Web - Server Web - Server

Discover the mechanisms, protocols and technologies used on the Internet and learn to abuse them!

These challenges are designed to train users on HTML, HTTP and other server side mechanisms. The following series of challenges will cultivate a better understanding of techniques such as : Basic workings of multiple authentication mechanisms, handling form data, inner workings of web applications, etc. ...

Prerequisites:
 Understand HTML.
 Understand the HTTP protocol.
 Ability to manipulate a web browser.

challenges 92 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide HTML - Source code 49% 154916 5 g0uZ 5 3 October 2006
pas_valide File upload - Double extensions 11% 32234 20 g0uZ 10 24 December 2012
pas_valide SQL injection - Authentication 14% 42015 30 g0uZ 11 27 February 2011
pas_valide SQL injection - String 7% 19871 30 g0uZ 10 24 December 2012
pas_valide LDAP injection - Authentication 3% 9604 35 g0uZ 8 26 May 2013
pas_valide PHP - register globals 5% 14785 25 g0uZ 2 8 October 2011
pas_valide PHP - Filters 6% 18382 25 g0uZ 3 27 February 2011
pas_valide SQL injection - Numeric 5% 13682 35 g0uZ 7 24 December 2012
pas_valide XPath injection - Authentication 2% 6193 35 g0uZ 6 27 December 2012
pas_valide File upload - Null byte 7% 22048 25 g0uZ 4 26 December 2012
pas_valide Directory traversal 11% 32604 25 g0uZ 3 31 July 2011
pas_valide HTTP - Cookies 14% 42075 20 g0uZ 8 7 October 2006
pas_valide Local File Inclusion 8% 23823 30 g0uZ 4 2 October 2011
pas_valide File upload - MIME type 8% 25672 20 g0uZ 10 26 December 2012
pas_valide Remote File Inclusion 4% 10964 30 g0uZ 8 25 November 2015
pas_valide CRLF 10% 29420 20 g0uZ 7 31 July 2011
pas_valide Weak password 32% 101070 10 g0uZ 7 3 October 2006
pas_valide LDAP injection - Blind 1% 3158 55 g0uZ 2 8 June 2013
pas_valide SQL injection - Blind 3% 6967 50 g0uZ 6 27 February 2011
pas_valide Backup file 16% 50509 15 g0uZ 10 27 February 2011
pas_valide XPath injection - String 2% 3657 40 g0uZ 5 26 May 2013
pas_valide HTTP - Directory indexing 23% 71417 15 g0uZ 7 7 October 2006
pas_valide HTTP - User-agent 24% 76482 10 g0uZ 10 3 October 2006
pas_valide HTTP - Verb tampering 14% 42684 15 g0uZ 10 3 February 2011
pas_valide XPath injection - Blind 1% 2122 75 g0uZ 5 27 December 2012
pas_valide Install files 13% 40523 15