[CTF NDH 2018 Quals] Write-Up – Network : Kebab STO

Posted by: Yann C.  /   Category: Cryptanalyze / Cryptology / / / / NDH2k18   /   No Comments
01
Apr
2018

Write-up of the challenge “Network – Kebab STO” of Nuit du Hack 2018 CTF qualifications.

The weekend of 03/31/2018 is pre-qualification for the Nuit du Hack 2018 as a Jeopardy CTF. Having had the opportunity and the time to participate with some colleagues and friends, here’s a write-up resolution of the challenges which.

Read more
03
Apr
2017

A subdomain of Mozilla.org has several XSS vulnerabilities and an HTTP Response Splitting vulnerability.

This article illustrates the exploitation of an HRS (HTTP Response Splitting) in order to elevate it in a reflected XSS through a concrete example: Mozilla. When searching for vulnerable (sub)-domains as part of a Bug Bounty program, the subdomain dictionary attack.

Read more

[WARGAME NDH 2016] Write-Up – Crypto: OMG So Encrypted !

Posted by: Yann C.  /   Category: Cryptanalyze / Cryptology / / / / /   /   No Comments
11
Jul
2016

Write-up of the challenge “Crypto – OMG So Encrypted !” of Nuit du Hack 2016 Wargame

The weekend of 02-03 july 2016 is the WARGAME of the Nuit du Hack 2016 as a Jeopardy CTF. Having had the opportunity and the time to participate with some colleagues and friends, here’s a write-up resolution of the challenges which we.

Read more

[WARGAME NDH 2016] Write-Up – Crypto: SuperCipher

Posted by: Yann C.  /   Category: Cryptanalyze / Cryptography / Cryptology / / / / / Reverse-Engineering /   /   No Comments
07
Jul
2016

Write-up of the challenge “Crypto – SuperCipher” of Nuit du Hack 2016 Wargame

The weekend of 02-03 july 2016 is the WARGAME of the Nuit du Hack 2016 as a Jeopardy CTF. Having had the opportunity and the time to participate with some colleagues and friends, here’s a write-up resolution of the challenges which we could participate.