public static Oid FromFriendlyName(string friendlyName, OidGroup group) { if (friendlyName == null) { throw new ArgumentNullException("friendlyName"); } string oidValue = X509Utils.FindOidInfo(CAPI.CRYPT_OID_INFO_NAME_KEY, friendlyName, group); if (oidValue == null) { throw new CryptographicException(SR.GetString(SR.Cryptography_Oid_InvalidValue)); } return(new Oid(oidValue, friendlyName, group)); }