I did a quick search before posting but didn't go far behind, I'll do a deeper search.
If you happen to have some of those threads at hand, would you please link them? Only if it's no trouble, I'll search them anyway. Thanks
EDIT: Found the thread about the KUAL Firewall with BBB filter.
https://www.mobileread.com/forums/sho...d.php?t=205925
Here's another interesting thread, I paste the link here for future reference:
https://www.mobileread.com/forums/showthread.php?t=51371