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ProbiusOfficial / Hello-CTF

[Hello CTF] It is a free and open source CTF introductory tutorial with matching questions. It is written for novices with no basic knowledge. It also takes into account the filling of information gaps. It is an open source tutorial that is friendly to CTFers at all stages and is committed to the open source ecosystem of CTF and network security!

Repository stars
4,282All-time #14,321
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265
Last push
updated 3 days ago
Repository created
since 2023
Guides & collectionsGetting startedHTMLGPL-3.0 · Share derivative source
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Summarised by AI from the README; the original prevails

Author description: [Hello CTF] It is a free and open source CTF introductory tutorial with matching questions. It is written for novices with no basic knowledge. It also takes into account the filling of information gaps. It is an open source tutorial that is friendly to CTFers at all stages and is committed to the open source ecosystem of CTF and network security!

Basic listing based on official public information; functionality has not been independently evaluated.

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4,2824,2834,28311-03 · 4,28210-0710-1210-1710-2210-2711-0111-05

First collected 2026-11-03Measured at 2026-11-03 09:38 UTCSourceLicense source

Compiled from public project information; not independently tested. · Repository stars, not unique users or individual-skill installs · License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited.