
Cybersecurity services
Cyberattacks are costly for French businesses. Protect your company and operations with De Shagan Network and tailored cybersecurity solutions.
Discover our servicesCybersecurity is not a luxury, but an absolute necessity. De Shagan Network secures your IT environment, whatever the size of your company.

Your business should not be paralyzed by a cyberattack. Take the right steps to limit the consequences.
Contact us urgently
Cyberattacks are costly for French businesses. Protect your company and operations with De Shagan Network and tailored cybersecurity solutions.
Discover our services
Stay ahead of cyber threats with audits and penetration testing. Identify vulnerabilities, assess your maturity and strengthen your security posture effectively.
Discover our audits
Cybersecurity concerns every employee. De Shagan Network offers training to raise awareness and empower your teams against cyberattacks.
Discover our training
Cloud and hosting solutions to secure your data, host your business services and ensure business continuity, with support tailored to your needs and infrastructure.
Discover our cloud solutions
De Shagan Network supports businesses in managing their IT assets, from managed services to hardware selection, for a reliable and controlled IT environment.
Discover our IT servicesBusinesses and organizations across all sectors trust us to secure their operations every day
Aerospace
Automotive
Banking & insurance
Retail
Industry
Telecoms
Defense & public sector
Healthcare
eSports & gaming














Ibrahim has always been efficient, curious, adaptable and attentive to the client. He was a real added value for the team and was always the one who made the difference on the technical approach. The way he also democratised technology helped us a lot in convincing our clients. Definitely a key member of the team.
Working with Ibrahim Rahman was an extremely enriching and productive experience. From the start of our collaboration, Ibrahim stood out for his professionalism, rigour and ability to propose innovative solutions. His methodical approach and analytical skills greatly contributed to the success of our joint projects. What particularly impressed me about Ibrahim was his ability to combine technical expertise with human qualities. Always attentive, he fosters a collaborative work environment where everyone feels valued. His organisational skills and constant involvement made it possible to meet deadlines while ensuring a high level of quality. Ibrahim also has a strategic vision that makes him a real asset in managing complex projects. He anticipates challenges and proposes adapted solutions, while keeping sight of the objectives set. His commitment and ability to motivate teams were key elements that contributed to the success of our partnership. I highly recommend Ibrahim Rahman to any organisation wishing to carry out ambitious projects. His combination of technical skills, leadership and interpersonal skills makes him an exceptional collaborator.
I had the opportunity to work with Ibrahim on several occasions, as part of SOC training exercises for the Ministry of Defence, which I was responsible for. His networking expertise and mastery of security solutions particularly impressed me. Beyond his technical skills, what struck me most was his pedagogy and ability to share knowledge with kindness. He makes complex concepts accessible to teams, which makes him a valuable asset. His responsiveness is also remarkable: despite a busy schedule, he always made himself available, even on very short notice. Working with Ibrahim was a real pleasure. I can only recommend him.
Ibrahim was a valuable resource for cybersecurity at Cisco during our difficult period with the NGFW product line. He helped the business unit as well as customers find solutions to overcome these challenges. Meanwhile, as Cisco's Security unit evolved towards cloud-based cybersecurity solutions, he brilliantly trained the Cisco Security sales team, contributing to better adoption of these new offerings.
Ibrahim is an exceptional technical sales professional, with deep expertise in Cisco security and Cloud security. His client-centred approach and ability to simplify complex security challenges make him a high-performing advisor. He consistently proposes tailored solutions that bring real added value to businesses. Beyond his technical skills, Ibrahim is an excellent collaborator who works effectively in teams, shares knowledge and contributes to collective success. His commitment, analytical mindset and ability to build strong relationships make him a valuable asset for any organisation. I highly recommend Ibrahim for any role requiring technical expertise, leadership and customer service.
I first knew Ibrahim as a very serious student with a very positive influence on his study group. His excellent results, strong communication skills and industrial competencies led us (the teaching team) to ask him to participate in turn in our teaching for the Professional Licence in "Computer Networks, Mobility and Security" as a part-time lecturer. This was a very good experience for our students, who were very happy with his interventions. His professional evolution did not allow us to continue this collaboration, but perhaps in the near future we will be able to work together again.













De Shagan Network is a company specialized in cybersecurity. De Shagan Network offers audit, integration, managed services and training. De Shagan Network supports businesses in securing their IT infrastructure by applying rigorous standards and industry best practices.
De Shagan Network is a company specialized in cybersecurity and IT infrastructure integration, founded by Ibrahim-Khalil Rahman. Because cybersecurity tolerates no compromise and concerns small businesses as much as large enterprises.
De Shagan Network offers excellence-driven solutions accessible to every business. An innovation in the cybersecurity market, previously reserved mainly for large corporations.
De Shagan Network's offering rests on three autonomous and complementary pillars: audits to assess your security level, cybersecurity services against cyberattacks and training to raise awareness and strengthen your teams' cybersecurity skills.
These solutions combine technical expertise, innovation and a tailored approach to protect your business against current and future cyber threats. They are the result of Ibrahim-Khalil Rahman's experience and career path.
