[framework] Payload Bugs ?

[Thomas Werth]

Patrick Webster schrieb:
> I assume your german return address is correct.
> 
> Try using a shellcode with a stack adjustment of -3500.
> 
> Otherwise your payload may be using bad characters which are not accepted,
> or the payload code is changed by other instructions before you execute, by
> the target application?
> 
> -Patrick
> 

How exactly can i do this ? This sounds really interessting, but i
didn't find a "Adjust Stack for dummies guide" ;)
Can you gimme a small example ?