Exercises

Exercise Avg. Time Difficulty Solved by Tier
OAuth2: Predictable State
This exercise covers the exploitation of a predictable state in an OAuth2 Client
< 1 Hr. hard 323 PRO
Code Review 10
This exercise is one of our challenges to help you learn how to review real source code
< 1 Hr. medium 533 PRO
Recon 11
< 1 Hr. easy 6628 FREE
Recon 12
< 1 Hr. easy 7180 FREE
Unicode and NFKC
This exercise covers how to leverage unicode to exploit a directory traversal
< 1 Hr. medium 348 PRO
SAML: Trusted Embedded Key
This exercise covers the exploitation of a Service Provider (SP) that doesn't check the certificate provided in the SAMLResponse
< 1 Hr. medium 566 PRO
Recon 06
This exercise covers default vhost
< 1 Hr. easy 12819 FREE
Recon 07
This exercise covers default TLS vhost
< 1 Hr. easy 11678 FREE
Recon 08
This exercise covers aliases in TLS certificates
< 1 Hr. medium 10613 FREE
Recon 09
< 1 Hr. easy 11253 FREE
CVE-2020-8163: Rails local name RCE
This exercise details the exploitation of CVE-2020-8163 to gain code execution
< 1 Hr. hard 246 PRO
SAML: Known Key
This exercise covers the exploitation of a known key in SAML
< 1 Hr. medium 579 PRO
Code Review 09
This exercise is one of our challenges to help you learn how to review real source code
< 1 Hr. hard 475 PRO
Recon 04
This exercise covers common interesting directories
< 1 Hr. medium 18121 FREE
Recon 05
This exercise covers simple directory bruteforcing
< 1 Hr. medium 13229 FREE
Recon 01
This exercise covers 404 error pages
< 1 Hr. medium 23722 FREE
OAuth2: Client Server XSS
This exercise covers the exploitation of a Cross-Site Scripting in an OAuth2 Client and Server
< 1 Hr. hard 404 PRO
Zip symlink
This exercise covers how you can create a malicious Zip file and use it to gain access to sensitive files.
< 1 Hr. medium 624 PRO
Code Review 08
This exercise is one of our challenges to help you learn how to review real source code
< 1 Hr. easy 586 PRO
SAML: Comment Injection
This exercise covers the exploitation of a comment injection vulnerability in SAML
< 1 Hr. medium 1827 PRO
Unicode and Downcase
This exercise covers how you can use unicode to gain access to an admin account.
< 1 Hr. medium 630 PRO
Code Review 07
This exercise is one of our challenges to help you learn how to review real source code
< 1 Hr. hard 496 PRO
Recon 10
This exercise covers visual content discovery
< 1 Hr. medium 7196 FREE
Recon 00
This exercise covers the robots.txt file
< 1 Hr. easy 23788 FREE
Recon 02
This exercise covers the security.txt file
< 1 Hr. easy 20093 FREE
Recon 03
This exercise covers directory listing
< 1 Hr. easy 17974 FREE
Java Serialize 01
This exercise is one of our challenges to help you learn Java Serialisation exploitation
< 1 Hr. easy 478 PRO
Unicode and Uppercase
This exercise covers how you can use unicode to gain access to an admin account.
< 1 Hr. medium 708 PRO
Code Review 06
This exercise is one of our challenges to help you learn how to review real source code
< 1 Hr. medium 439 PRO
Cross-Site Leak
This exercise covers how to use Cross-Site Leak to recover sensitive information
1-2 Hr. hard 607 PRO
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Showing 571–600 of 851 exercises