CTF Time

Name: DeadSec CTF 2026 - POSTPONED (an DeadSec event.)
Date: July 31, 2026, noon — 01 Aug. 2026, 12:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://www.deadsec.xyz/
Rating weight: 39.00
Event organizers: DeadSec

Name: VuwCTF 2026 (an VuwCTF event.)
Date: July 31, 2026, 10 p.m. — 02 Aug. 2026, 05:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://2026.vuwctf.com/
Rating weight: 25.00
Event organizers: VuwCTF

Name: jailCTF 2026 (an jailCTF event.)
Date: July 24, 2026, 8 p.m. — 27 July 2026, 20:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://ctf.pyjail.club/
Rating weight: 0
Event organizers: jailctf

Name: D^3CTF 2026 (an D^3CTF event.)
Date: July 25, 2026, noon — 26 July 2026, 12:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://d3c.tf/
Rating weight: 69.22
Event organizers: D^3CTF Organizers

Name: DIVER OSINT CTF 2026 (an DIVER OSINT CTF event.)
Date: July 25, 2026, 3:10 a.m. — 26 July 2026, 03:10 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://ctfd.diverctf.org/
Rating weight: 0.00
Event organizers: diver_osint

Name: Codegate CTF 2026 Finals (an Codegate CTF Finals event.)
Date: July 23, 2026, 1 a.m. — 24 July 2026, 01:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Location: 201-203(2F North), COEX, Seoul, Republic of Korea
Offical URL: https://codegate.org/
Rating weight: 0.00
Event organizers: CODEGATE

Name: BDSec CTF 2026 (an BDSec CTF event.)
Date: July 20, 2026, 3 p.m. — 21 July 2026, 15:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://2026.bdsec-ctf.com/
Rating weight: 15.62
Event organizers: Knight Squad

Name: EYCC CTF 2026 Qualifiers (an EYCC CTF event.)
Date: July 17, 2026, 11 a.m. — 19 July 2026, 11:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://eycc.stemeghackclub.org/
Rating weight: 0
Event organizers: Mont5ab El2hwa

Name: OmniCTF 2026 Quals (an OmniCTF event.)
Date: July 17, 2026, 3 p.m. — 19 July 2026, 15:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://omnictf.com/
Rating weight: 23.96
Event organizers: OmniCTF

Name: DownUnderCTF 2026 - CANCELLED (an DownUnderCTF event.)
Date: July 17, 2026, 7:30 p.m. — 19 July 2026, 19:30 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://duc.tf/
Rating weight: 94.99
Event organizers: DownUnderCTF

Name: HoneyBadger CTF AvitoTech (an AvitoTech CTF event.)
Date: July 18, 2026, 9 a.m. — 19 July 2026, 15:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://avitoctf.ru/
Rating weight: 24.00
Event organizers: SPbCTF

Name: ATHENA CTF (an Athena CTF event.)
Date: July 18, 2026, 5:30 a.m. — 19 July 2026, 05:30 UTC  [add to calendar]
Format: Jeopardy
On-line
Location: On-line
Offical URL: https://ctf.athena-ctf.com/
Rating weight: 24.38
Event organizers: Athena-CTF

Name: AxiomCTF 2026 Finals (an Axiom CTF event.)
Date: July 18, 2026, 7 a.m. — 18 July 2026, 15:00 UTC  [add to calendar]
Format: Attack-Defense
On-site
Location: Russia, Moscow
Offical URL: https://axiomctf.ru/
Rating weight: 0.00
Event organizers: 4x10m

Name: ENOWARS 10 (an ENOWARS event.)
Date: July 18, 2026, noon — 18 July 2026, 21:00 UTC  [add to calendar]
Format: Attack-Defense
On-line
Offical URL: https://10.enowars.com/
Rating weight: 83.50
Event organizers: ENOFLAG

Name: Clash of Cybers I (an Clash of Cybers event.)
Date: July 13, 2026, 8 a.m. — 14 July 2026, 08:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://1940-team.com/games/2
Rating weight: 24.90
Event organizers: 1940

Name: Junior.Crypt.2026 CTF (an .. Junior.Crypt CTF event.)
Date: July 11, 2026, 9 a.m. — 12 July 2026, 09:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: http://ctf-spcs.mf.grsu.by/
Rating weight: 23.42
Event organizers: Beavers0

Name: BroncoCTF 2026 (an BroncoCTF event.)
Date: July 11, 2026, 4 p.m. — 12 July 2026, 16:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://broncoctf.ctfd.io/
Rating weight: 17.41
Event organizers: BroncoSec

Name: CyberSibir2026 (an SibirCTF event.)
Date: June 9, 2026, 3:30 a.m. — 09 June 2026, 12:30 UTC  [add to calendar]
Format: Attack-Defense
On-site
Location: Russia, Tomsk
Offical URL: https://masksafe.ru/cyberv/2026/ctf
Rating weight: 0
Event organizers: keva

Name: LYKNCTF (an LYKN Team event.)
Date: July 6, 2026, midnight — 08 July 2026, 00:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://ctf.itzdenkii.me/
Rating weight: 24.42
Event organizers: FolodyCTF

Name: No Hack No CTF 2026 (an No Hack No CTF event.)
Date: July 4, 2026, midnight — 06 July 2026, 00:00 UTC  [add to calendar]
Format: Jeopardy
On-line
Offical URL: https://nhnc.ic3dt3a.org/
Rating weight: 23.47
Event organizers: ICEDTEA