Exercises

Exercise Avg. Time Difficulty Solved by Tier
Unix 25
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15023 PRO
Unix 32
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14285 PRO
Unix 34
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14216 PRO
Unix 33
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14248 PRO
Unix 27
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14849 PRO
Unix 29
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14757 PRO
Unix 28
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14794 PRO
Unix 26
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 14926 PRO
CBC-MAC II Crypto
This exercise covers the exploitation of an application using CBC-MAC when an attacker has control over the IV
1-2 Hr. medium 1788 PRO
JWT VI JWT
This exercise covers the exploitation of an injection in the kid element of a JWT. This injection can be used to bypass the signature mechanism
< 1 Hr. medium 2631 PRO
CVE-2018-6574: go get RCE
This exercise covers a remote command execution in Golang's go get command.
< 1 Hr. medium 919 PRO
Unix 11
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 20131 PRO
Unix 12
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 19587 PRO
Unix 13
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 18674 PRO
Unix 14
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 18213 PRO
Unix 15
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. medium 16633 PRO
Unix 16
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 16242 PRO
Unix 17
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 16476 PRO
Unix 18
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 16396 PRO
Unix 19
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 16297 PRO
Unix 20
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. medium 15285 PRO
Unix 21
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15500 PRO
Unix 22
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15354 PRO
Unix 23
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15114 PRO
Unix 24
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 15027 PRO
JWT V JWT
This exercise covers the exploitation of a trivial secret used to sign JWT tokens.
< 1 Hr. medium 3194 PRO
Unix 01
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25841 PRO
Unix 02
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25515 PRO
Unix 03
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 25165 PRO
Unix 04
This exercise is one of our challenges to help you learn more about Unix/Linux
< 1 Hr. easy 24805 PRO
1 18 19 20 21 22 23 24 26
Showing 601–630 of 753 exercises