# Hydra & Online Brute Forcing

> Master the art of online credential attacks. Learn to configure Hydra, evade account lockouts, and systematically dismantle web, network, and API authentication.

Canonical: https://codelivly.com/rooms/hydra-online-brute-forcing
Last updated: 2026-07-15

| | |
|---|---|
| Level | Intermediate |
| Category | Cybersecurity |
| Lessons | 6 |
| Estimated time | 30 min |
| XP | 200 |

Amateurs treat online brute-forcing like a blunt instrument. They point Hydra at a login page with a massive wordlist, blast 10,000 requests per second, trigger the Web Application Firewall (WAF), lock out every account in the directory, and get their IP permanently banned.

Professionals know that online brute-forcing is a surgical strike. We understand the target's authentication mechanisms, account lockout policies, and rate-limiting thresholds. We use tools like Hydra not just to guess passwords, but to systematically map the attack surface, bypass client-side protections, and exploit weak authentication protocols (SSH, FTP, RDP, HTTP forms, APIs) with precision and stealth.

In this module, we transition from offline hash cracking to live, online credential attacks. You will learn to dissect complex web login forms, craft custom Hydra payloads, implement operational security (OpSec) measures like proxy chaining and request throttling, and exploit the inherent weaknesses in network service authentication.

## Lessons

1. What is Hydra & Online vs Offline Password Attacks (30 min)
2. Hydra Syntax & Target Configuration (30 min)
3. Brute Forcing SSH & FTP Logins (30 min)
4. Brute Forcing Web Login Forms (30 min)
5. Rate Limiting, Lockouts & Staying Under the Radar (30 min)
6. Guided Lab: Gaining SSH Access via Brute Force (30 min)

## Related

- [Learning path: Credential Attacks](https://codelivly.com/learning-paths/credential-attacks)
- [All rooms](https://codelivly.com/rooms)