Hack The Box · Apr 2026
HTB Certified Penetration Testing Specialist
CPTS
N / 0x00
SECURITY · CTF · COMMUNITY
I'm Nitesh
Kumar.
I explore offensive security, create CTF challenges, and contribute to the security community.
Delhi, India
01 / ABOUT
Curiosity, put to the test.
I'm a security practitioner and CTF player based in Delhi. I enjoy hands-on penetration testing labs and building challenges that help others learn by doing.
My recent work includes authoring web challenges for BSides Mumbai 2025 and volunteering with OWASP Lucknow.
02 / CREDENTIALS
Learning by doing.
The SecOps Group · Jan 2025
Certified AppSec Pentester
CAPen
HACK THE BOX PRO LABS
OffshoreZephyrDante
03 / WORK & COMMUNITY
Beyond the lab.
CTF AUTHORSHIP2025
BSides Mumbai 2025
Created web CTF challenges for the BSides Mumbai 2025 competition. The challenge files and solutions are available on GitHub.
View challengesVOLUNTEERING2025—PRESENT
OWASP Lucknow
Volunteer Lead, supporting the local application security community.
04 / CONNECT
Let's connect.
Follow my work and find me around the security community.