Purchase/Renew only at/after version 5.9.8, which uses a new key-less payment system.
Per the BI recent news article 'MyCommerce/DR Meltdown'.
excerpt
This leaves the customers stranded by MyCommerce which is still taking orders, and not sending customers license keys, or sending the companies (Blue Iris) their revenue....
The very painful fact is that if you purchased any Blue Iris product through the
MyCommerce/Digital River platform since July 1, 2024, we have not received
any of this money.
...
According to the article by Blue Iris, a new better key-less payment plan has been put in with version 5.9.8.