can you hack the yellow cards???

[jarmm22283]

hi am new to this and i was woundering if you could hack the yellow cards and also do you have to have the jtag to put a fix on the cards i have a 3900 reciever thank you :duh: :firejack:

[Chespirito]

I read some where else that you could not hack the yellow cards. :sad2: