> ## Documentation Index
> Fetch the complete documentation index at: https://rootea.es/llms.txt
> Use this file to discover all available pages before exploring further.

# Default credentials

> Cross-platform resources for Default credentials: curated HTB machines, PortSwigger labs and TryHackMe rooms with validated writeups and related skills.

# Default credentials

This page aggregates **cross-platform resources to practice Default credentials**: retired Hack The Box machines, PortSwigger Web Security Academy labs and TryHackMe rooms, plus curated resources (HackTricks, PortSwigger, etc.) and related skills.

## Curated resources

| Source     | Link                                                                                                                                                                         |
| ---------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| HackTricks | [https://book.hacktricks.wiki/en/generic-methodologies-and-resources/brute-force.html](https://book.hacktricks.wiki/en/generic-methodologies-and-resources/brute-force.html) |

## HTB machines practicing Default credentials (1)

| Machine                                     | OS    | Difficulty                                       |
| ------------------------------------------- | ----- | ------------------------------------------------ |
| [Mirai](/en/htb/machines/linux/facil/mirai) | Linux | <span className="dbadge dbadge-easy">EASY</span> |

## TryHackMe rooms practicing Default credentials (3)

| Room                                                                | Difficulty                                       | Type        | Access  | Official                                              |
| ------------------------------------------------------------------- | ------------------------------------------------ | ----------- | ------- | ----------------------------------------------------- |
| [25 Days of Cyber Security](/en/tryhackme/rooms/learncyberin25days) | <span className="dbadge dbadge-easy">EASY</span> | Walkthrough | 🟢 Free | [Open](https://tryhackme.com/room/learncyberin25days) |
| [Advent of Cyber 2 \[2020\]](/en/tryhackme/rooms/adventofcyber2)    | <span className="dbadge dbadge-easy">EASY</span> | Walkthrough | 🟢 Free | [Open](https://tryhackme.com/room/adventofcyber2)     |
| [Advent of Cyber 3 (2021)](/en/tryhackme/rooms/adventofcyber3)      | <span className="dbadge dbadge-easy">EASY</span> | Walkthrough | 🟢 Free | [Open](https://tryhackme.com/room/adventofcyber3)     |

***

← [Back to the full glossary](/en/glossary)

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*Last updated: 2026-05-09*