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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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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Sans maîtrise DNS 2026, 68% entreprises subissent attaques amplification DNS coûtant 500k€ annuels en downtimes.
Équipes perdent 25% temps sur pannes résolution noms, impactant ventes e-commerce de 15% conversion.
Non-implémentation DNSSEC expose à empoisonnement, 40% incidents sécurité liés, avec amendes RGPD jusqu'à 4% CA.
Carrières stagnent : 75% postes sysadmin exigent DNS sécurisé d'ici 2026.
Chaque trimestre sans compétences creuse écart concurrents, risquant parts marché perdues.
The Formation DNS 2026 - Sécuriser résolutions noms en entreprise 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 Formation DNS 2026 - Sécuriser résolutions noms en entreprise 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 Formation DNS 2026 - Sécuriser résolutions noms en entreprise 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.
Plongez dans l'installation et paramétrage de serveurs DNS modernes comme BIND et PowerDNS adaptés aux normes 2026, configurez zones primaires/secondaires avec exercices pratiques sur clusters virtuels, intégrez outils de monitoring comme Zabbix pour traçabilité temps réel, réalisez audits de performance sur cas réels d'entreprise, produisez rapports d'optimisation avec réduction latence prouvée de 30%, et testez haute disponibilité via bascule automatique, tout en développant compétences transférables immédiatement en production.
Implémentez DNSSEC pour signatures zones et validation chaînes de confiance sur projets concrets, déployez DNS over HTTPS et TLS avec serveurs Cloudflare ou stubs-resolvers, simulez attaques amplification et empoisonnement via outils comme dnsperf et Scapy, configurez politiques filtrage et rate-limiting pour bloquer 95% menaces, analysez logs avec ELK Stack pour détection anomalies, générez plans de remédiation certifiants, et validez via tests intrusifs, acquérant ainsi expertise pour sécuriser infrastructures critiques d'entreprise face aux évolutions 2026.
Target audience
Administrateurs réseaux, ingénieurs systèmes, responsables IT pour montée en compétences DNS
Prerequisites
Connaissances TCP/IP, administration serveurs Linux/Windows, bases DNS
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