Oct30
Hacker's Gambit 2026 (Round 2 – Grand Finale)
Fri Oct 30, 2026 · 06:30 UTC → Sat Oct 31 · 06:30 UTC
DFIR & blue-team CTFs, in one place.
Upcoming DFIR, forensics & blue-team CTFs — plus an archive of past challenges with evidence and write-ups.
23 dated events in the next 120 days · 7 DFIR-focused · 45 archived challenges
Upcoming — confirmed dates
Times for CTFtime events are in UTC. "Forensics category" = general CTF that lists forensics challenges. Last CTFtime pull: 2026-10-29 12:55 UTC.
Oct30
HI Cyber Con 2026 CTF
Fri Oct 30, 2026 · 14:00 UTC → Sun Nov 1 · 14:00 UTC
Nov5
SANS DFIR NetWars — London
Nov 5–6, 2026
Nov6
PINK+ CTF 2026
Fri Nov 6, 2026 · 12:00 UTC → Mon Nov 9 · 12:00 UTC
Nov6
CSCTF 2026
Fri Nov 6, 2026 · 13:00 UTC → Sun Nov 8 · 13:00 UTC
Nov6
SpookyCTF 2026
Fri Nov 6, 2026 · 17:00 UTC → Sat Nov 7 · 17:00 UTC
Nov9
KDFS Challenge 2026 (digital forensics CTF)
Mon Nov 9, 2026
Nov13
TVX CTF 2026
Fri Nov 13, 2026 · 10:00 UTC → Fri Nov 13 · 20:00 UTC
Nov13
WolvCTF 2026
Fri Nov 13, 2026 · 23:00 UTC → Sun Nov 15 · 23:00 UTC
Nov14
InIt CTF
Sat Nov 14, 2026 · 15:30 UTC → Sat Nov 14 · 23:30 UTC
Nov19
SANS DFIR NetWars — Paris
Nov 19–20, 2026
Nov20
EyesOpenCTF 7th edition
Fri Nov 20, 2026 · 10:00 UTC → Sun Nov 22 · 10:00 UTC
Nov21
Seize da Flaq
Sat Nov 21, 2026 · 06:30 UTC → Sun Nov 22 · 02:30 UTC
Nov21
Cyber Ninja CTF 2026 - BLACKOUT
Sat Nov 21, 2026 · 09:00 UTC → Sun Nov 22 · 09:00 UTC
Nov21
Crate-CTF 2026
Sat Nov 21, 2026 · 13:00 UTC → Sat Nov 21 · 21:00 UTC
Nov28
L3m0n CTF 2026 (Quals)
Sat Nov 28, 2026 · 04:30 UTC → Sat Nov 28 · 16:30 UTC
Nov28
CyberNSK2027-Qualifier
Sat Nov 28, 2026 · 09:00 UTC → Sat Nov 28 · 21:00 UTC
Dec1
BlackHat MEA CTF Final 2026
Tue Dec 1, 2026 · 15:14 UTC → Thu Dec 3 · 15:14 UTC
Dec11
niteCTF 2026
Fri Dec 11, 2026 · 12:00 UTC → Sun Dec 13 · 12:00 UTC
Dec17
SANS DFIR NetWars — Amsterdam
Dec 17–18, 2026
Dec19
BackdoorCTF 2026
Sat Dec 19, 2026 · 12:00 UTC → Sun Dec 20 · 12:00 UTC
Jan2
GaianSpace Perihelion CTF 2027
Sat Jan 2, 2027 · 18:00 UTC → Sun Jan 3 · 18:00 UTC
Feb1
Guardians 2027 — blue-team CTF (online qualifier)
Feb 1–14, 2027
Announced, date TBA
Recurring events whose next date isn't confirmed by the organizer yet.
—?
SANS Holiday Hack Challenge 2026: The Pyramid on the Ice Date TBA
Launch date not announced yet (2025 opened Nov 5). Report deadline Jan 5, 2027.
—?
Magnet Virtual Summit 2027 CTF Date TBA
Summit is Feb 8–11, 2027 (online). CTF date not announced; the 2026 CTF ran on the summit's last day.
—?
DefCamp — Decode and Conquer: Forensics CTF Date TBA
Date unconfirmed: the page lists Nov 28–29, which looks carried over from an earlier year (DefCamp 2026 runs Nov 19–20).
—?
The DFIR Report — DFIR Labs Digital Forensics Challenge Date TBA
Next date TBD per organizer (last one: Sep 26, 2026). 4 hours, $9.99 ticket.
—?
BelkaCTF Date TBA
No 2026 edition announced. Last one (#7) ran Jul 25–27, 2025.
—?
Cellebrite CTF Date TBA
No public online 2026 date found; 2026 rounds were in-person partner events.
Always-on practice platforms
—?
CyberDefenders Blue Team Labs Always on
Always open, with new labs added regularly
—?
Blue Team Labs Online Always on
Always open
—?
XINTRA APT Emulation Labs Always on
Always open
—?
Hack The Box Sherlocks Always on
Always open (defensive / DFIR scenarios)
—?
LetsDefend Always on
Always open (SOC simulator & challenges)
About
Security Volition CTF Board is a free, community-run calendar of digital forensics & incident response (DFIR), forensics and blue-team challenges, plus an archive of past challenges with links to their evidence files and public write-ups. It is built by a DFIR incident response leader for the community: no hype, no invented dates. Events from CTFtime are refreshed automatically; vendor and community events are checked against the organizer's own page, and anything without a confirmed date is clearly marked TBA.
Spotted a missing CTF or a broken link? Tell us (placeholder address).