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Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
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Don't let this gap widen
Sans maîtrise de Netcat (nc), 65 % des incidents réseau passent inaperçus, exposant les systèmes à des intrusions silencieuses et coûteuses.
Une seule erreur d'analyse de flux peut générer un downtime de 8 heures en moyenne, équivalant à 25 000 € de pertes pour une PME IT.
Les administrateurs et pentesters non formés risquent des breaches majeures, menaçant la réputation de l'entreprise et leur propre carrière face à des audits impitoyables.
Chaque mois sans expertise nc aggrave les vulnérabilités, transformant un outil puissant en talon d'Achille fatal.
The Maîtriser Netcat (nc) : de la découverte aux usages avancés en cybersécurité training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Maîtriser Netcat (nc) : de la découverte aux usages avancés en cybersécurité training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Maîtriser Netcat (nc) : de la découverte aux usages avancés en cybersécurité training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Historique de Netcat, versions et forks (classic, ncat, openbsd), principes de fonctionnement, installation sur Linux/Unix/Windows. Premier diagnostic réseau : écoute et connexion en mode basique, test de ports, banner grabbing. Exercices pratiques sur la découverte de services réseau.
Transférer des fichiers en local et à distance, exécution de commandes à distance, création de tunnels TCP/UDP pour contourner des restrictions, piping et scripting avec Netcat. Étude de cas : automatiser des analyses avec Bash et Netcat, rédiger des scripts pour la surveillance réseau.
Utilisation de Netcat en test d’intrusion (reverse shell, bind shell), démonstration pratique d’attaques et de contre-attaques. Limites et risques de Netcat, méthodes de détection par les SOC, alternatives sécurisées (Socat, Ncat, Cryptcat). Bonnes pratiques, sécurisation des échanges, audit de logs.
Target audience
Administrateurs systèmes, techniciens réseaux, pentesters, professionnels IT souhaitant approfondir la manipulation des flux réseau via Netcat
Prerequisites
Bonne connaissance de l’environnement Linux/Unix, bases en réseaux TCP/IP
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