Learn Cyber Security & Hacking

Learn cybersecurity from zero and prepare for the CompTIA Security+ (SY0-701) exam in one app — no IT background required. Short lessons, performance-based questions (PBQs), timed mock exams, hands-on labs and an AI mentor, all mapped to the five Security+ objectives. A cyber security learning app built for beginners, students and IT professionals changing careers. WHY THIS CYBER SECURITY COURSE? • One path from the basics to exam day: lessons first, then practice, then a full rehearsal • Your study time follows the published SY0-701 domain weights, not the chapter order • Every topic is practical — how attacks happen and how defenders stop them • White-hat only: everything is taught for defense, education and legal, ethical use WHAT YOU'LL LEARN • Foundations — the CIA triad, threat actors and how defenders think • Network security — protocols, firewalls, segmentation, VPNs and scanning • Attacks and threats — phishing, social engineering, malware and web vulnerabilities • Cryptography and PKI — encryption, hashing and digital certificates • Identity and access — passwords, multi-factor authentication and access management • Security operations — incident response, endpoint detection and monitoring • Linux essentials for defenders and the ethical hacking concepts behind penetration testing • 76 courses and 300+ bite-sized lessons in total SECURITY+ EXAM PREP (SY0-701) • Practice questions in the official objective order, 1.0 through 5.0 • PBQ practice — performance-based questions for every objective • Mock exams — timed practice tests with a per-domain score report • Exam rehearsal — full-length and timed, with flag-for-review and a breakdown of where your time went • Readiness tracking — a predicted score on the 100–900 scale against the 750 pass line • Quiz practice with the reasoning after each answer, plus a question of the day • Spaced-repetition review, objective sprints and a brain-dump recall drill • Commute mode — questions read aloud, answer with one tap • AI PBQ forge — fresh PBQs aimed at your weakest domain (Pro) • AI viva — an oral-exam style check that probes your answers (Pro) HANDS-ON PRACTICE • Labs — step-by-step missions in a simulated environment, with hints when you get stuck; the best warm-up for performance-based questions • Security basics — a seven-day starter path: spot the phishing message, myth or fact, a password check-up and more • AI mentor — ask about any objective, term or pair of concepts you keep mixing up STAY MOTIVATED • Live arena rounds three times a day and head-to-head matches against other learners • Leaderboards, streaks, daily goals and reminders • Certificate of completion when you pass the in-app final exam • Available in 22 languages WHO IT'S FOR • Complete beginners curious about cyber security and ethical hacking • Candidates preparing for Security+ and other entry-level cybersecurity certifications • IT professionals moving toward SOC analyst or engineer roles • Students who want extra practice alongside a course FREE TO START Your first course is free, plus two hands-on labs and a daily AI Mentor allowance. Pro unlocks every course and lab, removes ads and raises the AI Mentor to 60 questions a day. This is an independent study app. It is not affiliated with, endorsed by or sponsored by CompTIA. CompTIA and Security+ are trademarks of CompTIA, Inc. The in-app certificate records what you completed in this app; it is not a CompTIA certification. Download now — think like an attacker, defend like a pro.