System.Security.Permissions 4.6.0-preview8.19405.3

The ID prefix of this package has been reserved for one of the owners of this package by Prefix Reserved
This is a prerelease version of System.Security.Permissions.
There is a newer version of this package available.
See the version list below for details.

Requires NuGet 2.12 or higher.

dotnet add package System.Security.Permissions --version 4.6.0-preview8.19405.3
NuGet\Install-Package System.Security.Permissions -Version 4.6.0-preview8.19405.3
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="System.Security.Permissions" Version="4.6.0-preview8.19405.3" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add System.Security.Permissions --version 4.6.0-preview8.19405.3
#r "nuget: System.Security.Permissions, 4.6.0-preview8.19405.3"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install System.Security.Permissions as a Cake Addin
#addin nuget:?package=System.Security.Permissions&version=4.6.0-preview8.19405.3&prerelease

// Install System.Security.Permissions as a Cake Tool
#tool nuget:?package=System.Security.Permissions&version=4.6.0-preview8.19405.3&prerelease

Provides types supporting Code Access Security (CAS).
When using NuGet 3.x this package requires at least version 3.4.

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 is compatible.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 was computed. 
.NET Framework net461 is compatible.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (348)

Showing the top 5 NuGet packages that depend on System.Security.Permissions:

Package Downloads
MySql.Data The ID prefix of this package has been reserved for one of the owners of this package by

MySql.Data.MySqlClient .Net Core Class Library


A fork of the DotNetZip project without signing with a solution that compiles cleanly. This project aims to follow semver to avoid versioning conflicts. DotNetZip is a FAST, FREE class library and toolset for manipulating zip files. Use VB, C# or any .NET language to easily create, extract, or update zip files.

Microsoft.Windows.Compatibility The ID prefix of this package has been reserved for one of the owners of this package by

This Windows Compatibility Pack provides access to APIs that were previously available only for .NET Framework. It can be used from both .NET as well as .NET Standard.

Microsoft.CodeAnalysis.Workspaces.MSBuild The ID prefix of this package has been reserved for one of the owners of this package by

.NET Compiler Platform ("Roslyn") support for analyzing MSBuild projects and solutions. This should be used with at least one of the following packages to add the appropriate language support: - Microsoft.CodeAnalysis.CSharp.Workspaces - Microsoft.CodeAnalysis.VisualBasic.Workspaces More details at This package was built from the source at


In .NET reflection is slow... well, kinda slow. If you need access to the members of an arbitrary type, with the type and member-names known only at runtime - then it is frankly hard (especially for DLR types). This library makes such access easy and fast.

GitHub repositories (88)

Showing the top 5 popular GitHub repositories that depend on System.Security.Permissions:

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PowerShell for every system!
.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.
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Version Downloads Last updated
9.0.0-preview.5.24306.7 2,782 6/11/2024
9.0.0-preview.4.24266.19 3,235 5/21/2024
9.0.0-preview.3.24172.9 5,459 4/11/2024
9.0.0-preview.2.24128.5 2,059 3/12/2024
9.0.0-preview.1.24080.9 8,808 2/13/2024
8.0.0 3,224,936 11/14/2023
8.0.0-rc.2.23479.6 20,749 10/10/2023
8.0.0-rc.1.23419.4 61,468 9/12/2023
8.0.0-preview.7.23375.6 23,921 8/8/2023
8.0.0-preview.6.23329.7 9,803 7/11/2023
8.0.0-preview.5.23280.8 4,634 6/13/2023
8.0.0-preview.4.23259.5 16,384 5/16/2023
8.0.0-preview.3.23174.8 27,853 4/11/2023
8.0.0-preview.2.23128.3 39,039 3/14/2023
8.0.0-preview.1.23110.8 46,794 2/21/2023
7.0.0 47,763,885 11/7/2022
7.0.0-rc.2.22472.3 151,880 10/11/2022
7.0.0-rc.1.22426.10 140,999 9/14/2022
7.0.0-preview.7.22375.6 39,956 8/9/2022
7.0.0-preview.6.22324.4 36,854 7/12/2022
7.0.0-preview.5.22301.12 41,532 6/14/2022
7.0.0-preview.4.22229.4 31,680 5/10/2022
7.0.0-preview.3.22175.4 13,845 4/13/2022
7.0.0-preview.2.22152.2 29,908 3/14/2022
7.0.0-preview.1.22076.8 27,905 2/17/2022
6.0.0 230,525,133 11/8/2021
6.0.0-rc.2.21480.5 56,239 10/12/2021
6.0.0-rc.1.21451.13 70,751 9/14/2021
6.0.0-preview.7.21377.19 618,317 8/10/2021
6.0.0-preview.6.21352.12 71,971 7/14/2021
6.0.0-preview.5.21301.5 55,181 6/15/2021
6.0.0-preview.4.21253.7 57,291 5/24/2021
6.0.0-preview.3.21201.4 170,415 4/8/2021
6.0.0-preview.2.21154.6 81,719 3/11/2021
6.0.0-preview.1.21102.12 153,779 2/12/2021
5.0.0 317,567,604 11/9/2020
5.0.0-rc.2.20475.5 93,430 10/13/2020
5.0.0-rc.1.20451.14 117,640 9/14/2020
5.0.0-preview.8.20407.11 181,989 8/25/2020
5.0.0-preview.7.20364.11 127,241 7/21/2020
5.0.0-preview.6.20305.6 46,031 6/25/2020
5.0.0-preview.5.20278.1 47,814 6/10/2020
5.0.0-preview.4.20251.6 89,108 5/18/2020
5.0.0-preview.3.20214.6 67,182 4/23/2020
5.0.0-preview.2.20160.6 83,885 4/2/2020
5.0.0-preview.1.20120.5 59,583 3/16/2020
4.7.0 476,827,431 12/3/2019
4.7.0-preview3.19551.4 76,502 11/13/2019
4.7.0-preview2.19523.17 27,192 11/1/2019
4.7.0-preview1.19504.10 36,017 10/15/2019
4.6.0 61,490,194 9/23/2019
4.6.0-rc1.19456.4 71,619 9/16/2019
4.6.0-preview9.19421.4 31,017 9/4/2019
4.6.0-preview9.19416.11 1,021 9/4/2019
4.6.0-preview8.19405.3 184,673 8/13/2019
4.6.0-preview7.19362.9 230,934 7/23/2019
4.6.0-preview6.19303.8 803,607 6/12/2019
4.6.0-preview6.19264.9 1,030 9/4/2019
4.6.0-preview5.19224.8 85,595 5/6/2019
4.6.0-preview4.19212.13 15,449 4/18/2019
4.6.0-preview3.19128.7 129,938 3/6/2019
4.6.0-preview.19073.11 92,196 1/29/2019
4.6.0-preview.18571.3 192,304 12/3/2018
4.5.0 485,964,202 5/29/2018
4.5.0-rc1 423,704 5/6/2018
4.5.0-preview2-26406-04 702,371 4/10/2018
4.5.0-preview1-26216-02 244,749 2/26/2018
4.5.0-preview1-25914-04 424,857 11/15/2017
4.4.1 26,066,695 12/12/2017
4.4.0 9,980,936 8/11/2017
4.4.0-preview2-25405-01 19,402 6/27/2017
4.4.0-preview1-25305-02 2,474,847 5/9/2017