Essential Badge

7052 Completed
140 Videos
60 Exercises

This badge aims at covering the most common web vulnerabilities with easy-to-understand examples

Essential Videos

Essential Exercises

Easy
Authentication 01
  • This exercise is one of our challenges on Authentication issues
  • 3 videos
  • Completed by 18796 students
  • Takes < 1 Hr. on average
  • CWE-565, CWE-327

 

Easy
Authentication 02
  • This exercise is one of our challenges on Authentication issues
  • 3 videos
  • Completed by 18159 students
  • Takes < 1 Hr. on average
  • CWE-565, CWE-327

 

Easy
Authentication 03
  • This exercise is one of our challenges on Authentication issues
  • 3 videos
  • Completed by 17630 students
  • Takes < 1 Hr. on average
  • CWE-178, CWE-287, CWE-697

 

Easy
Authentication 04
  • This exercise is one of our challenges on Authentication issues
  • 3 videos
  • Completed by 17309 students
  • Takes < 1 Hr. on average
  • CWE-156

 

Medium
Authentication 05
  • This exercise is one of our challenges on Authentication issues
  • 3 videos
  • Completed by 16551 students
  • Takes < 1 Hr. on average
  • CWE-664

 

Easy
Authorization 01
  • This exercise is one of our challenges on Authorisation issues
  • 2 videos
  • Completed by 16696 students
  • Takes < 1 Hr. on average
  • CWE-285

 

Easy
Authorization 02
  • This exercise is one of our challenges on Authorisation issues
  • 2 videos
  • Completed by 16383 students
  • Takes < 1 Hr. on average
  • CWE-285

 

Easy
Authorization 03
  • This exercise is one of our challenges on Authorisation issues
  • 2 videos
  • Completed by 16135 students
  • Takes < 1 Hr. on average
  • CWE-285

 

Medium
Authorization 04
  • This exercise is one of our challenges on Authorisation issues
  • 2 videos
  • Completed by 15169 students
  • Takes < 1 Hr. on average
  • CWE-285, CWE-1321

 

Medium
Authorization 05
  • This exercise is one of our challenges on Authorisation issues
  • 2 videos
  • Completed by 14632 students
  • Takes < 1 Hr. on average
  • CWE-285, CWE-697, CWE-1321

 

Medium
Authorization 06
  • This exercise is one of our challenges on Authorisation issues
  • 1 video
  • Completed by 14048 students
  • Takes < 1 Hr. on average
  • CWE-285, CWE-1321

 

Easy
Code Execution 01
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 13924 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Easy
Code Execution 02
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 13104 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Medium
Code Execution 03
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 12446 students
  • Takes < 1 Hr. on average
  • CWE-477, CWE-1336

 

Medium
Code Execution 04
  • This exercise is one of our challenges on Code Execution
  • 1 video
  • Completed by 12206 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95, CWE-477

 

Medium
Code Execution 05
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 11825 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Easy
Code Execution 06
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 11572 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Medium
Code Execution 07
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 11326 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Medium
Code Execution 08
  • This exercise is one of our challenges on Code Execution
  • 2 videos
  • Completed by 10364 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Medium
Code Execution 09
  • This exercise is one of our challenges on Code Execution
  • 1 video
  • Completed by 10270 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-95

 

Easy
Command Execution 01
  • This exercise is one of our challenges on Command Execution
  • 2 videos
  • Completed by 11182 students
  • Takes < 1 Hr. on average
  • CWE-77

 

Medium
Command Execution 02
  • This exercise is one of our challenges on Command Execution
  • 2 videos
  • Completed by 10837 students
  • Takes < 1 Hr. on average
  • CWE-77

 

Easy
Command Execution 03
  • This exercise is one of our challenges on Command Execution
  • 2 videos
  • Completed by 10716 students
  • Takes < 1 Hr. on average
  • CWE-77

 

Easy
Directory Traversal 01
  • This exercise is one of our challenges on Directory Traversal
  • 2 videos
  • Completed by 11405 students
  • Takes < 1 Hr. on average
  • CWE-23

 

Easy
Directory Traversal 02
  • This exercise is one of our challenges on Directory Traversal
  • 2 videos
  • Completed by 11189 students
  • Takes < 1 Hr. on average
  • CWE-23

 

Easy
Directory Traversal 03
  • This exercise is one of our challenges on Directory Traversal
  • 2 videos
  • Completed by 11050 students
  • Takes < 1 Hr. on average
  • CWE-23

 

Medium
File Include 01
  • This exercise is one of our challenges on File Include vulnerabilities
  • 2 videos
  • Completed by 10542 students
  • Takes < 1 Hr. on average
  • CWE-98, CWE-447

 

Easy
File Include 02
  • This exercise is one of our challenges on File Include vulnerabilities
  • 2 videos
  • Completed by 10273 students
  • Takes < 1 Hr. on average
  • CWE-20, CWE-447

 

Easy
LDAP 01
  • This exercise is one of our challenges on vulnerabilities related to LDAP
  • 2 videos
  • Completed by 10209 students
  • Takes < 1 Hr. on average
  • CWE-158

 

