ctf-osint

Correlate public OSINT sources to map clues to locations or identities.

Updated Mar 28, 2026

Search Tags:#dns #ctf #geolocation #social-media #osint #web-recon #public-records

Ready to run

npx skills add https://github.com/KongGithubDev/ncsa-ctf-ai-2026 --skill ctf-osint-konggithubdev

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: ctf-osint
Source: https://github.com/KongGithubDev/ncsa-ctf-ai-2026/tree/main/.agents/skills/ctf-osint
Command: npx skills add https://github.com/KongGithubDev/ncsa-ctf-ai-2026 --skill ctf-osint-konggithubdev

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

OSINT in CTFs often requires collecting and correlating scattered public data (social media, geolocation, DNS records, Wayback snapshots) to locate targets or identities.

Core Features & Use Cases

Aggregates techniques for social-media OSINT, geolocation, and web/DNS reconnaissance specific to CTF challenges.
Provides structured workflows for validating findings via cross-referencing multiple data sources.
Typical use case: given a target clue, triangulate a precise location or identify an online persona and confirm with a final social-media corroboration.

Quick Start

Analyze a challenge image or clue, prompt the AI to enumerate candidate locations or identities, then iteratively cross-check with the included techniques to converge on a single flag candidate.

Frequently Asked Questions about ctf-osint

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I use OSINT to find a precise location for a CTF challenge image?▼

OSINT geolocation for CTF challenges involves collecting public data clues from images and cross-referencing them with social media and DNS records. You synthesize scattered open data to triangulate precise physical locations using structured validation workflows.

What is the best way to correlate social media and DNS records for OSINT profiling?▼

The best way to profile identities via OSINT is cross-referencing social media activity with DNS and Wayback snapshots. Mapping open data to online personas requires cross-source validation to ensure reproducible evidence trails for CTF targets.

Can I use public records and Wayback snapshots to validate a CTF target identity?▼

Yes, you can validate a CTF target identity by cross-referencing Wayback snapshots with public records. Mapping historical web evidence against current open data provides structured validation to confirm online personas and converge on accurate targets.

Do I need proprietary tools to perform web reconnaissance and reverse image search for CTFs?▼

No, proprietary tools are not required. This OSINT process relies entirely on publicly accessible data sources like social media and DNS records. You perform web reconnaissance and reverse image search using structured validation to map open data to CTF targets.

Why does cross-source validation matter when triangulating OSINT clues?▼

Cross-source validation matters when triangulating OSINT clues because it ensures reproducibility and accuracy. Correlating data across social media, DNS records, and Wayback evidence prevents false positives and converges on a single accurate CTF target.