Network

Investigate captured traffic, network services and perform packet analysis

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.

 25 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide FTP - authentication 30% 65876 5 g0uZ 8 30 August 2010
pas_valide TELNET - authentication 27% 58370 5 g0uZ 9 30 August 2010
pas_valide Twitter authentication 24% 51145 15 g0uZ 6 30 August 2010
pas_valide SIP - authentication 12% 25252 20 g0uZ 3 30 August 2010
pas_valide SSL - HTTP exchange 2% 4238 30 g0uZ 3 30 August 2010
pas_valide ICMP payload 2% 3456 40 g0uZ 2 30 August 2010
pas_valide IP - Time To Live 15% 30914 15 g0uZ 5 1 September 2010
pas_valide XMPP - authentication 1% 1473 45 koma 1 4 February 2012
pas_valide Global System Traffic for Mobile communication 3% 4474 25 koma 4 25 April 2012
pas_valide Wired Equivalent Privacy 1% 999 35 Deva 4 20 November 2012
pas_valide ETHERNET - frame 21% 45471 10 abu_youssef 12 20 May 2013
pas_valide DNS - zone transfert 8% 15713 15 g0uZ 10 20 May 2013
pas_valide LDAP - null bind 5% 9326 15 g0uZ 6 26 May 2013
pas_valide ETHERNET - Patched transmission 4% 8397 25 Thanat0s 5 31 May 2013
pas_valide CISCO - password 15% 32745 15 Thanat0s 10 10 July 2013
pas_valide SNMP - Authentification 1% 2078 35 0x0ff.info 6 17 October 2014
pas_valide Netfilter - common mistakes 1% 2128 35 spump 3 3 January 2015
pas_valide Bluetooth - Unknown file 7% 14683 15 Neptune 4 1 March 2019
pas_valide POP - APOP 1% 1040 15 lutzenfried 5 11 November 2020
pas_valide HTTP - DNS Rebinding 1% 159 30 erk3 1 10 December 2020
pas_valide RIPv1 - no authentication 0% 4 40 apges01 1 15 December 2020
pas_valide RF - AM Transmission 1% 470 15 Podalirius 3 28 January 2021
pas_valide RF - FM Transmission 1% 101 20 Podalirius 1 28 January 2021
pas_valide RF - Key Fixed Code 1% 61 30 Podalirius 1 28 January 2021
pas_valide RF - Satellite transmission 1% 21 50 Podalirius 1 28 January 2021

Challenge Results Challenge Results

Pseudo Challenge Lang Date
oakplayer93   FTP - authentication 24 June 2021 at 03:45
XADV43456   LDAP - null bind 24 June 2021 at 03:02
arca   Twitter authentication 24 June 2021 at 01:42
Skaje   SIP - authentication 24 June 2021 at 01:37
arca   ETHERNET - frame 24 June 2021 at 01:36
arca   TELNET - authentication 24 June 2021 at 01:33
damir   SIP - authentication 24 June 2021 at 01:33
arca   FTP - authentication 24 June 2021 at 01:28
damir   Twitter authentication 24 June 2021 at 00:37
damir   TELNET - authentication 24 June 2021 at 00:22