Network 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.

challenges 34 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide FTP - authentication 30% 106988 5 g0uZ 9 30 August 2010
pas_valide TELNET - authentication 27% 95475 5 g0uZ 10 30 August 2010
pas_valide ETHERNET - frame 22% 76180 10 abu_youssef 12 20 May 2013
pas_valide Kerberos - Authentication 1% 1886 10 nuts. 1 28 May 2024
pas_valide NTLM - Authentication 1% 1793 10 nuts. 1 28 May 2024
pas_valide Twitter authentication 23% 80199 15 g0uZ 7 30 August 2010
pas_valide Bluetooth - Unknown file 10% 32912 15 Neptune 5 1 March 2019
pas_valide CISCO - password 15% 52119 15 Thanat0s 10 10 July 2013
pas_valide DNS - zone transfert 8% 26103 15 g0uZ 10 20 May 2013
pas_valide IP - Time To Live 14% 47787 15 g0uZ 5 1 September 2010
pas_valide LDAP - null bind 5% 15965 15 g0uZ 7 26 May 2013
pas_valide OSPF - Authentication 1% 3158 15 Tidusrose 4 5 June 2023
pas_valide POP - APOP 3% 7923 15 lutzenfried 5 11 November 2020
pas_valide RF - AM Transmission 1% 2403 15 Podalirius 5 28 January 2021
pas_valide Data extraction 1% 806 20 Tidusrose 1 28 May 2024
pas_valide RF - FM Transmission 1% 618 20 Podalirius 1 28 January 2021
pas_valide RF - Key Fixed Code 1% 463 20 Podalirius 1 28 January 2021
pas_valide SIP - authentication 10% 35609 20 g0uZ 3 30 August 2010
pas_valide ETHERNET - Patched transmission 4% 11778 25 Thanat0s 5 31 May 2013
pas_valide Global System Traffic for Mobile communication 2% 6892 25 koma 4 25 April 2012
pas_valide HTTP - DNS Rebinding 1% 843 30 erk3 2 10 December 2020
pas_valide SSL - HTTP exchange 2% 6744 30 g0uZ 5 30 August 2010
pas_valide Netfilter - common mistakes 1% 2905 35 spump 4 3 January 2015
pas_valide SNMP - Authentification 2% 3649 35 0x0ff 7 17 October 2014
pas_valide Wired Equivalent Privacy 1% 1514 35 Deva 4 20 November 2012
pas_valide ICMP payload 2% 4893 40 g0uZ 4 30 August 2010
pas_valide ARP Spoofing - Active listening 1% 312 45 voydstack 1 5 June 2023
pas_valide XMPP - authentication 1% 2496 45 koma 1 4 February 2012
pas_valide RF - Satellite transmission 1% 176 50 Podalirius 1 28 January 2021
pas_valide WPA2 - Enterprise 1% 103 50 cb34 0 28 May 2024
pas_valide ARP Spoofing - The man in the middle 1% 73 55 o71 , voydstack 0 28 May 2024
pas_valide RF - L Band 1% 68 55 Matioupi 0 18 March 2022
pas_valide RIPv1 - no authentication 1% 32 55 apges01 1 15 December 2020
pas_valide WPA3 - SAE 1% 33 90 cb34 0 28 May 2024

Challenge Results Challenge Results

Pseudo Challenge Lang Date
OursSlovene Réseau  SIP - Authentification fr 10 April 2025 at 16:46
Crowbar Réseau  ETHERNET - Transmission altérée fr 10 April 2025 at 16:43
Valeriia Network  ETHERNET - frame en 10 April 2025 at 16:41
HenloWorld Réseau  ETHERNET - trame fr 10 April 2025 at 16:37
Valeriia Network  TELNET - authentication en 10 April 2025 at 16:28
Valeriia Network  FTP - authentication en 10 April 2025 at 16:22
kenmaa Réseau  SIP - Authentification fr 10 April 2025 at 16:08
Sharpener Réseau  SIP - Authentification fr 10 April 2025 at 16:01
0x6d6f69 Réseau  OSPF - Authentification fr 10 April 2025 at 15:57
0x6d6f69 Réseau  NTLM - Authentification fr 10 April 2025 at 15:46