Certified Linux Foundations (CLF)
Build strong practical Linux skills: command line, system and user management, processes, remote access, maintenance and security hardening, through hands-on labs.
Who is this course for?
- Aspiring Linux and security professionals
- SOC, IT and DevOps team members
- Professionals needing solid Linux skills for security
- Those building a technical cybersecurity base
What you'll gain
- The PECB Certified Linux Foundations (CLF) credential, recognised internationally
- Strong practical command of the Linux command line
- Skills in system, user and process management
- A solid Linux base for a cybersecurity career
Course programme
Day 1 · Linux essentials and CLI fundamentals
- Linux essentials and distributions
- Command line interface fundamentals
- Files, permissions and the filesystem
Day 2 · System and user management
- User and group management
- Package and software management
- System configuration
Day 3 · Process management, remote access and authentication
- Process and service management
- Remote access and SSH
- Authentication and access control
Day 4 · System maintenance and security enhancement
- System maintenance and logging
- Security hardening
- Backups and recovery
Day 5 · Certification exam
- Practical review
- Official "PECB Certified Linux Foundations (CLF)" exam
Exam, credits & certification
Once you pass the exam, you can apply for the "PECB Certified Linux Foundations (CLF)" credential. The exam includes 2 attempts: the first plus a free retake, usable within the following 12 months. Passing first time is no longer a source of pressure. CPD credits correspond to the course level according to PECB. The exam duration is indicative; ask me for the exact details when you enrol.
Your trainer

Ricardo Coronel Lemus
More than 20 years in cybersecurity and compliance, today a vCISO and GRC consultant with real clients in France, Spain and Mexico. I don't approach these standards theoretically: I apply them day to day with real clients: that's what I bring to the coaching and exam preparation I offer.
Not ready to decide? Get all the information by email
I will send you the full syllabus, available dates and the price of Certified Linux Foundations (CLF), with no obligation.
Frequently asked questions
Do I need any prerequisites?
What language is the exam in?
What is the difference between Self-Study and Self-Study + Coaching?
What if I don't pass the exam?
Why is Linux important for a cybersecurity career?
Ready to build your Linux foundations?
Choose your option above and enrol online. A question or need some advice? Write to me or book a call.