HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy) HTB Holmes CTF 2025 - The Card (easy)

6 minute read

An easy challenge from the Holmes CTF that makes us use simplified Threat-intelligence-like platforms to learn more about the threat actor that performed mul...

Categories: CTF

Tags: Holmes-CTF-2025, HTB, Threat-intelligence, Write-up

DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4 DGSE CTF 2025 - Mission 4

3 minute read

The third mission to take down the NullVastation organization during a CTF organized by the DGSE and RootMe. This one is about web pentesting.

Categories: CTF

Tags: DGSE-CTF-2025, Privilege escalation, RootMe, Web pentesting, Write-up

DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3 DGSE CTF 2025 - Mission 3

6 minute read

The third mission to take down the NullVastation organization during a CTF organized by the DGSE and RootMe. This one is about digital forensics.

Categories: CTF

Tags: DGSE-CTF-2025, Forensics, Malware analysis, RootMe, Traffic analysis, Write-up

DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2 DGSE CTF 2025 - Mission 2

5 minute read

The second mission to take down the NullVastation organization during a CTF organized by the DGSE and RootMe. This one is about SOC log analysis.

Categories: CTF

Tags: DGSE-CTF-2025, Log analysis, RootMe, SOC, Write-up

DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1 DGSE CTF 2025 - Mission 1

2 minute read

The first mission to take down the NullVastation organization during a CTF organized by the DGSE and RootMe. This one is about AI / LLM.

Categories: CTF

Tags: AI, DGSE-CTF-2025, RootMe, Write-up