ctf/hint

spoiler-free hints
for CTF challenges.

nudge → technique → near-solution.
never the flag.

HINT 1
HINT 2
HINT 3
HINT 1 · NUDGE

think about what the server does with the username field before querying the database. what character might break the query?

Example challenge

“the login form on target.ctf accepts any username. find the admin panel.”

WEBSQL INJECTION
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ctf/hint

spoiler-free hints for CTF challenges.
nudge → technique → near-solution. never the flag.

HINT 1
HINT 2
HINT 3
example

“find the admin panel — the login form accepts any username.”

WEBSQL INJECTION

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7 free hints · no credit card required

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why did we make this?

more below↓
what users say

"Finally hints that don't just give you the flag. The nudge tier is perfect for learning."

— 0xpwncat
DEF CON qualifier

"Used this on picoCTF and actually understood the solution after. Game changer."

— flag_hunter_9
college CTF team

"The NEAR-SOLUTION tier saved me at 3am when I just needed to finish and sleep."

— rev_enjoyer
CTF Calendar
via ctftime.org ↗
EVENT
DATE
TYPE
in 3dTraceBash CTF 2026Jun 26–27
Jeopardy
in 4dGrey Cat The Flag 2026 FinalsJun 27–28
JeopardyONSITE
in 4dV1T CTF 2026wt 22.1Jun 27–28
Jeopardy
in 4dSekaiCTF 2026wt 79.3Jun 27–29
Jeopardy
in 4dMntcrlCTF 2026Jun 27–28
Jeopardy
in 10dMindBreak 2026 by ESGIJul 3–4
JeopardyONSITE
in 10dNo Hack No CTF 2026wt 23.5Jul 4–6
Jeopardy
in 11dR3CTF 2026wt 36.0Jul 4–6
Jeopardy
in 11dFluid Attacks' CTF 2026-2Jul 4–5
JeopardyIndividual
in 12dLYKNCTFJul 6–8
Jeopardy
in 2wL3akCTF 2026wt 34.5Jul 10–12
Jeopardy
in 2wJunior.Crypt.2026 CTFwt 23.4Jul 11–12
Jeopardy
in 3wOmniCTF 2026 QualsJul 17–19
Jeopardy
in 3wDownUnderCTF 2026wt 95.0Jul 17–19
Jeopardy
in 3wDAMCTF 2026wt 33.4Jul 18–20
Jeopardy
in 3wHACKSIUM BUSAN 2026 QualsJul 18–18
Jeopardy
in 3wENOWARS 10wt 83.5Jul 18–18
A/D
in 4wCodegate CTF 2026 FinalsJul 23–24
Jeopardy
in 4wjailCTF 2026wt 37.0Jul 24–27
Jeopardy
in 4wUIUCTF 2026wt 69.3Jul 25–27
Jeopardy
in 4wDIVER OSINT CTF 2026Jul 25–26
Jeopardy
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everything else
FAQ
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