Cybersecurity Hackathons in 2026

Explore 416 cybersecurity hackathons in 2026. Hackathons focused on cybersecurity, information security, CTFs, and defensive/offensive security.

Hackathons

39

Avg Prize

$51K

Organizers

54

Tuesday, October 6, 2026

SUSTAIN-A-THON 2.0

Sep 18 – Oct 7, 2026Sharda University Greater NoidaRuhallapur, India$1K

HACK PRADESH 2026 – RVIT HACKATHON

Oct 6 – Oct 8, 2026RV Institute of Technology (RVIT)Andhra Pradesh, India$600

Artificial Intelligence

Web Development

HACK PRADESH – RVIT Hackathon

Oct 6 – Oct 8, 2026RV Institute of Technology (RVIT)Chebrolu, India$600

Artificial Intelligence

VIBEATHON 26

Sep 26 – Oct 10, 2026A.C. Patil College of Engineering Department of Information TechnologyMaharashtra, India$300

Web Development

Artificial Intelligence

Cryovault 2026

Sep 30 – Oct 10, 2026PES University (PESU), BengaluruOnline

Agnitia 2026 : 36 Hours National Level Hackathon

Sep 7 – Oct 10, 2026Prestige Institute of Engineering, Management and Research (PIEMR), IndoreIndore, India$2K

Artificial Intelligence

ReConCTF'26

Sep 22 – Oct 10, 2026Indian Institute of Technology, Indian School of Mines (IIT ISM), DhanbadOnline$78

ForgeHacks Online 2026

Oct 1 – Oct 10, 2026ForgeHacksOnline$1.2M

Artificial Intelligence

CyberQuest 2026

Sep 22 – Oct 11, 2026Manipal University (MU), JaipurJaipur, India$1K

Kurukshetra CTF

Sep 11 – Oct 11, 2026Pimpri Chinchwad College of Engineering (PCCOE), PunePimpri-Chinchwad, India$240

Artificial Intelligence

CryptX

Sep 24 – Oct 11, 2026Chaitanya Bharathi Institute of Technology (CBIT), HyderabadHyderabad, India$120

INDUX 5.0-2026

Sep 22 – Oct 15, 2026vikrant university, gwaliorBanarpura, India$3K

Artificial Intelligence

ZeroBreach 2.0 CTF 2026

Sep 5 – Oct 15, 2026Sanjivani College of Engineering (SCE), KopargaonOnline$240

Ghost Protocol CTF 2.0

Oct 5 – Oct 15, 2026Noida Institute of Engineering And Technology (NIET), Greater NoidaGreater Noida, India$612

HACK ON TRACK (24-Hour National Hackathon)

Sep 18 – Oct 16, 2026FR. C. Rodrigues Institute of Technology (FCRIT), Navi MumbaiVashi, India$1K

Artificial Intelligence

AI Lodge Hackathon 2026

Sep 22 – Oct 19, 2026SMU Business Intelligence & AnalyticsOnline

Artificial Intelligence

SPIRIT 3.0 - Buildathon

Sep 30 – Oct 19, 2026Dr Shakuntala Misra National Rehabilitation University (DSMNRU), LucknowLucknow, India$36

H7CTF 2026

Sep 13 – Oct 24, 2026SRM Institute of Science and Technology (SRMIST), Kattankulathur, ChennaiChennai, India$2K

Artificial Intelligence

Qiskit Fall Fest

Sep 1 – Oct 26, 2026Mukesh Patel School of Technology Management and Engineering (NMIMS), MumbaiOnline$216

HTCJ Aviation Futures Innovation Challenge

Jun 25 – Oct 28, 2026hacktheconcretejungleLos Angeles, United States

Artificial Intelligence

Null Origin - 24 Hour CTF Challenge

Jun 11 – Oct 29, 2026Cyber hxOnline

Koolage Cybersecurity Challenge – Can You Spot the Vulnerability?

