Free cert prep.
Free knowledge.
Hands-on cybersecurity training with a live Linux terminal in your browser, graded labs and certification study paths. No paywall. No account required.
Sean Ofodile
Sean is CIO of the startup Seenu.io, founder of the boutique cybersecurity firm Quantum Core Services, and brings over 8 years of leadership experience in cybersecurity. Featured on 11Alive, he started CoreQ Academy so anyone can build real security skills for free.
Meet your instructorRead. Practise. Prove it.
Lesson and demo
Clear explanations, real command syntax and the security reason behind each skill.
Guided, then independent
Fix real problems in a simulated Linux system. Labs are graded on the system's final state, not on matching one answer.
Check and review
Typed commands, ordering and scenario questions, with explanations and topics to review.
Fifteen tracks, one lab environment
Linux Engineering
Beginner · 1/5From pwd to hardening a server, practised in the CoreQ Linux simulator.
In developmentWeb Engineering and Web Security
Beginner · 2/5HTTP, browsers, APIs and the defences that keep web apps safe.
In developmentNetwork Engineering and Security
Beginner · 2/5Models, addressing, routing and network defence.
In developmentIdentity and Access Management
Intermediate · 3/5Least privilege, federation and identity governance across platforms.
In developmentClaude and AI Development
Intermediate · 3/5Independent education on building with Claude and Claude Code. Not official Anthropic training.
In developmentCustomer Identity and Access Management
Intermediate · 3/5Secure sign-up, sign-in and account recovery for consumer apps.