Conax Contego provides Conax' own variant of HLS PlayReady encryption.
Please see Conax PlayReady for the outline of its use.
Next to HLS PlayReady Conax Contego offers multi-DRM as well, supporting the following DRMs:
These can be used in combination with either the Unified Packager or the Unified Origin by passing encryption key (the combination of key id and content key) and license server url (when applicable) as outlined in the various sections on PlayReady, Widevine etc.
Consult the Conax Contego manual on how to obtain the required variables from the Conax Contego API.