// 保存鍵間のフォーマット変換
#region X.509 or Xml 鍵 → Xml or Jwk 公開鍵
#region X.509
#region *.cer
#region Xml
/// <summary>X509CerToXml</summary>
/// <param name="certificateFilePath">X.509鍵(*.cer)</param>
/// <param name="flg">X509KeyStorageFlags</param>
/// <returns>Xml公開鍵</returns>
public static string X509CerToXml(
string certificateFilePath,
X509KeyStorageFlags flg = X509KeyStorageFlags.DefaultKeySet)
{
return(RsaPublicKeyConverter.ParamToXml( // *.cer is PublicKey -> ExportParameters(false)
RsaPublicKeyConverter.X509CerToProvider(certificateFilePath, flg).ExportParameters(false)));
}
/// <summary>X509CerToJwk</summary>
/// <param name="certificateFilePath">X.509鍵(*.cer)</param>
/// <param name="settings">JsonSerializerSettings</param>
/// <param name="flg">X509KeyStorageFlags</param>
/// <returns>Jwk公開鍵</returns>
public static string X509CerToJwk(
string certificateFilePath,
JsonSerializerSettings settings = null,
X509KeyStorageFlags flg = X509KeyStorageFlags.DefaultKeySet)
{
return(RsaPublicKeyConverter.ParamToJwk( // *.cer is PublicKey -> ExportParameters(false)
RsaPublicKeyConverter.X509CerToProvider(certificateFilePath, flg).ExportParameters(false), settings));
}
// 実用鍵への変換
#region X.509 or Xml 鍵 → RSAProvider(RSAParameters)（公開鍵）
#region X.509
#region *.cer
/// <summary>X509CerToParam</summary>
/// <param name="certificateFilePath">X.509鍵(*.cer)</param>
/// <param name="flg">X509KeyStorageFlags</param>
/// <returns>RSAParameters（公開鍵）</returns>
public static RSAParameters X509CerToParam(
string certificateFilePath,
X509KeyStorageFlags flg = X509KeyStorageFlags.DefaultKeySet)
{
return(RsaPublicKeyConverter.X509CerToProvider(certificateFilePath, flg).ExportParameters(false));
}