https://hemantha-krishna.github.io/ctf-writeups/Passionate Cybersecurity Student. Sharing CTF and lab write-ups along the journey. 2026-04-27T12:31:47-05:00 Hemantha Krishna Challa https://hemantha-krishna.github.io/ctf-writeups/ Jekyll © 2026 Hemantha Krishna Challa /ctf-writeups/assets/img/favicons/favicon.ico /ctf-writeups/assets/img/favicons/favicon-96x96.png 2026-04-26T19:00:00-05:00 2026-04-27T12:31:24-05:00 https://hemantha-krishna.github.io/ctf-writeups/posts/pnpt-exam-review-2026/ Hemantha Krishna Challa

After grinding through the courses, learning from a failed first attempt at the PJPT, and spending several intense days inside the exam environment, I can finally say I’m a certified Practical Network Penetration Tester (PNPT). Here’s my honest breakdown of the experience - the mistakes, the wins, and every tip that would have saved me time. The Mistake That Cost Me Two Hours Turn off yo...

2026-04-16T11:12:21-05:00 2026-04-16T11:12:21-05:00 https://hemantha-krishna.github.io/ctf-writeups/posts/return-hack-the-box-full-walkthrough/ Hemantha Krishna Challa

Room link: https://app.hackthebox.com/machines/Return

2026-03-10T13:28:48-05:00 2026-03-10T13:28:48-05:00 https://hemantha-krishna.github.io/ctf-writeups/posts/analytics-hackthebox-walkthrough/ Hemantha Krishna Challa

Pwning Metabase with Pre-Auth RCE and GameOver(lay) LPE

2026-03-08T22:28:36-05:00 2026-03-08T22:28:36-05:00 https://hemantha-krishna.github.io/ctf-writeups/posts/htb-querier-walkthrough/ Hemantha Krishna Challa

Room Link: https://app.hackthebox.com/machines/Querier

2026-03-08T21:38:14-05:00 2026-03-08T21:38:14-05:00 https://hemantha-krishna.github.io/ctf-writeups/posts/bastion-htb-writeup/ Hemantha Krishna Challa

Room Link: https://app.hackthebox.com/machines/Bastion