AstraSecurity
Website security suite with malware scanning, firewall, and protection tools
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Security & PrivacyCybersecurityGlobal
RatCTF
ratctf.thexssrat.com
Free course bundle + 12mo Premium for contributions
Hands-on cybersecurity labs teaching real pentesting and privilege escalation
Offer type
Free
Region
Global
Platform
Web
Last verified
Jul 10, 2026
Category
Security & Privacy
Subcategory
Cybersecurity
How to claim
- 1. Open the claim link — it goes straight to ratctf.thexssrat.com, no middle pages.
- 2. Sign up or sign in with your student / school email where required.
- 3. Verify eligibility (SheerID, UNiDAYS, Student Beans or the provider's own check).
- 4. The free applies at checkout or on your account instantly.
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