Web - Server

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

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.

 61 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty   Difficulty Author Note  Notation Solution
pas_valide HTML - Source code 49% 82468 5 g0uZ 3
pas_valide HTTP - POST 12% 19053 15 Th1b4ud 10
pas_valide HTTP - User-agent 24% 41043 10 g0uZ 10
pas_valide Weak password 34% 57911 10 g0uZ 7
pas_valide HTTP - Open redirect 18% 29433 10 Swissky 10
pas_valide Install files 15% 24165 15 g0uZ 2
pas_valide HTTP - Improper redirect 13% 20789 15 Arod 10
pas_valide HTTP - Verb tampering 15% 24180 15 g0uZ 10
pas_valide HTTP - Headers 16% 26979 15 Arod 9
pas_valide HTTP - Directory indexing 24% 40174 15 g0uZ 4
pas_valide Backup file 17% 28886 15 g0uZ 7
pas_valide PHP - Command injection 17% 28245 10 sambecks 10
pas_valide XML External Entity 2% 2632 35 sambecks 2
pas_valide XSLT - Code execution 2% 1776 30 ghozt 5
pas_valide LDAP injection - Authentication 4% 5681 35 g0uZ 8
pas_valide NoSQL injection - Authentication 3% 4317 35 mastho 8
pas_valide PHP - Path Truncation 2% 3223 35 Geluchat 4
pas_valide PHP - Serialization 3% 3913 35 Arod 2
pas_valide SQL injection - Numeric 5% 7379 35 g0uZ 6
pas_valide SQL Injection - Routed 2% 2212 35 soka 5
pas_valide SQL Truncation 3% 3451 35 Geluchat 2
pas_valide SQL injection - Insert 1% 1526 40 sambecks 3
pas_valide XPath injection - Authentication 3% 4170 35 g0uZ 5
pas_valide Java - Spring Boot 1% 1188 40 dvor4x 2
pas_valide Local File Inclusion - Wrappers 1% 1676 40 sambecks 4
pas_valide PHP - Eval 1% 1353 40 chmod 9
pas_valide SQL injection - Error 3% 3591 40 sambecks 4
pas_valide SQL injection - Authentication - GBK 3% 4597 30 dvor4x 3
pas_valide SQL injection - File reading 2% 2777 40 Arod 3
pas_valide XPath injection - String 2% 2296 40 g0uZ 5
pas_valide NoSQL injection - Blind 1% 1550 45 ghozt 5
pas_valide SQL injection - Time based 2% 2615 45 ycam 4
pas_valide SQL injection - String 6% 9788 30 g0uZ 8
pas_valide PHP - Loose Comparison 2% 3400 30 ghozt 4
pas_valide SQL injection - Authentication 13% 21314 30 g0uZ 11
pas_valide PHP - assert() 5% 7524 25 Birdy42 9
pas_valide CRLF 10% 15744 20 g0uZ 7
pas_valide File upload - Double extensions 11% 18039 20 g0uZ 9
pas_valide File upload - MIME type 9% 14117 20 g0uZ 8
pas_valide HTTP - Cookies 14% 22657 20 g0uZ 7
pas_valide Insecure Code Management 2% 2813 20 Swissky 6
pas_valide JSON Web Token (JWT) - Introduction 2% 3245 20 Knowledge 4
pas_valide Directory traversal 11% 18661 25 g0uZ 3
pas_valide File upload - Null byte 8% 12949 25 g0uZ 4
pas_valide Remote File Inclusion 4% 6194 30 g0uZ 8
pas_valide JSON Web Token (JWT) - Weak secret 2% 2158 25 Jrmbt 5
pas_valide PHP - Filters 7% 11290 25 g0uZ 3
pas_valide PHP - register globals 6% 9411 25 g0uZ 1
pas_valide File upload - ZIP 3% 4414 30 ghozt 3
pas_valide Command injection - Filter bypass 2% 3258 30 sambecks 6
pas_valide Java - Server-side Template Injection 4% 5331 30 righettod 4
pas_valide JSON Web Token (JWT) - Public key 1% 1015 30 Jrmbt 2
pas_valide Local File Inclusion 9% 14417 30 g0uZ 3
pas_valide Local File Inclusion - Double encoding 5% 6890 30 zM 3
pas_valide PHP - preg_replace() 4% 5287 30 sambecks 4
pas_valide PHP - type juggling 3% 5057 30 vic 4
pas_valide Server Side Request Forgery 1% 586 50 sambecks 4
pas_valide SQL injection - Blind 3% 4010 50 g0uZ 4
pas_valide LDAP injection - Blind 1% 1698 55 g0uZ 1
pas_valide XPath injection - Blind 1% 1163 75 g0uZ 4
pas_valide SQL injection - Filter bypass 1% 1171 80 sambecks 5

Challenge Results Challenge Results

Pseudo Challenge Lang date
victor-88   HTML - Code source 24 February 2020 at 22:10
PiwN7   XPath injection - Authentification 24 February 2020 at 22:07
M1st3rK1nD   JSON Web Token (JWT) - Introduction 24 February 2020 at 22:04
K4RI80U75   Mot de passe faible 24 February 2020 at 22:02
MelodieEin   File upload - Null byte 24 February 2020 at 22:01
Giovannilb   SQL injection - Lecture de fichiers 24 February 2020 at 22:00
zima   HTTP - Cookies 24 February 2020 at 22:00
ShiroNeki   HTML - Source code 24 February 2020 at 21:59
zima   Backup file 24 February 2020 at 21:58
ShiroNeki   HTTP - Open redirect 24 February 2020 at 21:58