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 15413 PRO
Unix 23
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15170 PRO
Unix 24
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15080 PRO
JWT V JWT
This exercise covers the exploitation of a trivial secret used to sign JWT tokens.
< 1 Hr. medium 3217 PRO
Unix 01
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25977 PRO
Unix 02
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25645 PRO
Unix 03
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25293 PRO
Unix 04
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 24927 PRO
Unix 05
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 23699 PRO
Unix 06
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 22688 PRO
Unix 07
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 22261 PRO
Unix 08
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 21884 PRO
Unix 09
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 21189 PRO
Unix 10
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 20625 PRO
Unix 00
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 26662 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 1947 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 2796 PRO
CBC-MAC Crypto
This exercise covers the exploitation of signature of non-fixed size messages with CBC-MAC
< 1 Hr. hard 1770 PRO
JWT kid Injection JWT
This exercise covers the exploitation of an issue in the usage of JWT token
< 1 Hr. medium 3029 PRO
Code Execution 09
This exercise is one of our challenges on Code Execution
< 1 Hr. medium 11162 PRO
Server Side Template Injection 02
This exercise is one of our challenges on Server-Side Template Injection
< 1 Hr. medium 8838 PRO
MongoDB Injection 02
This exercise is one of our challenges on vulnerabilities related to MongoDB
< 1 Hr. hard 8808 PRO
Authorization 06
This exercise is one of our challenges on Authorisation issues
< 1 Hr. medium 15342 PRO
Code Execution 08
This exercise is one of our challenges on Code Execution
< 1 Hr. medium 11258 PRO
Authorization 04
This exercise is one of our challenges on Authorisation issues
< 1 Hr. medium 16688 PRO
Authorization 05
This exercise is one of our challenges on Authorisation issues
< 1 Hr. medium 15976 PRO
Command Execution 03
This exercise is one of our challenges on Command Execution
< 1 Hr. easy 11728 PRO
Server Side Template Injection 01
This exercise is one of our challenges on Server-Side Template Injection
< 1 Hr. medium 8829 PRO
Code Execution 05
This exercise is one of our challenges on Code Execution
< 1 Hr. medium 12832 PRO
Code Execution 06
This exercise is one of our challenges on Code Execution
< 1 Hr. easy 12563 PRO
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Showing 691–720 of 821 exercises