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Daily AlpacaHack

A CTF challenge series with fun puzzles to enjoy every day

What is Daily AlpacaHack?

We regularly publish simple, beginner-friendly or educational CTF challenges!

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Solve each challenge within its time window to appear on the leaderboard.

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Today's Challenge
tchentchen
True or False 2
Misc
Hard
36 solves
Submissions (latest 3)
kurokane-isumi

SOLVED!

Aug 14, 1:45 PM

Leaderboard

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admin
AlpacaHack 2100
Misc
Welcome🌱
2,111 solves
Upcoming challenges reveal the , , and in advance.
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Aug 2026

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27
tchentchen
RFC100008
Web
Easy🌱
126 solves
28
2501
One More Approval
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29
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zen.zip
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30
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31
tchentchen
Small Image Uploader 2
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1
admin
Día Nacional de la Alpaca
Misc
Welcome🌱
190 solves
2
2501
Password, Please
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Long Long Flag Printer 2026
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hiikunzhiikunz
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Hard
53 solves
9-10
tchentchen
Not so Pyf**k
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72 solves
 
tchentchen
Not so Pyf**k
Misc
Medium
72 solves
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baumroll1234
Fermat's Last Theorem
Misc
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13-15
tchentchen
True or False 2
Misc
Hard
36 solves
16
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Writeups

power

Writeup for Read Assembly

power

ja
Read Assembly

8 hours ago

Writeup for Fermat's Last Theorem

author
ja

2026/08/13 13:59

power

Writeup for simpleoverflow

ja

2026/08/09 12:15

power

Writeup for a fact of CTF

ja

2026/08/09 12:13

Rows:

secret-table-2

Topic: SQLReleased: May 4, 2026

179 solves
Web
Medium4.0

by

hiikunz

hiikunz

Even if there is a vulnerability, it's okay if you don't know the name of the secret table and the name of the column, right?

secret-table-2.tar.gz

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