AWSSDK.Core by Amazon Web Services

<PackageReference Include="AWSSDK.Core" Version="3.7.202.21" />

.NET API 1,886,832 bytes

 SignatureVersion

public enum SignatureVersion
SignatureVersion determines which signature version is used for the request
SigV2 = 0

Signature Version 2

SigV4 = 1

Signature Version 4

SigV4a = 2

Asymmetric Signature Version 4