Security Engineer & Researcher

Kabir
Acharya.

Senior security engineer with a deep passion for technical pentesting and security research. Securing Australia's largest electricity network and its OT environment. CTF competitor on the global stage with Emu Exploit, HashMob, and TheHackersCrew.

Senior Pentest & CTI
AI/LLM Security · OT Security
Transgrid
Ex-Atlassian
aboutprojectsblog
Labs

HackTheBox

Omniscient

Prodigy III

CTF

TheHackersCrew

Playing for an international team aiming for global #1.

#11
2023
#3
2024
#10
2025
CTF
3x
DUCTF Winner

DownUnderCTF champion with Blitzkrieg - Australia's largest CTF.

Rank
#1
Player on SecDim
CTF

Emu Exploit

Playing for an Australian CTF team on the global stage.

CTF & Cracking

HashMob

Member of the HashMob Pro Team, the #1 Crack Me If You Can team.

Labs
Top 1%
TryHackMe
Labs

Top 1000 on Hextree

High ranking across challenges

OT/ICS Security

Winner of the 2025 Dragos CTF

Transgrid - OT Security
Currently

Transgrid

Senior Cyber Security Testing Intelligence Engineer

Securing Australia's largest electricity network

Full experience→