public void SetRsaPublicKeyInformation(Dictionary <string, object> result, OfficeDocumentJsonWebKeyResponse jsonWebKey)
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
using (var provider = new RSACryptoServiceProvider())
{
provider.FromXmlStringNetCore(jsonWebKey.SerializedKey);
var rsaParameters = provider.ExportParameters(false);
// Export the modulus
var modulus = rsaParameters.Modulus.Base64EncodeBytes();
// Export the exponent
var exponent = rsaParameters.Exponent.Base64EncodeBytes();
result.Add("n", modulus);
result.Add("e", exponent);
}
}
else
{
using (var provider = new RSAOpenSsl())
{
provider.FromXmlStringNetCore(jsonWebKey.SerializedKey);
var rsaParameters = provider.ExportParameters(false);
// Export the modulus
var modulus = rsaParameters.Modulus.Base64EncodeBytes();
// Export the exponent
var exponent = rsaParameters.Exponent.Base64EncodeBytes();
result.Add("n", modulus);
result.Add("e", exponent);
}
}
}
public Dictionary <string, object> GetPublicKeyInformation(OfficeDocumentJsonWebKeyResponse jsonWebKey)
{
var result = new Dictionary <string, object>();
var enricher = _mappingKeyTypeAndPublicKeyEnricher[jsonWebKey.Kty];
enricher(result, jsonWebKey);
return(result);
}
public Dictionary <string, object> GetJsonWebKeyInformation(OfficeDocumentJsonWebKeyResponse jsonWebKey)
{
return(new Dictionary <string, object>
{
{
"kty", "RSA"
},
{
"use", "enc"
},
{
"alg", "RS256"
},
{
"kid", jsonWebKey.Kid
}
});
}
