Upcoming CTF events

Find an event to play.

50 events

  • LIVE

    Demo: Neon Signals CTF Taster

    A quick taste of live CTF challenges for pratice.

    EVENT_TIMES:31 Mar 2026 (UTC)
    HOSTED_BY:Biterra.co
    Players: 288
  • LIVE

    Labs: Signal Lockdown

    A tougher multi-track event built for your next step after the intro labs.

    EVENT_TIMES:31 Mar 2026 (UTC)
    HOSTED_BY:Biterra.co
    Players: 2
  • LIVE

    Labs: Vault Break Protocol

    A fresh mix of web, crypto, forensics, and reverse challenges.

    EVENT_TIMES:31 Mar 2026 (UTC)
    HOSTED_BY:Biterra.co
    Players: 5
  • LIVE

    Demo: OWASP Top 10 Quiz

    Master the OWASP Top 10 vulnerabilities!

    EVENT_TIMES:1 Apr 2026 (UTC)
    HOSTED_BY:Biterra.co
    Players: 210
  • LIVE

    RIFFHACK: Black Market Break-In

    Outsmart the marketplace and bag the flags.

    EVENT_TIMES:19 Jun 2026 (UTC)
    HOSTED_BY:Biterra.co
    Players: 1533
  • LIVE

    Train world from WHATSONES

    CTF train

    EVENT_TIMES:19 Jun – 19 Jun 2031 (UTC)
    HOSTED_BY:WHATSONES_crew
    Players: 42
  • UPCOMING

    CREST CTF 2.0

    Jeopardy CTF · Online · Individual

    EVENT_TIMES:23 Oct – 23 Oct 2026 (UTC)
    HOSTED_BY:CREST
  • UPCOMING

    HITCON CTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:23 Oct – 25 Oct 2026 (UTC)
    HOSTED_BY:HITCON
  • UPCOMING

    RSTCON 2026 CTF

    Jeopardy CTF · Online

    EVENT_TIMES:23 Oct – 25 Oct 2026 (UTC)
    HOSTED_BY:RSTCON
  • UPCOMING

    Hack.lu CTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:23 Oct – 25 Oct 2026 (UTC)
    HOSTED_BY:FluxFingers
  • UPCOMING

    Cryovault 2026 Finals

    Jeopardy CTF · Bengaluru, India

    EVENT_TIMES:24 Oct – 25 Oct 2026 (UTC)
    HOSTED_BY:ISFCR PESU
  • UPCOMING

    H7CTF 2026 Finals

    Attack-Defense CTF · Chennai, Tamil Nadu · Prequalified

    EVENT_TIMES:24 Oct – 25 Oct 2026 (UTC)
    HOSTED_BY:H7Tex
  • UPCOMING

    BSides Peoria CTF 2026

    Jeopardy CTF · Peoria, Illinois, USA · Casual

    EVENT_TIMES:24 Oct – 24 Oct 2026 (UTC)
    HOSTED_BY:BSides Peoria CTF Village
  • UPCOMING

    Sudocrypt v16.0

    Hack quest CTF · Online

    EVENT_TIMES:27 Oct – 28 Oct 2026 (UTC)
    HOSTED_BY:exunclan
  • RECRUITING

    FLAGhunt

    Let the participants themselves create terrifying tasks! Join our shadow organization! We’ll help you create truly oppressive challenges! hahaha! OUR organization is: https://github.com/CTFbiterra OUR contacts: flaghuntcreations@ogzmail.com jessica@biterra.co

    EVENT_TIMES:27 Oct – 31 Oct 2026 (UTC)
    HOSTED_BY:WHATSONES_crew
    Players: 25
  • UPCOMING

    Srdnlen CTF 2026 Finals (Sardinia Cyber Camp)

    Jeopardy CTF · Italy, Cagliari · Prequalified

    EVENT_TIMES:29 Oct – 29 Oct 2026 (UTC)
    HOSTED_BY:Srdnlen
  • UPCOMING

    Hacker's Gambit 2026 (Round 2 – Grand Finale)

    Jeopardy CTF · Jaihind College of Engineering,At Post Kuran, Taluka Junnar, Pune - 410511, Maharashtra, India (19°09'47.2"N 73°54'52.2"E) · Prequalified

    EVENT_TIMES:30 Oct – 31 Oct 2026 (UTC)
    HOSTED_BY:JCOE Cyber Sentinels
  • UPCOMING

    CTF@AC26 - Finals

    Jeopardy CTF · Faculty of Automation & Computer Science, Timisoara, Romania

    EVENT_TIMES:30 Oct – 1 Nov 2026 (UTC)
    HOSTED_BY:UPT-CTF
  • UPCOMING

    HI Cyber Con 2026 CTF

    Jeopardy CTF · Online

    EVENT_TIMES:30 Oct – 1 Nov 2026 (UTC)
    HOSTED_BY:Hidden Investigations
  • UPCOMING

    2026 Qiangwang Challenge on Cyber Mimic Defense Qualification

    Jeopardy CTF · Online

    EVENT_TIMES:31 Oct – 1 Nov 2026 (UTC)
    HOSTED_BY:LoveFromMimic
  • UPCOMING

    Russian CTF Cup X Qualifier

    Jeopardy CTF · Online

    EVENT_TIMES:31 Oct – 1 Nov 2026 (UTC)
    HOSTED_BY:ctfcup
  • UPCOMING

    StealthCup 2026

    Hack quest CTF · On-site, Quebec City, Canada (Hackfest, Quebec City Convention Centre). Remote participation only on request.

