NameDateFormatLocationNotes
30C3 CTF27 Dec., 19:00 UTC — 29 Dec. 2013, 19:00 UTCJeopardy On-line
OWASP ALGERIA CTF 201322 Dec., 19:00 UTC — 24 Dec. 2013, 19:00 UTCJeopardy On-line
RuCTFE 201314 Dec., 10:00 UTC — 14 Dec. 2013, 19:00 UTCAttack-Defense On-line
UCSB iCTF 201306 Dec., 16:00 UTC — 07 Dec. 2013, 01:00 UTCAttack-Defense On-line
Sharif University CTF Finals 201318 Nov., 10:00 UTC — 18 Nov. 2013, 18:00 UTCJeopardy Tehran, Iran missing the scoreboard
Defcamp CTF Qualification 201315 Nov., 22:00 UTC — 16 Nov. 2013, 22:00 UTCJeopardy On-line missing the scoreboard
GreHack CTF 201315 Nov., 09:00 UTC — 15 Nov. 2013, 18:00 UTCJeopardy Grenoble, France missing the scoreboard
CSAW CTF Final Round 201315 Nov., 02:00 UTC — 16 Nov. 2013, 14:00 UTCJeopardy New York, USA
CSCAMP CTF Quals 201313 Nov., 20:00 UTC — 16 Nov. 2013, 20:00 UTCJeopardy On-line
rwthCTF 201309 Nov., 12:00 UTC — 10 Nov. 2013, 00:00 UTCAttack-Defense On-line
No cON Name CTF Finals 201301 Nov., 09:00 UTC — 01 Nov. 2013, 17:00 UTCJeopardy Barcelona, Spain
MIT/LL CTF 201325 Oct., 23:00 UTC — 27 Oct. 2013, 23:00 UTCAttack-Defense Boston, MA, USA missing the scoreboard
NotSoSecure CTF 201325 Oct., 15:00 UTC — 27 Oct. 2013, 20:00 UTCJeopardy On-line missing the scoreboard
Hack.lu CTF 201322 Oct., 08:00 UTC — 24 Oct. 2013, 08:30 UTCJeopardy On-line
EMC Defenders League Quals 201304 Oct., 10:00 UTC — 25 Oct. 2013, 18:00 UTCJeopardy On-line missing the scoreboard
Sharif University CTF 201302 Oct., 10:30 UTC — 03 Oct. 2013, 10:30 UTCJeopardy On-line
No cON Name CTF Quals 201327 Sept., 22:00 UTC — 29 Sept. 2013, 15:00 UTCJeopardy On-line missing the scoreboard
CSAW CTF Qualification Round 201319 Sept., 22:00 UTC — 22 Sept. 2013, 22:00 UTCJeopardy On-line
44CON CTF 201312 Sept., 09:00 UTC — 13 Sept. 2013, 15:00 UTCAttack-Defense London, UK missing the scoreboard
ASIS CTF Finals 201329 Aug., 13:30 UTC — 31 Aug. 2013, 13:30 UTCJeopardy On-line
DEF CON CTF 201302 Aug., 17:00 UTC — 04 Aug. 2013, 20:00 UTCAttack-Defense Las Vegas, NV, USA Prequalified teams only
EBCTF 201302 Aug., 10:00 UTC — 03 Aug. 2013, 22:00 UTCJeopardy On-line
UFO CTF 201319 July, 14:00 UTC — 21 July 2013, 14:00 UTCJeopardy On-line
DIMVA CTF 201317 July, 18:00 UTC — 19 July 2013, 14:00 UTCJeopardy On-line
SIGINT CTF 201305 July, 16:00 UTC — 07 July 2013, 16:00 UTCJeopardy On-line
SECUINSIDE CTF Finals 201302 July, 13:00 UTC — 03 July 2013, 13:00 UTCJeopardy Seoul, Republic of Korea
Nuit du Hack CTF Finals 201322 June, 21:00 UTC — 23 June 2013, 07:00 UTCAttack-Defense Paris, France
