.Data.SqlClient
Provides the data provider for SQL Server. These classes provide access to versions of SQL Server and encapsulate database-specific protocols, including tabular data stream (TDS)
Commonly Used Types:
System.Data.SqlClient.SqlConnection
System.Data.SqlClient.SqlException
System.Data.SqlClient.SqlParameter
System.Data.SqlDbType
System.Data.SqlClient.SqlDataReader
System.Data.SqlClient.SqlCommand
System.Data.SqlClient.SqlTransaction
System.Data.SqlClient.SqlParameterCollection
System.Data.SqlClient.SqlClientFactory
When using NuGet 3.x this package requires at least version 3.4.
|
3 |
|
System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups.
Commonly Used Types:
System.Security.Principal.WindowsIdentity
System.Security.Principal.SecurityIdentifier
System.Security.Principal.NTAccount
System.Security.Principal.WindowsPrincipal
System.Security.Principal.IdentityReference
System.Security.Principal.IdentityNotMappedException
System.Security.Principal.WindowsBuiltInRole
System.Security.Principal.WellKnownSidType
When using NuGet 3.x this package requires at least version 3.4.
|
3 |
|
System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups.
Commonly Used Types:
System.Security.Principal.WindowsIdentity
System.Security.Principal.SecurityIdentifier
System.Security.Principal.NTAccount
System.Security.Principal.WindowsPrincipal
System.Security.Principal.IdentityReference
System.Security.Principal.IdentityNotMappedException
System.Security.Principal.WindowsBuiltInRole
System.Security.Principal.WellKnownSidType
|
3 |
.NET Framework 4.5
- No dependencies.
Windows 8.0
- No dependencies.
WindowsPhone 8.0
- No dependencies.
WindowsPhoneApp 8.1
- No dependencies.
.NETPlatform 5.0
- System.Runtime (>= 4.0.0)
.NETCore 5.0
- System.Runtime (>= 4.0.0)
| Version | Downloads | Last updated |
|---|---|---|
| 4.3.0 | 56 | 11/21/2025 |
| 4.3.0-preview1-24530-04 | 2 | 09/20/2026 |
| 4.0.1 | 33 | 09/16/2025 |
| 4.0.1-rc2-24027 | 2 | 09/21/2026 |
| 4.0.1-beta-23516 | 1 | 09/21/2026 |
| 4.0.1-beta-23409 | 3 | 09/21/2026 |
| 4.0.1-beta-23225 | 2 | 09/20/2026 |
| 4.0.0 | 1 | 09/20/2026 |
| 4.0.0-beta-23109 | 3 | 09/21/2026 |
| 4.0.0-beta-23019 | 2 | 09/21/2026 |
| 4.0.0-beta-22816 | 2 | 09/21/2026 |
| 4.0.0-beta-22605 | 2 | 09/21/2026 |
| 4.0.0-beta-22416 | 2 | 09/21/2026 |
| 4.0.0-beta-22231 | 3 | 09/20/2026 |