    EVENT_TIMES:31 Oct – 31 Oct 2026 (UTC)
    HOSTED_BY:0x01DA
  • UPCOMING

    HKCERT CTF 2026 (Qualifying Round)

    Jeopardy CTF · Online

    EVENT_TIMES:6 Nov – 7 Nov 2026 (UTC)
    HOSTED_BY:Black Bauhinia, HKCERT
  • UPCOMING

    PINK+ CTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:6 Nov – 9 Nov 2026 (UTC)
    HOSTED_BY:PINK+
  • UPCOMING

    CSCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:6 Nov – 8 Nov 2026 (UTC)
    HOSTED_BY:Chronos Security
  • UPCOMING

    SpookyCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:6 Nov – 7 Nov 2026 (UTC)
    HOSTED_BY:Cyber Security Network
  • UPCOMING

    BlackAlps CTF 2026

    Jeopardy CTF · Switzerland, Yverdon-les-Bains

    EVENT_TIMES:6 Nov – 6 Nov 2026 (UTC)
    HOSTED_BY:BlackAlps
  • UPCOMING

    Mimic

    Jeopardy CTF · Online · Casual

    EVENT_TIMES:7 Nov – 8 Nov 2026 (UTC)
    HOSTED_BY:Rare Byte Hub
  • UPCOMING

    CSAW CTF Final Round 2026

    Jeopardy CTF · Online

    EVENT_TIMES:12 Nov – 14 Nov 2026 (UTC)
    HOSTED_BY:NYUSEC
  • UPCOMING

    Platypwn 2026

    Jeopardy CTF · Online

    EVENT_TIMES:13 Nov – 14 Nov 2026 (UTC)
    HOSTED_BY:Platypwnies
  • UPCOMING

    WolvCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:13 Nov – 15 Nov 2026 (UTC)
    HOSTED_BY:wolvsec
  • UPCOMING

    InIt CTF

    Jeopardy CTF · Online · Casual

    EVENT_TIMES:14 Nov – 14 Nov 2026 (UTC)
    HOSTED_BY:Hackers_In_India
  • UPCOMING

    EyesOpenCTF 7th edition

    Jeopardy CTF · Online

    EVENT_TIMES:20 Nov – 22 Nov 2026 (UTC)
    HOSTED_BY:EyesOpen_Security
  • UPCOMING

    GlacierCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:20 Nov – 21 Nov 2026 (UTC)
    HOSTED_BY:LosFuzzys
  • UPCOMING

    Outback Overflow

    Jeopardy CTF · Online

    EVENT_TIMES:20 Nov – 21 Nov 2026 (UTC)
    HOSTED_BY:HSCC
  • UPCOMING

    Seize da Flaq

    Jeopardy CTF · Mathura, Uttar Pradesh, India · Casual

    EVENT_TIMES:21 Nov – 22 Nov 2026 (UTC)
    HOSTED_BY:Seize da Flaq
  • UPCOMING

    Crate-CTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:21 Nov – 21 Nov 2026 (UTC)
    HOSTED_BY:Crate-CTF
  • UPCOMING

    CyberSci Regional Qualifiers 2026-27

    Jeopardy CTF · Onsite at 6 locations in Canada · Academic

    EVENT_TIMES:21 Nov – 21 Nov 2026 (UTC)
    HOSTED_BY:CyberSciOrganizers
  • UPCOMING

    LakeCTF Quals 26-27

    Jeopardy CTF · Online

    EVENT_TIMES:27 Nov – 28 Nov 2026 (UTC)
    HOSTED_BY:polygl0ts
  • UPCOMING

    L3m0n CTF 2026 (Quals)

    Jeopardy CTF · Online

    EVENT_TIMES:28 Nov – 28 Nov 2026 (UTC)
    HOSTED_BY:L3m0n CTF
  • UPCOMING

    BlackHat MEA CTF Final 2026

    Jeopardy CTF · Riyadh, Saudi Arabia · Prequalified

    EVENT_TIMES:1 Dec – 3 Dec 2026 (UTC)
    HOSTED_BY:SAFCSP
  • UPCOMING

    x3CTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:4 Dec – 6 Dec 2026 (UTC)
    HOSTED_BY:x3CTF
  • UPCOMING

    bi0sCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:5 Dec – 6 Dec 2026 (UTC)
    HOSTED_BY:bi0s
  • UPCOMING

    niteCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:11 Dec – 13 Dec 2026 (UTC)
    HOSTED_BY:Cryptonite
  • RECRUITING

    Partridge in a Root Shell

    On the twelfth day of Christmas, the red team gave to me… twelve critical vulnerabilities.

    EVENT_TIMES:13 Dec 2026 (UTC)
    HOSTED_BY:Biterra.co
    Players: 14
  • UPCOMING

    BSides Algiers 2026

    Jeopardy CTF · Online

    EVENT_TIMES:17 Dec – 19 Dec 2026 (UTC)
    HOSTED_BY:sarrus
  • UPCOMING

    BackdoorCTF 2026

    Jeopardy CTF · Online

    EVENT_TIMES:19 Dec – 20 Dec 2026 (UTC)
    HOSTED_BY:InfoSecIITR
  • UPCOMING

    ASIS CTF Finals 2026

    Jeopardy CTF · Online

    EVENT_TIMES:27 Dec – 28 Dec 2026 (UTC)
    HOSTED_BY:ASIS
  • UPCOMING

    JerseyCTF VII

    Jeopardy CTF · Online

    EVENT_TIMES:13 Mar – 14 Mar 2027 (UTC)
    HOSTED_BY:Highlander Hackers
  • UPCOMING

    Undutmaning 2027

    Jeopardy CTF · Online

    EVENT_TIMES:20 Mar – 20 Mar 2027 (UTC)
    HOSTED_BY:Undutmaning

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