---
id: 5270
title: "Test Your Cybersecurity Skills at the National CTF 2025 by HackenProof and DIU"
source_domain: hackenproof.com
source_url: "https://hackenproof.com/blog/national-ctf-hackenproof-2025"
published_at: "2026-06-19 13:49"
tags: ["bug-bounty", "ctf", "red-team", "competition", "cybersecurity", "announcement", "hackenproof", "diu"]
phying_url: "https://phying.com/item/5270"
lang: en
---

# Test Your Cybersecurity Skills at the National CTF 2025 by HackenProof and DIU

## Summary

HackenProof and Ukraine's Defence Intelligence (DIU) announce the National CTF 2025, running Nov 20 – Dec 1 with three difficulty tiers across cryptography, OSINT and reverse engineering.

## Intelligence Metadata

- **Sources:** hackenproof.com
- **Published:** 2026-06-19 13:49
- **Original:** https://hackenproof.com/blog/national-ctf-hackenproof-2025
- **Phying News:** https://phying.com/item/5270