/// <summary>
/// Creates a new ECDsaKeyVault instance
/// </summary>
/// <param name="context">Context with parameters</param>
public ECDsaKeyVault(KeyVaultContext context)
{
if (!context.IsValid)
{
throw new ArgumentException("Must not be the default", nameof(context));
}
this.context = context;
publicKey = context.Key.ToECDsa();
KeySizeValue = publicKey.KeySize;
LegalKeySizesValue = new[] { new KeySizes(publicKey.KeySize, publicKey.KeySize, 0) };
}