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.

21 Challenges

Results	Name	Validations	Number of points	Difficulty	Author	Note	Solution
	FTP - authentication	31% 62371	5		g0uZ		8
	TELNET - authentication	27% 55169	5		g0uZ		9
	ETHERNET - frame	21% 42862	10		abu_youssef		11
	Twitter authentication	24% 48484	15		g0uZ		6
	Bluetooth - Unknown file	7% 13061	15		Neptune		4
	CISCO - password	16% 30885	15		Thanat0s		10
	DNS - zone transfert	8% 14820	15		g0uZ		10
	IP - Time To Live	15% 29352	15		g0uZ		5
	LDAP - null bind	5% 8716	15		g0uZ		6
	POP - APOP	1% 362	15		lutzenfried		4
	SIP - authentication	12% 24347	20		g0uZ		3
	ETHERNET - Patched transmission	4% 8034	25		Thanat0s		5
	Global System Traffic for Mobile communication	3% 4237	25		koma		4
	HTTP - DNS Rebinding	1% 64	30		erk3		0
	SSL - HTTP exchange	2% 4061	30		g0uZ		3
	Netfilter - common mistakes	1% 2039	35		spump		3
	SNMP - Authentification	1% 1968	35		0x0ff.info		6
	Wired Equivalent Privacy	1% 967	35		Deva		4
	ICMP payload	2% 3329	40		g0uZ		2
	RIPv1 - no authentication	1% 2	40		apges01		1
	XMPP - authentication	1% 1411	45		koma		1

Challenge Results

Pseudo	Challenge	Lang	date
Typhlos	IP - Time To Live		26 January 2021 at 10:57
vame	ETHERNET - frame		26 January 2021 at 10:56
Rayan	Twitter authentication		26 January 2021 at 10:54
mariengros	TELNET - authentification		26 January 2021 at 10:54
Kimous	DNS - transfert de zone		26 January 2021 at 10:53
guillaume15130	TELNET - authentification		26 January 2021 at 10:53
vame	TELNET - authentication		26 January 2021 at 10:51
Rayan	ETHERNET - frame		26 January 2021 at 10:51
7eyrox	Authentification twitter		26 January 2021 at 10:43
redVAVA64	LDAP - null bind		26 January 2021 at 10:41