[REQUEST] Adding encryption!

Hello,
I am new to coding.. so to learn more about coding i wanna learn how to add newer encryption to LOTF and maybe other bugless sources. like 5065, 5095-5165.

Can anyone give me a guide or a tips or something? :D

Thanks :)

Search, its been posted quite a few times.

ok i will.. thnx :D post a link here incase i dont find it..