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Showing posts with label
Cscamp CTF Quals
.
Show all posts
Showing posts with label
Cscamp CTF Quals
.
Show all posts
Tuesday, November 19, 2013
CSCAMP CTF Quals 2013 - Crypto 400 - [Team SegFault]
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We were given two files for the challenge - public key and encrypted message. Reading the public key with openssl we got [ctf@re...
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CSCAMP CTF Quals 2013 - Crypto 300 - [Team SegFault]
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We were given about 12 encrypted messages and the challenge description said Many Time Pad and 12th message holds the flag. Below...
Tuesday, November 13, 2012
Cscamp CTF Quals - Crypto 300 [Team xbios]
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Challenge: We received a crypter and a cypher, the aim is to decrypt the cypher and get the original key that is Alphanum and 11 ...
Cscamp CTF Quals - Exploitation 300 [Team xbios]
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Exploitation 300 is also a ELF 64-bit LSB executable. Vulnerability is a classic buffer overflow, we have to overwrite saved $rip ...
Cscamp CTF Quals - Exploitation 200 [Team xbios]
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For expliotation 200 we were given a ELF 64-bit LSB executable. The binary takes a password as input, if we get the password righ...
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