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Eradicate Persistence

The attacker is locked out but backdoors remain. Find and close every one of them.

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Commands practised here

• ls -la /etc/cron.d/Lists cron files including hidden ones.
• ls -la /etc/init.d/Lists startup scripts including hidden ones.
• ls -la /etc/sudoers.d/Lists sudoers override files.
• rm <file>Deletes a persistence mechanism.

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