Content about dns
- •4 min read•ctfadvent-of-ctf
Advent of CTF 2025: Day 3 - Syndicate Infrastructure
Advanced DNS reconnaissance challenge involving SPF and DKIM record analysis to uncover hidden infrastructure used by the Krampus Syndicate.
Advanced DNS reconnaissance challenge involving SPF and DKIM record analysis to uncover hidden infrastructure used by the Krampus Syndicate.
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| | | '_ \ / _ \ / __/ _ \ / _` | | '_ \ / _` |/ _` |
| | | | | | __/ | (_| (_) | (_| | | | | | (_| | (_| |
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You found the secret! True hacker spirit detected.
> Analyzing binary...
> Signature detected: ELITE_HACKER
> Access level: MAXIMUM
> Status: PWNED 🔓