Network

Networks challenges where you have to deal with captured traffic, network services, packet analysis, etc

The following set of problems deal with network traffic including different protocols. You need to analyse the packet captures to solve these challenges.

Prerequisites:
Knowledge of a network capture analyzing tool.
Knowlege of the most common network protocols.

18 Challenges

Results	Name	Validations	Number of points	Difficulty	Author	Note	Solution
	FTP - authentication	31% 55378	5		g0uZ		8
	TELNET - authentication	27% 48892	5		g0uZ		9
	ETHERNET - frame	21% 38180	10		abu_youssef		11
	Twitter authentication	24% 43004	15		g0uZ		6
	Bluetooth - Unknown file	6% 9784	15		Neptune		4
	CISCO - password	16% 27418	15		Thanat0s		10
	DNS - zone transfert	8% 13229	15		g0uZ		10
	IP - Time To Live	15% 26360	15		g0uZ		4
	LDAP - null bind	5% 7523	15		g0uZ		6
	SIP - authentication	13% 22219	20		g0uZ		3
	ETHERNET - Patched transmission	5% 7282	25		Thanat0s		5
	Global System Traffic for Mobile communication	3% 3652	25		koma		4
	SSL - HTTP exchange	2% 3601	30		g0uZ		2
	Netfilter - common mistakes	1% 1709	35		spump		3
	SNMP - Authentification	1% 1666	35		0x0ff.info		4
	Wired Equivalent Privacy	1% 809	35		Deva		4
	ICMP payload	2% 3035	40		g0uZ		2
	XMPP - authentication	1% 1213	45		koma		1

Challenge Results

Pseudo	Challenge	Lang	date
Rirax	Bluetooth - Fichier inconnu		26 May 2020 at 21:48
Hikaeme	TELNET - authentification		26 May 2020 at 21:35
dk13	TELNET - authentication		26 May 2020 at 21:35
dk13	FTP - authentication		26 May 2020 at 21:27
Rirax	ETHERNET - trame		26 May 2020 at 21:13
blessed	Bluetooth - Unknown file		26 May 2020 at 21:06
George	Bluetooth - Unknown file		26 May 2020 at 20:50
zura02	CISCO - mot de passe		26 May 2020 at 20:31
Mihai Lazar	CISCO - password		26 May 2020 at 20:16
Akimb0	IP - Time To Live		26 May 2020 at 19:50