WOCS'hAck is a school bug bounty challenge. This is the 3d edition. Competitors must find bugs on a website, report them with analysis report, assesment and remediation proposals. Reports are evaluated by experts which score them regarding accuracy, details, quality of the reports. The goal of this contest is to put students in a closed situations to report bugs in real life to improve cybersecurity across the world. WOCS'hAck is fully online contest. This challenge is a non stop one day challenge from morning to evening. This challenge is a fun way to learn how to identify and report vulnerability on websites. A rich panel of vulnerabilities to discover through the platform of our partner: 'YesWeHack'. Competitors will have exhilarating prizes to won!

WOCS'hAck Event

The contest will be held online on the platform of YesWeHack the
Saturday 4th May 2024 from 9am to 5pm UTC+02:00.

{'from': '2024-05-04T09:00:00+02:00', 'to': '2024-05-04T17:00:00+02:00'}

This Ethical Hacking challenge set students in a real context to find vulnerabilities and report them to the website owner in order to improve website security.

Thanks to our Sponsors like Sopra Steria, participation is free for the first 100 schools.

The event is organized online by the WOCSA Team on the platform of YesWeHack. Exhilarating prizes to won for the best teams.

Only one team is enrolled by school for one location. Teams are composed of 4 members from the same school. Captain of the team will be in charge to send the bug reports.


WOCSA is an International Non Profit Organisation created in France in 2007.

WOCSA goal is to share knowledge in cybersecurity to allow everyone to live safely in the digital world by themselves.

All WOCSA projects are international however all actions are done locally.

Click here to discover more about WOCSA.


Challenge yourself

Test your skills in close to real context with limited time and resources.


Promote your school and your team

By playing WOCS'hAck challenge your promote your team and your school.



It's overall a fun time with exchanges across competitors and the WOCSA team during an exciting challenge.

Sponsors & Partners

Sponsors & Partners

Sopra Steria

Gold Sponsor

Sopra Steria is an European leader in digital transformation providing one of the most comprehensive portfolios of end to end service offerings on the market: Consulting, Systems Integration, Software Development, Infrastructure Management and Business Process Services. Sopra Steria does more to help you adapt in a changing world. We design, develop and deliver technology solutions that achieve your strategic outcomes and meet your specific business challenges. By combining collaborative consultancy and strategic expertise with sector specialisms, digital best practice, and accelerated delivery, we make a real difference to every client’s business. We are trusted by leading private and public organisations to deliver successful and secure transformation programmes that address their most complex and critical business challenges. Combining added value, innovation and high-quality services, Sopra Steria enables its customers to make the best use of information technology.

PALAN Consulting

Silver Sponsor

PALAN Consulting is a GRC expertise and CYBER project management firm, draws on 15 years' experience in the field of operational security, combining pragmatism and added value with a focus on people and results.

PALAN Informatique

Silver Sponsor

PALAN Informatique is the trusted partner dedicated to your success, ready to rise to the challenges with you, to break down digital barriers and help you accelerate your personal and professional ambitions. With a local branch and a shared services center, it's a winning combination for our customers to always have a field experienced and listening team.


Silver Sponsor

Uneat bring you security solutions accurate to your IT environment.



YesWeHack is a leading Bug Bounty and Vulnerability Management Platform that was founded in 2015. With a worldwide presence, YesWeHack connects organisations to tens of thousands of bug hunters. The goal is uncovering and patching vulnerabilities in websites, mobile apps, connected devices and digital infrastructure. Hundreds of organisations worldwide – private, public and governmental – already benefit from YesWeHack’s in-house triage, personalised support, customisable model and results-based pricing. Built and run by ethical hackers, YesWeHack knows what ‘white hats’ and organisations need from a Bug Bounty platform to cost-effectively secure digital assets, reputations and customer data. YesWeHack complies with strict security, financial traceability and privacy requirements. YesWeHack’s services are ISO 27001- and ISO 27017-certified and accredited by CREST. YesWeHack’s infrastructure uses EU-based, GDPR-compliant private hosting that meets the most stringent standards: ISO 27001, ISO 27017, ISO 27018, ISO 27701 and SOC II Type 2. The YesWeHack platform is also permanently subject to a public Bug Bounty Program.

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