Exercises

Exercise Avg. Time Difficulty Solved by Tier
OAuth2: Predictable State II
This exercise covers the exploitation of a predictable state in an OAuth2 Client
1-2 Hr. hard 280 PRO
Code Review 11
This exercise is one of our challenges to help you learn how to review real source code
2-4 Hr. hard 380 PRO
OAuth2: Predictable State
This exercise covers the exploitation of a predictable state in an OAuth2 Client
2-4 Hr. hard 302 PRO
CVE-2020-8163: Rails local name RCE
This exercise details the exploitation of CVE-2020-8163 to gain code execution
1-2 Hr. hard 230 PRO
Code Review 09
This exercise is one of our challenges to help you learn how to review real source code
1-2 Hr. hard 421 PRO
OAuth2: Client Server XSS
This exercise covers the exploitation of a Cross-Site Scripting in an OAuth2 Client and Server
1-2 Hr. hard 381 PRO
Code Review 07
This exercise is one of our challenges to help you learn how to review real source code
1-2 Hr. hard 447 PRO
Cross-Site Leak
This exercise covers how to use Cross-Site Leak to recover sensitive information
2-4 Hr. hard 591 PRO
Code Review 05
This exercise is one of our challenges to help you learn how to review real source code
2-4 Hr. hard 440 PRO
Code Review 04
This exercise is one of our challenges to help you learn how to review real source code
1-2 Hr. hard 558 PRO
Code Review 03
This exercise is one of our challenges to help you learn how to review real source code
2-4 Hr. hard 480 PRO
OAuth2: Github HTTP HEAD
This exercise covers the exploitation of the HTTP HEAD issue impacting Github in 2019
< 1 Hr. hard 465 PRO
Length Extension Attack
This exercise covers how to use a length extension attack to exploit a directory traversal vulnerability
1-2 Hr. hard 781 PRO
CVE-2019-5418
This exercise details the exploitation of CVE-2019-5418 to get code execution
1-2 Hr. hard 518 PRO
JWT XII JWT
This exercise covers how to use the x5u header to bypass an authentication based on JWT.
1-2 Hr. hard 702 PRO
JWT XI JWT
This exercise covers how to use the jku header to bypass an authentication based on JWT.
1-2 Hr. hard 695 PRO
cve-2019-5420 II
This exercise details the exploitation of CVE-2019-5420 to gain code execution
1-2 Hr. hard 577 PRO
JWT X JWT
This exercise covers how to use the jku header to bypass an authentication based on JWT.
< 1 Hr. hard 790 PRO
JWT IX JWT
This exercise covers how to use the jku header to bypass an authentication based on JWT.
< 1 Hr. hard 918 PRO
Gogs RCE II
This exercise covers how to get code execution against the Git self hosted tool: Gogs.
< 1 Hr. hard 616 PRO
JWT VIII JWT
This exercise covers how to use the jku header to bypass an authentication based on JWT.
1-2 Hr. hard 995 PRO
Gogs RCE
This exercise covers how to get code execution against the Git self hosted tool: Gogs.
1-2 Hr. hard 689 PRO
Android 07
This exercise will guide you through the process of reversing a simple obfuscated Android code to recover the encrypted data
1-2 Hr. hard 1493 PRO
Android 08
This exercise will guide you through the process of reversing a simple obfuscated Android code to recover the encrypted data
1-2 Hr. hard 1416 PRO
Android 06
This exercise will guide you through the process of reversing a simple obfuscated Android code to recover the encrypted data
< 1 Hr. hard 1743 PRO
From SQL injection to Shell III SQL Injection
This exercise covers how to gain access to an administration interface using SQL injection followed by how to get command execution using ImageTragick
1-2 Hr. hard 1148 PRO
IDOR to Shell
This exercise covers how to get code execution by chaining vulnerabilities in a Ruby-on-Rails application
1-2 Hr. hard 1083 PRO
CVE-2018-11235: Git Submodule RCE
This exercise details the exploitation of a vulnerability in Git Sub module that can be used to get command execution
2-4 Hr. hard 531 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
2-4 Hr. hard 1918 PRO
CBC-MAC Crypto
This exercise covers the exploitation of signature of non-fixed size messages with CBC-MAC
1-2 Hr. hard 1744 PRO
1 2 3
Showing 31–60 of 71 exercises