Medium
LDAP 02
  • This exercise is one of our challenges on vulnerabilities related to LDAP
  • 2 videos
  • Completed by 9760 students
  • Takes < 1 Hr. on average
  • CWE-90

 

Medium
MongoDB Injection 01
  • This exercise is one of our challenges on vulnerabilities related to MongoDB
  • 1 video
  • Completed by 9596 students
  • Takes < 1 Hr. on average

 

Hard
MongoDB Injection 02
  • This exercise is one of our challenges on vulnerabilities related to MongoDB
  • 3 videos
  • Completed by 8083 students
  • Takes 1-2 Hrs. on average

 

Medium
Open Redirect 01
  • This exercise is one of our challenges on Open Redirect
  • 2 videos
  • Completed by 9494 students
  • Takes < 1 Hr. on average
  • CWE-601

 

Medium
Open Redirect 02
  • This exercise is one of our challenges on Open Redirect
  • 2 videos
  • Completed by 9189 students
  • Takes < 1 Hr. on average
  • CWE-601

 

Easy
SQL Injection 01
  • This exercise is one of our challenges on SQL Injections
  • 3 videos
  • Completed by 10465 students
  • Takes < 1 Hr. on average
  • SQL Injection
  • CWE-89

 

Easy
SQL Injection 02
  • This exercise is one of our challenges on SQL Injections
  • 3 videos
  • Completed by 10120 students
  • Takes < 1 Hr. on average
  • SQL Injection
  • CWE-89

 

Easy
SQL Injection 03
  • This exercise is one of our challenges on SQL Injections
  • 3 videos
  • Completed by 9835 students
  • Takes < 1 Hr. on average
  • SQL Injection
  • CWE-89

 

Medium
SQL Injection 04
  • This exercise is one of our challenges on SQL Injections
  • 3 videos
  • Completed by 9392 students
  • Takes < 1 Hr. on average
  • SQL Injection
  • CWE-89

 

Easy
SQL Injection 05
  • This exercise is one of our challenges on SQL Injections
  • 3 videos
  • Completed by 9302 students
  • Takes < 1 Hr. on average
  • SQL Injection
  • CWE-89

 

Medium
SQL Injection 06
  • This exercise is one of our challenges on SQL Injections
  • 2 videos
  • Completed by 8851 students
  • Takes < 1 Hr. on average
  • SQL Injection
  • CWE-89

 

Easy
Server Side Request Forgery 01
  • This exercise is one of our challenges on Server-Side Request Forgery
  • 2 videos
  • Completed by 9707 students
  • Takes < 1 Hr. on average
  • CWE-918

 

Easy
Server Side Request Forgery 02
  • This exercise is one of our challenges on Server-Side Request Forgery
  • 2 videos
  • Completed by 9530 students
  • Takes < 1 Hr. on average
  • CWE-918

 

Easy
Server Side Request Forgery 03
  • This exercise is one of our challenges on Server-Side Request Forgery
  • 2 videos
  • Completed by 9494 students
  • Takes < 1 Hr. on average
  • CWE-918

 

Easy
Server Side Request Forgery 04
  • This exercise is one of our challenges on Server-Side Request Forgery
  • 2 videos
  • Completed by 9183 students
  • Takes < 1 Hr. on average
  • CWE-918

 

Medium
Server Side Template Injection 01
  • This exercise is one of our challenges on Server-Side Template Injection
  • 2 videos
  • Completed by 8059 students
  • Takes < 1 Hr. on average
  • CWE-1336

 

Medium
Server Side Template Injection 02
  • This exercise is one of our challenges on Server-Side Template Injection
  • 1 video
  • Completed by 8065 students
  • Takes < 1 Hr. on average
  • CWE-1336

 

Easy
File Upload 01
  • This exercise is one of our challenges on Upload vulnerabilities
  • 2 videos
  • Completed by 8815 students
  • Takes < 1 Hr. on average
  • CWE-434

 

Easy
File Upload 02
  • This exercise is one of our challenges on Upload vulnerabilities
  • 2 videos
  • Completed by 8698 students
  • Takes < 1 Hr. on average
  • CWE-184, CWE-434

 

Medium
XML Attacks 01
  • This exercise is one of our challenges on vulnerabilities related to XML processing
  • 2 videos
  • Completed by 8560 students
  • Takes < 1 Hr. on average
  • CWE-611

 

Medium
XML Attacks 02
  • This exercise is one of our challenges on vulnerabilities related to XML processing
  • 2 videos
  • Completed by 8098 students
  • Takes < 1 Hr. on average

 

Easy
XSS 01
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 10586 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Easy
XSS 02
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 10167 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 03
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 9799 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Easy
XSS 04
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 9321 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 05
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 9031 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 06
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 8985 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 07
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 8837 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 08
  • This exercise is one of our challenges on Cross-Site Scripting
  • 3 videos
  • Completed by 8707 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 09
  • This exercise is one of our challenges on Cross-Site Scripting
  • 1 video
  • Completed by 8607 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79

 

Medium
XSS 10
  • This exercise is one of our challenges on Cross-Site Scripting
  • 1 video
  • Completed by 7984 students
  • Takes < 1 Hr. on average
  • XSS
  • CWE-79