Idan
There are multiple areas that you need to consider to secure your
application.
1. Securing Authentication into the applications
2. Securing Access control to resources in the application
3. Of course hardening the network and OS level is important too.
Netegrity plays a role in
Paul
The concern about having more compared to less is valid. But I guess you
must evaluate how much more you are getting for the resources you are
spending on the problem.
Using HTTPS (SSL) the data payload is encrypted using a well tested
solution(not using the Export Administration