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% 53243	5		g0uZ		8
	TELNET - authentication	27% 47032	5		g0uZ		9
	ETHERNET - frame	21% 36754	10		abu_youssef		11
	Twitter authentication	24% 41278	15		g0uZ		6
	Bluetooth - Unknown file	5% 8697	15		Neptune		4
	CISCO - password	15% 26276	15		Thanat0s		9
	DNS - zone transfert	8% 12641	15		g0uZ		10
	IP - Time To Live	15% 25397	15		g0uZ		4
	LDAP - null bind	5% 7060	15		g0uZ		6
	SIP - authentication	13% 21437	20		g0uZ		3
	ETHERNET - Patched transmission	4% 6953	25		Thanat0s		5
	Global System Traffic for Mobile communication	2% 3360	25		koma		4
	SSL - HTTP exchange	2% 3441	30		g0uZ		2
	Netfilter - common mistakes	1% 1606	35		spump		3
	SNMP - Authentification	1% 1548	35		0x0ff.info		3
	Wired Equivalent Privacy	1% 747	35		Deva		4
	ICMP payload	2% 2917	40		g0uZ		2
	XMPP - authentication	1% 1096	45		koma		1

Challenge Results

Pseudo	Challenge	Lang	date
Bobo	CISCO - mot de passe		30 March 2020 at 00:22
Nicolas Quidam	TELNET - authentification		30 March 2020 at 00:20
babahim	ETHERNET - Transmission altérée		30 March 2020 at 00:18
pio	LDAP - null bind		30 March 2020 at 00:13
Nicolas Quidam	ETHERNET - trame		30 March 2020 at 00:12
agrafeuze	CISCO - mot de passe		30 March 2020 at 00:06
thomasyoung	IP - Time To Live		30 March 2020 at 00:04
thomasyoung	DNS - zone transfert		29 March 2020 at 23:58
pio	IP - Time To Live		29 March 2020 at 23:48
Bobo	Bluetooth - Fichier inconnu		29 March 2020 at 23:48