Book Exercise from Foundation of Security: Whatever programmer needs to know.

7. Rewrite the serveFile () method such that it imposes a maximum file size limit. If a user attempts to download a file that is larger than the maximum allowed size, write a log entry to a file called error_log and return a "403 Forbidden" HTTP response code. CHAPTER 4 EXERCISES FOR PART 1 a. What happens if an attacker tries to download /dev/random after you have made your modification? b. What might be some alternative ways in which to implement the maximum file size limit