5. API Reference

Complete API documentation for WvdS.System.Security.Cryptography.

Overview

The WvdS.System.Security.Cryptography library extends System.Security.Cryptography¹⁾ from Microsoft with post-quantum cryptography based on OpenSSL 3.6²⁾.

Target Framework: .NET 8.0+
Platforms: Windows, Linux, macOS, Blazor WebAssembly

Core Types

Type	Description
CryptoMode	Enum: Classic, Hybrid, PostQuantum
CryptoConfig	Global configuration

Namespaces

Namespace	Description
WvdS.System.Security.Cryptography.Providers	Crypto providers (Native, WASM)
WvdS.System.Security.Cryptography.X509Certificates	Certificate extensions
WvdS.System.Security.Cryptography.Signatures	Signature extensions
WvdS.System.Security.Cryptography.KeyExchange	Key exchange (ML-KEM)
WvdS.System.Security.Cryptography.Encryption	Encryption
WvdS.System.Security.Cryptography.KeyDerivation	Key derivation

Algorithms

ML-DSA (Signatures)

NIST FIPS 204³⁾ standardized digital signatures.

Variant	OID	Security Level
ML-DSA-44	2.16.840.1.101.3.4.3.16	NIST Level 1
ML-DSA-65	2.16.840.1.101.3.4.3.17	NIST Level 3
ML-DSA-87	2.16.840.1.101.3.4.3.18	NIST Level 5

ML-KEM (Key Exchange)

NIST FIPS 203⁴⁾ standardized key encapsulation.

Variant	OID	Security Level
ML-KEM-512	2.16.840.1.101.3.4.4.1	NIST Level 1
ML-KEM-768	2.16.840.1.101.3.4.4.2	NIST Level 3
ML-KEM-1024	2.16.840.1.101.3.4.4.3	NIST Level 5

Quick Start

using WvdS.System.Security.Cryptography;
 
// Enable PQ mode
CryptoConfig.DefaultMode = CryptoMode.Hybrid;
 
// Existing code automatically works with PQ
var cert = request.CreateSelfSigned(notBefore, notAfter);

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