Offical URL: http://phdays.com/

All tasks are available here: http://ctfarchive.phdays.com/

CTF events

NameWeight
PHDays CTF 20160.00
PHD CTF Finals 201510.00
PHD CTF Finals 201460.00
PHD CTF Finals 201360.00
PHD CTF Finals 201260.00
PHD CTF Finals 201140.00