DEF CON CTF Qualifier 201315 June, 00:00 UTC — 17 June 2013, 00:00 UTCJeopardy On-line
Boston Key Party CTF 201308 June, 22:00 UTC — 09 June 2013, 22:00 UTCJeopardy On-line
EBCTF Teaser 201301 June, 12:00 UTC — 01 June 2013, 20:00 UTCJeopardy On-line
BSIDES CTF 201331 May, 01:00 UTC — 31 May 2013, 05:00 UTCJeopardy Qu├ębec City, Canada missing the scoreboard
Facebook Security Hacker Competition at Source Dublin25 May, 10:00 UTC — 25 May 2013, 17:00 UTCAttack-Defense Dublin, Ireland missing the scoreboard
SECUINSIDE CTF Quals 201324 May, 13:00 UTC — 26 May 2013, 13:00 UTCJeopardy On-line
PHD CTF Finals 201323 May, 06:00 UTC — 24 May 2013, 16:00 UTCAttack-Defense Moscow, Russia
h34dCTF 201323 May, 04:00 UTC — 23 May 2013, 10:00 UTCJeopardy Novosibirsk, Russia
BaltCTF Quals 201310 May, 12:00 UTC — 12 May 2013, 12:00 UTCJeopardy On-line
VolgaCTF 2013 Quals01 May, 18:00 UTC — 03 May 2013, 18:00 UTCJeopardy On-line
ASIS CTF Quals 201320 April, 05:30 UTC — 22 April 2013, 05:30 UTCJeopardy On-line
RuCTF Finals 201320 April, 05:00 UTC — 21 April 2013, 10:00 UTCAttack-Defense Yekaterinburg, Russia
PlaidCTF 201319 April, 21:00 UTC — 21 April 2013, 21:00 UTCJeopardy On-line
InnoGames CTF 201319 April, 06:00 UTC — 20 April 2013, 01:00 UTCAttack-Defense Hamburg, Germany missing the scoreboard
HITB CTF Amsterdam 201308 April, 10:00 UTC — 11 April 2013, 12:00 UTCJeopardy Amsterdam, Netherlands
NorthSec CTF 201305 April, 23:00 UTC — 07 April 2013, 20:00 UTCHack quest Montreal, Quebec, Canada
Codegate CTF Finals 201303 April, 01:00 UTC — 04 April 2013, 01:00 UTCJeopardy Seoul, Republic of Korea
easterpwn 201330 March, 20:00 UTC — 31 March 2013, 01:00 UTCAttack-Defense Paderborn, Germany
UCSB iCTF 201222 March, 15:00 UTC — 22 March 2013, 00:00 UTCAttack-Defense On-line
Insomni'hack 201322 March, 06:00 UTC — 23 March 2013, 02:00 UTCJeopardy Geneva, Switzerland
ForbiddenBITS CTF 201315 March, 13:00 UTC — 16 March 2013, 13:00 UTCJeopardy On-line
backdoorCTF 201309 March, 15:30 UTC — 11 March 2013, 15:30 UTCJeopardy On-line
Nuit du Hack CTF Quals 201308 March, 23:00 UTC — 09 March 2013, 23:00 UTCJeopardy On-line
RuCTF Quals 201308 March, 14:00 UTC — 10 March 2013, 14:00 UTCJeopardy On-line
Codegate CTF Preliminary 201301 March, 12:00 UTC — 03 March 2013, 00:00 UTCJeopardy On-line
Nullcon "Battle Underground"01 March, 04:30 UTC — 02 March 2013, 11:30 UTCJeopardy On-line missing the scoreboard
Ghost in the Shellcode 201315 Feb., 20:30 UTC — 17 Feb. 2013, 18:30 UTCJeopardy On-line
HackIM 201324 Jan., 23:59 UTC — 26 Jan. 2013, 23:59 UTCJeopardy On-line