Certified Tester - Infrastructure

Certilum focus

Certilum’s 12‑week study plan for Certified Tester – Infrastructure: weeks 1‑4 networking/OS fundamentals with interactive quizzes, weeks 5‑8 web application security and exploitation tools, weeks 9‑12 methodology, reporting, and mock exams. Structured domain summaries and tool cheat sheets reinforce weak areas under timed conditions.

Cognitive load

High - The exam requires deep analytical thinking and practical problem-solving under time pressure, combining theoretical knowledge with hands-on exploitation scenarios.

Study strategy

Focus on practical lab environments such as Hack The Box, TryHackMe, and custom lab setups replicating real-world infrastructure. Combine structured study with official CREST resources, practice tests, and community forums. Dedicate 2-4 months of regular practice, emphasizing tool proficiency and methodology documentation.

Skills measured

• Network scanning and enumeration
• Vulnerability identification and exploitation
• Penetration testing tool proficiency
• Report writing and risk assessment
• Legal and ethical compliance understanding

Mandatory preconditions

• Basic understanding of networking (CCNA-level or equivalent)
• Familiarity with Linux and Windows command line
• Experience with at least one scripting language (Python, Bash, PowerShell)