Zeromutarts Capture the Flag 2013 challenge writeups

Below are writeups for all of the Zeromutarts Capture the Flag 2013 challenges, with the exception of 3 challenges that required you to be at the event and which appear in white on the board.

• 404 (100 points)
• antonin (100 points)
• caesar's last wish (100 points)
• chbs (100 points)
• encodings (100 points)
• hardcoded (100 points)
• hidden (100 points)
• humans only (100 points)
• nmap (100 points)
• noise (100 points)
• nom nom nom (100 points)
• overflow (100 points)
• pcap (100 points)
• pseudocode (100 points)
• puzzle (100 points)
• sweetie (100 points)
• the magic of rsa (100 points)
• txt_securer (100 points)
• xoxo (100 points)
• execute (200 points)
• real overflow (250 points)
• rivest-shamir-adleman (250 points)
• serial verifier (250 points)