Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
- Triple validation: technical, pedagogical, sectoral.
- Minimum rating 4.8/5 over the last 12 sessions.
Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization
Trusted by — schools, companies and industrial groups
40,869 programs · 25 countries
Every program built with a dedicated engineer
Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.
DNS Security and Performance with Unbound training objectives
- Install and configure Unbound as a DNS resolver
- Understand the specifics of the Unbound solution (security, DNSSEC, cache, performance)
- Implement and validate secure configurations against common DNS threats (DNS spoofing, amplification, etc.)
- Optimize Unbound for performance, privacy, and integration with other tools
- Automate Unbound management and monitor its proper functioning
Program
DNS Security and Performance with Unbound curriculum: 3 modules over 2 days
Module 1 : Introduction and Getting Started with Unbound
Presentation of the DNS architecture and the role of a recursive resolver. Differences between forwarder and resolver. Introduction to Unbound: advantages, use cases, alternatives (BIND, dnsmasq). Installation: on Debian/Ubuntu, CentOS/RHEL, FreeBSD. Understanding the unbound.conf configuration file. Lab: installation and minimal configuration.
Module 2 : Advanced Configuration, DNS Security, and Filtering
Cache management, access control, definition of trusted networks. Activation and validation of DNSSEC, privacy management and encryption (DNS-over-TLS & DNS-over-HTTPS). Protection against attacks: rate limiting, access-control, anti-spoofing. Management of advertising and malicious blocklists. Lab: implementation of DNSSEC, configuration of a confidential and secure server.
Module 3 : Optimization, Integration, and Monitoring of Unbound
Performance optimization (cache parameters, prefetch, system tuning, load balancing). Monitoring with Unbound-control, advanced logs, integration with Prometheus/Grafana for monitoring. Automation of management (scripting, updates, rollbacks). Integration with local infrastructures (Active Directory, DHCP, firewall). Case study: advanced troubleshooting, experience feedback, personalized Q&A on your specific needs. Final workshop: full implementation on simulated infrastructure.
How DNS Security and Performance with Unbound skills are assessed
- Multiple-choice quiz to assess knowledge at the end of the training
- Implementation of a secure and optimized Unbound configuration on a virtual machine
- Discussions and feedback on concrete cases proposed by participants
How the DNS Security and Performance with Unbound course is taught
- Theoretical presentations and live demonstrations
- Hands-on labs on individual virtual machines (provided)
- Study of real-world cases and collaborative workshops
- Delivery of complete course materials and practical sheets
- Access to scripts and tested configuration templates used during the training
DNS Security and Performance with Unbound training: access and practical arrangements
The Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.
The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.
Equipment required
For the smooth delivery of the Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program, the following equipment is required:
- Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
- Training environments installed on workstations or accessible online
- Course materials, hands-on exercises and complementary resources
- Post-training access to materials and educational resources
For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.
* contact us for remote delivery feasibility** ratio varies depending on the program
Skills assessment methods
Assessment of skills acquired during the Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program is performed through:
- During training: case studies, hands-on labs and professional scenarios
- End of training: self-assessment questionnaire and skills evaluation by the trainer
- After training: completion certificate detailing acquired skills
Program accessibility
Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.
Enrollment terms and lead times
Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.
The Learni story
Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.
Our method
How Learni guarantees the quality of your DNS Security and Performance with Unbound training
Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.
You meet the trainer beforehand
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
- Live briefing on goals and team context.
- Veto right — we swap the trainer for free if needed.
Content tailored to your context
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
- Hands-on cases drawn from your stack and projects.
- Program co-written then validated by your team.
Continuous quality follow-up
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
- NPS, knowledge quizzes and skills self-assessment.
- Satisfaction guarantee: fully satisfied or free rework.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
Our social commitment
A school kit donated to a child for every training booked
To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.
- Backpack, notebooks and essential supplies
- Distributed through our partner charities
- Included, at no extra cost to you
FAQ
DNS Security and Performance with Unbound: frequently asked questions
What can participants do after Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training?+
They can install and configure Unbound as a DNS resolver, understand the specifics of the Unbound solution (security, DNSSEC, cache, performance) and implement and validate secure configurations against common DNS threats (DNS spoofing, amplification, etc.). Those are the stated objectives of the Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program at Intermediate level, checked by the end-of-session assessment.
What does the Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program cover, day by day?+
Day 1: Introduction and Getting Started with Unbound. Day 2: Advanced Configuration, DNS Security, and Filtering. Day 3: Optimization, Integration, and Monitoring of Unbound. The Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program runs over 2 days, delivered on site.
How is Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training assessed?+
Assessment relies on multiple-choice quiz to assess knowledge at the end of the training, implementation of a secure and optimized Unbound configuration on a virtual machine and discussions and feedback on concrete cases proposed by participants. Learni issues a completion certificate together with the individual assessment report at the end of the Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization program, which an L&D team can file as evidence.
How much does Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training cost per participant?+
Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training costs $2,310 per participant. For an in-company team, the flat rate starts at $4,190 for the whole group, up to 8 people. The detailed quote, sent within one business day, adjusts the amount to the format and how far the syllabus is tailored to your team.
How long does Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training take?+
2 days, available live online (US time zones) or on-site at your offices. Half-day tracks spread over several weeks are possible so the team stays operational.
Who pays for Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training?+
Most US teams pay directly through their company L&D or training budget. Learni invoices in US dollars and accepts bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.
What do participants need to know before Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training?+
Basics of TCP/IP networks, notions of system administration under Linux/Unix, knowledge of DNS operating principles.
Is a certificate issued after Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training?+
Yes. A Learni completion certificate is issued, along with the individual evaluation report. Learni is a certified training provider and prepares for third-party certifications, but does not award them itself.
Does Learni provide the equipment for Training: Mastering DNS Security and Performance with Unbound: From Installation to Optimization training?+
No. A computer and a stable internet connection are required for each participant. Learni provides the learning platform, the trainer and all course materials.
Your professional training, anywhere
Let's build your DNS Security and Performance with Unbound learning path.
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