conax paired card

[sonico]

hi everybody
any help about some conax paired card
i heard about a private version oscam which need cpwk pairing key
many ways
1. dump official receiver and extract cpwk pairing key and insert it in oscam
2. logs analys and compil oscam
3. get information beetween card and box by insert a bridge traffic analyser made in china!

please what is the good way to do it?

every help is welcome!