On Sat, 3 Nov 2001, Max Bian wrote: > It brings out another question: What's the best way to prevent your program > from being easily broken, or used without autherization? > A simple key scheme? Although the most popular, it never worked well. > A key locked to the hostsync name? There is something called "HackMe". :) > There is no reliable unique identification on the device. > And it seems very simple for people who know assembly and debuggers to just > modify a few bytes to bypass all the key checking, expiration checking, etc. > Is there a technique really works? I mean, if it takes 1000 hours for a > skilled hacker to hack a $20 program, it should be fine. But if it takes only > a few hours, the code is not safe. > Anyone can recommand some resources on how to safeguard your program from > hacking or unauthorized usage?
http://oasis.palm.com/dev/kb/papers/2169.cfm // az [EMAIL PROTECTED] http://www.ardiri.com/ -- For information on using the Palm Developer Forums, or to unsubscribe, please see http://www.palmos.com/dev/tech/support/forums/
