RTCP - Don't Give The GIANt a COOKie

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, cryptography

solves : 397

Point : 100
It was just a typical day in the bakery for Delphine. She was preparing her famous chocolate cake, when all of a sudden a GIANt burst through the doors of her establishment and demanded a cookie. Being the strong-willed girl she was, Delphine refused and …

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RTCP - ghost-in-the-system

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, reverse, python, script, ghidra, IDA

solves : 138

Point : 1500

I think my ls is being haunted... the colors are all weird!!! What's that? It's highlighting things?! Where!!?

Hint: Flag is 100 characters long. It starts with rtcp{ and ends with }. The first character is w
Hint 2: The flag is written in standard …

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RTCP - Growls at the chicken

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, rsa, encrypt, website, gif, js

solves : 38

Point : 1000

grrrrrrR
big chicken, i hisS At you!!!

hint: 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
hint 2: Public [...]
hint 3: Private [...]

Ok, We have a base64 encoded message with …


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RTCP - HOOOOOOOOOOMEEEEEE RUNNNNNNNNNNNNN!!!!!

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, cryptography

solves : 605

Point : 50
AND JAKE IS ROUNDING THE BASES
HE PASSES BASE 32!!!
HE ROUNDS BASE 64!!!!!!!
WE'RE WITNESSING A MIRACLE!!!!!!!!!!!!!

Just one more base to go ;D

Hint : Ecbf1HZ_kd8jR5K?[";(7;aJp?[4>J?Slk3<+n'pF]W^,F>._lB/=r

We are looking for the a new …


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RTCP - Hump's Day

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, cryptography

solves : 38

Point : 1050

Happy Hump's Day
Happy TGIF!
Happy Saturday
Happy Tuesday +1
Happy Thursday +1
Happy TGIF -2
Happy Monday!
Happy Hump's day +5 3 times
Happy Saturday +3
Happy TGIF +1
Happy Tuesday +0
Happy Friday +3
Happy TGIF -1
Happy Wednesday
Happy TGIF
Happy …

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RTCP - I Love You 3000

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, cryptography, virus, book

solves : 22

Point : 700

I Love You 3000


❤️ 144, 588, 1869, 1425, 1267, 1708, 1588, 1600, 1889, 1497, 482, 696, 731, 337, 491, 1314, 437, 1514, 1384, 1561, 419, 382, 835, 325, 1835, 1562, 1092 💔

Hint : I don't read books... do/should you?
Hint 2 : submit in the form …

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RTCP - No Sleep

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, web, js, reverse, cookie

solves : 138

Point : 765

Jess doesn't get enough sleep, since he's such a gamer so in this challenge, you'll be staying up with him until 4:00 in the morning :D on a Monday! Let's go, gamers!

The webpage show a JS countdown until when the …


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RTCP - notice me senpai

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, cryptography

solves : 552

Point : 100

uwu...senpai placed this note on my desk before class but i cant wead what it says!!!!!! can you hewp me????????? uwu tysm

tlyrc_o_0pnvhu}{137rmi__i_omwm

Challenge Author: Jess (the other one)/J

Ok, no clue for how start this challenge. We saw some strange ponctuation (6 …


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RTCP - pandamonium

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, general, chemistry

solves : 58

Point : 100

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
91 7 10 D 95 42 28 A

hint: underscore between 6th and 7th char, not including the flag wrapping (rtcp{})

We got some random number with a really nice description.

The number represent the chemical elements of the periodic table.

Number Element
91 Pa …

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RTCP - Pandas Like Salads

Posted on sam. 25 janvier 2020 in CTF • Tagged with hack, learn, ctf, rtcp, rice, tea, cat, panda, cryptography, stegano, image, png

solves : 154

Point : 350

Did you know a new panda was added to the Washington DC zoo recently? Yep, apparently she really like salads. Interesting, yeah? Also, the panda keepers of the zoo said that the key to happiness in life is a little CUTENESS every day. You know, all …

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