System.Security.Permissions by: Microsoft
  • 10.432k total downloads
  • Latest version: 10.0.1
Provides types supporting Code Access Security (CAS).
System.Security.Principal by: Microsoft
  • 1.582k total downloads
  • Latest version: 4.3.0
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 When using NuGet 3.x this package requires at least version 3.4.
System.Security.Principal.Windows by: Microsoft
  • 6.621k total downloads
  • Latest version: 6.0.0-preview.5.21301.5
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
System.Security.SecureString by: Microsoft
  • 461 total downloads
  • Latest version: 4.3.0
Provides the System.Security.SecureString class, which represents text that should be kept confidential. The text is encrypted for privacy when being used, and deleted from computer memory when no longer needed. Commonly Used Types: System.Security.SecureString System.Security.SecureStringMarshal When using NuGet 3.x this package requires at least version 3.4.
System.ServiceModel.Duplex by: Microsoft
  • 5.967k total downloads
  • Latest version: 4.10.3
Provides the types that permit 2-way ("duplex") exchanges of messages.
System.ServiceModel.Http by: Microsoft
  • 6.508k total downloads
  • Latest version: 10.0.652802
System.ServiceModel.Http
System.ServiceModel.NetTcp by: Microsoft
  • 6.078k total downloads
  • Latest version: 10.0.652802
System.ServiceModel.NetTcp
System.ServiceModel.Primitives by: Microsoft
  • 5.904k total downloads
  • Latest version: 10.0.652802
System.ServiceModel.Primitives
System.ServiceModel.Security by: Microsoft
  • 6.418k total downloads
  • Latest version: 6.0.0-rc.23205.4
Provides the types that support additional security features.
System.Text.Encoding by: Microsoft
  • 2.057k total downloads
  • Latest version: 4.3.0
Provides base abstract encoding classes for converting blocks of characters to and from blocks of bytes. Commonly Used Types: System.Text.Encoding System.Text.DecoderFallbackException System.Text.Decoder System.Text.EncoderFallbackException System.Text.Encoder System.Text.EncoderFallback System.Text.EncoderFallbackBuffer System.Text.DecoderFallback System.Text.DecoderFallbackBuffer System.Text.DecoderExceptionFallback When using NuGet 3.x this package requires at least version 3.4.
System.Text.Encoding.CodePages by: Microsoft
  • 10.711k total downloads
  • Latest version: 10.0.1
Provides support for code-page based encodings, including Windows-1252, Shift-JIS, and GB2312. Commonly Used Types: System.Text.CodePagesEncodingProvider
System.Text.Encoding.Extensions by: Microsoft
  • 2.179k total downloads
  • Latest version: 4.3.0
Provides support for specific encodings, including ASCII, UTF-7, UTF-8, UTF-16, and UTF-32. Commonly Used Types: System.Text.UTF8Encoding System.Text.UnicodeEncoding System.Text.ASCIIEncoding System.Text.UTF7Encoding System.Text.UTF32Encoding When using NuGet 3.x this package requires at least version 3.4.
System.Text.Encodings.Web by: Microsoft
  • 10.233k total downloads
  • Latest version: 10.0.1
Provides types for encoding and escaping strings for use in JavaScript, HyperText Markup Language (HTML), and uniform resource locators (URL). Commonly Used Types: System.Text.Encodings.Web.HtmlEncoder System.Text.Encodings.Web.UrlEncoder System.Text.Encodings.Web.JavaScriptEncoder
System.Text.Json by: Microsoft
  • 10.732k total downloads
  • Latest version: 10.0.1
Provides high-performance and low-allocating types that serialize objects to JavaScript Object Notation (JSON) text and deserialize JSON text to objects, with UTF-8 support built-in. Also provides types to read and write JSON text encoded as UTF-8, and to create an in-memory document object model (DOM), that is read-only, for random access of the JSON elements within a structured view of the data. The System.Text.Json library is built-in as part of the shared framework in .NET Runtime. The package can be installed when you need to use it in other target frameworks.
System.Text.RegularExpressions by: Microsoft
  • 2.376k total downloads
  • Latest version: 4.3.1
Provides the System.Text.RegularExpressions.Regex class, an implementation of a regular expression engine. Commonly Used Types: System.Text.RegularExpressions.Regex System.Text.RegularExpressions.RegexOptions System.Text.RegularExpressions.Match System.Text.RegularExpressions.Group System.Text.RegularExpressions.Capture System.Text.RegularExpressions.MatchEvaluator When using NuGet 3.x this package requires at least version 3.4.
System.Threading by: Microsoft
  • 2.21k total downloads
  • Latest version: 4.3.0
Provides the fundamental synchronization primitives, including System.Threading.Monitor and System.Threading.Mutex, that are required when writing asynchronous code. Commonly Used Types: System.Threading.Monitor System.Threading.SynchronizationContext System.Threading.ManualResetEvent System.Threading.AutoResetEvent System.Threading.ThreadLocal<T> System.Threading.EventWaitHandle System.Threading.SemaphoreSlim System.Threading.Mutex When using NuGet 3.x this package requires at least version 3.4.
System.Threading.AccessControl by: Microsoft
  • 9.423k total downloads
  • Latest version: 10.0.1
Provides support for managing access and audit control lists for synchronization primitives. Commonly Used Types: System.Security.AccessControl.EventWaitHandleAccessRule System.Security.AccessControl.EventWaitHandleAuditRule System.Security.AccessControl.MutexAccessRule System.Security.AccessControl.MutexAuditRule System.Security.AccessControl.MutexSecurity System.Security.AccessControl.SemaphoreAccessRule System.Security.AccessControl.SemaphoreAuditRule System.Security.AccessControl.SemaphoreSecurity
System.Threading.Channels by: Microsoft
  • 8.425k total downloads
  • Latest version: 10.0.1
Provides types for passing data between producers and consumers. Commonly Used Types: System.Threading.Channel System.Threading.Channel<T>
System.Threading.Overlapped by: Microsoft
  • 1.668k total downloads
  • Latest version: 4.3.0
Provides common types for interacting with asynchronous (or overlapped) input and output (I/O). Commonly Used Types: System.Threading.NativeOverlapped System.Threading.Overlapped System.Threading.IOCompletionCallback When using NuGet 3.x this package requires at least version 3.4.
System.Threading.RateLimiting by: Microsoft
  • 255 total downloads
  • Latest version: 10.0.1
APIs to help manage rate limiting. Commonly Used Types: System.Threading.RateLimiting.RateLimiter System.Threading.RateLimiting.ConcurrencyLimiter System.Threading.RateLimiting.TokenBucketRateLimiter System.Threading.RateLimiting.RateLimitLease