On July 15, 2015, the Iranian White Hack hacker group Apadana Security Team announced a CTF (Capture the Flag) competition that would be held between July 31 and August 2, 2015. The competition would include contests on steganography, failure algorithms, cryptography exploitation, and reverse engineering. The first place winner will receive a 500,000 toman ($170) prize.
Source: Irancybernews.org, July 15, 2015.