Sep 17 – Oct 29, 2026koolageOnline

Hacker's Gambit 2026

Jul 21 – Oct 31, 2026Jaihind college of Engineering KuranOnline$3K

Sea of Secrets CTF

Oct 1 – Oct 31, 2026HackitUpOnline$288

SecLeaf Q4 CTF 2026

Sep 12 – Nov 1, 2026SecLeafOnline

India AI Agentic Security Hackathon

Aug 12 – Nov 1, 2026AmiyaDelhi, India

Artificial Intelligence

Low-Level Hackathon

Sep 28 – Nov 8, 2026International Institute of Information Technology (IIIT), BangaloreOnline

Cipher Chase — Capture the Flag

Sep 28 – Nov 12, 2026International Institute of Information Technology (IIIT), BangaloreOnline

InIt CTF

Sep 28 – Nov 13, 2026HIII (Hackers In India)Online

Capture The Flag | IIT Kanpur

Sep 29 – Nov 13, 2026TechkritiKalyanpur, India$600

Capture The Flag | TECHKRITI | IIT KANPUR

Oct 1 – Nov 16, 2026TechkritiKalyanpur, India

Seize da Flaq

Aug 24 – Nov 22, 2026Cyberonites ClubMathura, India$6K

Pinaka CTF

Sep 30 – Nov 28, 2026National Forensic Sciences University, ChennaiOnline$1K

Slay CTF

Aug 22 – Nov 29, 2026Jalpaiguri Government Engineering College (JGEC), West BengalOnline

CTF Arena

Aug 19, 2026 – Feb 7, 2027International Institute of Information Technology (IIIT), BhubaneswarBhubaneswar, India$180

E.ON Future Makers Challenge

Aug 17, 2026 – Oct 31, 2027InfosysOnline

Artificial Intelligence

Wednesday, October 7, 2026

Hack Your First Web App | Guided TryHackMe CTF

Oct 7, 2026Tymoteusz NetterMaastricht, Netherlands

Web Development

Thursday, October 8, 2026

XploitX 2.0 Beta – CTF

Oct 8 – Oct 9, 2026Department of Cyber Security, Prathyusha Engineering CollegePrathyusha Engineering College, India$100K

Artificial Intelligence

Anvation

Oct 8 – Oct 9, 2026KSSEMBengaluru, India$600

Artificial Intelligence

AI Security Night - Hack it!

Oct 8 – Oct 9, 2026AISecEng CommunityBoston, United States

Artificial Intelligence

Friday, October 9, 2026

Ensign Build

Oct 9 – Oct 10, 2026Ensign CollegeSalt Lake City, United States

Artificial Intelligence

Saturday, October 10, 2026

Intelligence Initiative 2026

Oct 10 – Nov 25, 2026OSINTX × CyberEDTOnline$30K

Artificial Intelligence

Vibeathon--2026

Oct 10, 2026Jawahar education society, A.C.patil college of engineeringnavi mumbai$25K

Vibeathon-2026

Oct 10, 2026Jawahar education societykharghar$25K

Sunday, October 11, 2026

AI Defense Lab 2026 | Register only through link⬇️

Oct 11, 2026Seattle Data AI & SecurityOnline

Artificial Intelligence

Monday, October 12, 2026

EUROPEAN CYBERSECURITY CHALLENGE 2026ECSC

Oct 12 – Oct 16, 2026ENISABochum, Germany

ALGOSTORM 2.0: THE CODE CARNIVAL

Oct 12 – Oct 13, 2026HackIndiaAmity University Chhattisgarh, India

Artificial Intelligence

Dev Pro plan

3 more upcoming hackathons start more than a week out. The full calendar is on Dev Pro.

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Cybersecurity 2027

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Hackathons in San Francisco

Hackathons in Berlin

Hackathons in Bangalore

Hackathons in Singapore

AI & Machine Learning Hackathons

Blockchain & Web3 Hackathons

Fintech Hackathons

Health & Biotech Hackathons

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