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File Permissions II

linux-privilege-escalation | Level: Easy  | Total Lab Runs: 0 | Premium Lab

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Linux File Permissions are the access control enforced by Linux to prevent unauthorized access on resources.

Objective: Learn about chmod command usage in detail by doing the following activities

  1. Change the permission set of /work/readme.txt so that only the user (owner) can read, write and execute it. Use absolute mode. 

  2. Change the permission set of /work/readme.txt so that any user can read it, group can read/write to it and the user (owner) can read/write/execute it. Use absolute mode. 

  3. Change the permission set of /bin/bash so that only the user (owner) can read/write/ execute, group and any user can execute it. However, whenever anyone executes it, it should run with the privileges of the owner user. Use absolute mode. 

  4. Change the permission set of /work/readme.txt so that only the user (owner) can read, write and execute it. Use symbolic mode. 

  5. Change the permission set of /work/readme.txt so that any user can read it, group can read/write to it and the user (owner) can read/write/execute it. Use symbolic mode. 

  6.  Change the permission set of /work/readme.txt so that only the user (owner) can read/write/ execute, group and any user can execute it. However, whenever anyone executes it, it should run with the privileges of the group. Use absolute mode.

  7. Change the permission set of /work/readme.txt so that only the owner can rename or delete this file, while maintaining the existing permissions. Use absolute mode.

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