<PackageReference Include="Microsoft.IdentityModel.Tokens" Version="8.19.2" />

Microsoft.IdentityModel.Tokens.TokenDecryptionKeyResolver

public sealed delegate TokenDecryptionKeyResolver : MulticastDelegate
Resolves the decryption key for the security token.
public TokenDecryptionKeyResolver(object object, IntPtr method)

public virtual IAsyncResult BeginInvoke(string token, SecurityToken securityToken, string kid, TokenValidationParameters validationParameters, AsyncCallback callback, object object)

public virtual IEnumerable<SecurityKey> EndInvoke(IAsyncResult result)

public virtual IEnumerable<SecurityKey> Invoke(string token, SecurityToken securityToken, string kid, TokenValidationParameters validationParameters)