With cyber-attacks on the rise and a shortage of talent in the sector, choosing the right training has become a real challenge. To help both high school students and professionals looking for a career change, we have drawn up a ranking of the most reputable schools in 2025. Among them, two in particular stand out: Jedha, a benchmark for intensive training and retraining, and Guardia School, designed for post-baccalaureate students.
The cybersecurity market is under pressure: companies are struggling to recruit as threats become ever more sophisticated. Choosing a school is not simply a matter of falling in love with it. You need to take into account academic quality, job opportunities, diploma recognition, partnerships with companies and the possibility of joining a work-study program.
Why this ranking?
For this ranking, we analyzed several criteria: academic reputation, excellence of programs, links with industry, accessibility, certifications, and above all the rate of professional integration.
Ranking of cybersecurity educational institutions for the year 2025
1. Bootcamp Jedha - The essential guide to professional retraining
Founded in 2017 by Antoine Krajnc, Jedha initially focused on data before becoming a major player in the cybersecurity field. Aimed at helping adults undergoing retraining, the school favors a highly practical approach: project-based training, tailor-made modules and personalized support towards professional integration.
- Courses :
- Cybersecurity Essentials (2 weeks) - introduction for novices.
- Cybersecurity Fullstack Training (3 months) - certifying program for first jobs.
- Cybersecurity Manager (5 weeks) - in-depth specialization for expert professions.
- Teaching methods: face-to-face, online or blended.
- Financing: possible up to €5,000 through CPF, France Travail, the regions or Transitions Pro.
- Implementation: 10 campuses located in France (Paris, Lyon, Bordeaux, among others).
The school offers the perfect solution for fast, effective retraining.
2. Guardia School - The higher education establishment specializing in cybersecurity
Guardia School is designed for bachelor's degree holders who aspire to enter the cybersecurity sector directly.
Its pedagogical strategy is based on practical exercises and the sandwich principle, ensuring rapid integration into the professional world and high employability on completion of the study program.
3. Télécom Paris (Institut Mines-Télécom) - Academic excellence
Télécom Paris is one of France's most renowned public engineering schools. It is acclaimed for the high quality of its teaching and innovative research, establishing itself as a major player in the cybersecurity sector.
Students benefit from rigorous programs, a stimulating environment and, above all, a strong connection withindustry. Graduates are trained to meet the complex challenges of network and information systems security.
4. IMT Atlantique - A comprehensive approach to cybersecurity
IMT Atlantique, another leading public engineering institution, has built its reputation on its in-depth expertise in networks, systems and security.
The institution stands out for its global orientation: preparing engineers capable not only of mastering technology, but also of anticipating the strategic challenges of cybersecurity. It is deeply rooted in the French ecosystem, and maintains strong collaborations with the private sector and the research field.
5. ENSIBS (Université Bretagne Sud) - The expert institution in cybersecurity
Located near the Rennes Cyber Center of Excellence, ENSIBS is a strategic choice for those wishing to move into cyber defense and national security.
Its experience in cybersecurity engineering is closely associated with the military and industrial fields. This provides students with an environment rich in opportunities and solid training for working in key sectors linked to defense and safeguarding vital infrastructures.
6. Université Paris-Saclay - A prestigious research center
Paris-Saclay is internationally acclaimed for the excellence of its scientific research.
In the field of cybersecurity, its SSI masters programs provide students with excellent training, supported by state-of-the-art laboratories and collaborations with leading industrial players. It's the perfect solution for those wishing to progress in a strict academic environment and then move into innovation or research.
7. Université de Technologie de Troyes (UTT) - Practicality first
At UTT, teaching is based on project work and practical application. One of the school's distinctive features is its specialization in computer systems security, which is highly prized by employers.
The school's strong emphasis onwork-study programs means that students gain significant professional experience, facilitating their integration into the job market.
8. Grenoble INP - ENSIMAG - Scientific rigor in the service of cybersecurity
ENSIMAG is a leading institution in the digital science and technology sector.
Its cybersecurity curriculum focuses on network and software protection, while providing students with a robust scientific foundation. Graduates from this institution generally aspire to high-profile careers, whether in R&D or with blue-chip technology companies.
9. CY Tech (CY Cergy Paris Université) - The fusion of data and cybersecurity
The engineering curriculum offered by CY Tech stands out for its dual approach: data science and IT security.
Companies are particularly interested in this combination, needing profiles capable of securing and examining huge quantities of information. Thanks to its many collaborations and its focus on work-study programs, the school guarantees its students an education rooted in the demands of the marketplace.
10. Université de Rennes - At the heart of the Breton ecosystem
The Université de Rennes takes advantage of the unique setting of Brittany, which has become a veritable cybersecurity center in France.
Every year, a large number of students are attracted to its masters programs specializing in cyberdefense and cybersecurity. Thanks to their advanced technical expertise and in-depth knowledge of the strategic challenges in the field, graduates enjoy an excellent reputation.
How do I select a school specializing in cybersecurity?
- You're in high school: opt for a long, structured route, such as Guardia School or a top engineering school, to build a solid foundation.
- You're changing careers: choose an intensive, certifying bootcamp, such as Jedha, to quickly gain practical skills and increase your employment opportunities.
Frequently asked questions (FAQ)
What's the best school for a high school student who wants to work in cybersecurity?
Guardia School is specifically designed for post-baccalaureate students, combining theory, practical projects and work-study to ensure successful integration into the workforce.
What's the best school for retraining in cybersecurity?
Jedha Bootcamp is the benchmark for retraining, thanks to its intensive formats, hands-on teaching and job placement support. The school also stands out for its online cybersecurity training, making it more accessible to a wide range of users.
Article sponsored by Jedha
