Top 20 NuGet pki Packages

CertificateProvider for ACMESharp using OpenSSL WinLib32
DNS-Made-Easy Provider extension for ACMESharp
An ACMESharp provider for OVH DNS.
Simple collection of PKI certificate management primitives for .NET Standard
MonoSign U2F/FIDO Client Library
Lets you easily and securely encrypt and recover text expressions and files in your .NET programs using X509 digital certificates and private keys. No prior experience with certificates required!
Xamarin Cross Platform Library for managing digital certificates and signatures
This library implements XML serialization and deserialization for the TrustMe library keys and certificates.
Simplifies working with PKI-related Active Directory objects (such as certificate templates and certification authorities).
C# wrapper for the popular OpenSSL libraries
Extension to the .NET X509Store to access Win Service-specific certificate stores
This library is about trust. It implements a public key/private key handling solution for RSA 2048 bits and SHA512 operations with validation chain.
PKCS Extensions for Blazor WebAssembly, include light interop to WebCrypto.
This project pack SoftHSMv2 v 2.5.0 as nuget package along with minimal code for initialize and destroy SoftHSMv2. It is designed for testing .Net projects, using PKCS#11 devices (e.g. smart cards, HSM, tokens,...), in CI/CD enviroment. See also https://github.com/disig/SoftHSM2-...
PkcsExtenions is little library without dependencies provide base PKCS and PKI functionality missing in .Net Core.