how to execute c code securely

Question

In this scenario the user will submit his/her C code to my server through a browser. The code will then be compiled and executed on my server and the output will be sent to the

Answer 1

I cannot answer you for windows -- I can tell you for linux.

This is an extremly complex problem. You need to think to:

• quota limit
• process that compiles/executes the code to be runned as an unprivileged user.
• do not allow the process to run more than N seconds
• do not allow process to allocate too much memory

I can say that this is a long-term project that you can not finish correctly in a few weeks.