MivaScript Builtin Function, Miva Merchant 9+
rsa_save_privatekey( privkey_file, rsa var, passphrase )
<mvt:assign name="g.return_value" value="rsa_save_privatekey( privkey_file, rsa var, passphrase )" />
Encrypts and writes a previously loaded RSA private key to a file in PKCS#8 format
privkey_file
The name of the file in which the private key is to be stored
rsa
The internal reference to the RSA private key to be saved
passphrase
The passphrase used to encrypt the private key