var cipher = crypto.createCipher({
    algorithm: crypto.EncryptionAlg.AES,
    key: crypto.createSecretKey({
        encoding: encode.Encoding.UTF_8,
        secret: 'custsecret_stored_in_netsuite_secrets'
    }),
    padding: crypto.Padding.PKCS5Padding
})
cipher.update({
    input: JSON.stringify(data)
})
var encrypted_result = cipher.final({
    outputEncoding: encode.Encoding.HEX
})
//deliver encrypted_result.iv and encrypted_result.ciphertext to Node.js