Exercises

Exercise Avg. Time Difficulty Solved by Tier
Unix 22
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15423 PRO
Unix 23
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15184 PRO
Unix 24
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15089 PRO
JWT V JWT
This exercise covers the exploitation of a trivial secret used to sign JWT tokens.
< 1 Hr. medium 3223 PRO
Unix 01
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 26003 PRO
Unix 02
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25672 PRO
Unix 03
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25317 PRO
Unix 04
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 24947 PRO
Unix 05
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 23725 PRO
Unix 06
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 22715 PRO
Unix 07
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 22283 PRO
Unix 08
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 21904 PRO
Unix 09
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 21212 PRO
Unix 10
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 20642 PRO
Unix 00
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 26689 PRO
CVE-2018-0114 JWT
This exercise details the exploitation of a vulnerability in Cisco's node-jose, a JavaScript library created to manage JWT
< 1 Hr. hard 1949 PRO
JWT IV JWT
This exercise covers the exploitation of a vulnerability similar to the recent CVE-2017-17405 impacting Ruby Net::FTP
< 1 Hr. medium 2801 PRO
CBC-MAC Crypto
This exercise covers the exploitation of signature of non-fixed size messages with CBC-MAC
< 1 Hr. hard 1772 PRO
JWT kid Injection JWT
This exercise covers the exploitation of an issue in the usage of JWT token
< 1 Hr. medium 3036 PRO
Code Execution 09
This exercise is one of our challenges on Code Execution
< 1 Hr. medium 11173 PRO
Server Side Template Injection 02
This exercise is one of our challenges on Server-Side Template Injection
< 1 Hr. medium 8846 PRO
MongoDB Injection 02
This exercise is one of our challenges on vulnerabilities related to MongoDB
< 1 Hr. hard 8814 PRO
Authorization 06
This exercise is one of our challenges on Authorisation issues
< 1 Hr. medium 15362 PRO
Code Execution 08
This exercise is one of our challenges on Code Execution
< 1 Hr. medium 11270 PRO
Authorization 04
This exercise is one of our challenges on Authorisation issues
< 1 Hr. medium 16713 PRO
Authorization 05
This exercise is one of our challenges on Authorisation issues
< 1 Hr. medium 15999 PRO
Command Execution 03
This exercise is one of our challenges on Command Execution
< 1 Hr. easy 11742 PRO
Server Side Template Injection 01
This exercise is one of our challenges on Server-Side Template Injection
< 1 Hr. medium 8838 PRO
Code Execution 05
This exercise is one of our challenges on Code Execution
< 1 Hr. medium 12845 PRO
Code Execution 06
This exercise is one of our challenges on Code Execution
< 1 Hr. easy 12576 PRO
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Showing 721–750 of 851 exercises