Задачи
Запустите онлайн терминал Linux прямо в браузере. Практикуйте команды Ubuntu bash, проверяйте виртуальную файловую систему и проходите уроки.
Easy100 pts
Challenge 1: Find the Secret Flag File
Locate a hidden configuration file inside the directory tree and output its flag code.
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Medium250 pts
Challenge 2: Fix Log File Permissions
The auth log file has restricted permissions. Modify permissions so the user can inspect it.
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Hard500 pts
Challenge 3: Extract IP Addresses with Grep
Parse system logs and extract failed SSH login IP addresses using grep regex.
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