SPSoundarahari Pinv4.ax·Mar 19 · 7 min readHow I exploited TN Gov's EnKanavu websiteIt started like any other day: the Department of Technical Education (DoTE) had apparently instructed colleges - and the colleges, in turn, had asked students - to submit their preferences on https://00
SPSoundarahari Pinv4.ax·Oct 1, 2025 · 5 min readDigging into Vande Bharat's Infotainment systemRecently I traveled on Vande Bharat Express, from BLR to ED(20641), for those unfamiliar with the train, it’s a medium to long-distance higher-speed rail Express train service offering reserved, air-conditioned chair car accommodations. (Ref: Wikiped...00
SPSoundarahari Pinv4.ax·Sep 9, 2025 · 4 min readHow I hacked into Linways AMSthis bug was reported on May 15, and was fixed by Linways in some amount of time. Follow up emails regarding transparency were ignored. I was in my first year of college, and we had a platform to view our attendance percentages, marks, timetable, and...00
SPSoundarahari Pinv4.ax·Jul 15, 2025 · 4 min readHow I rebooted my friend's Jio Airfiber Router remotelythis vulnerability was reported and Jio refused to acknowledge and claimed it wasn't their domain, hence a few urls/credentials/tokens might be redacted. I had Jio's AirFiber connection setup around S00
SPSoundarahari Pinv4.ax·Jun 5, 2025 · 2 min readHow I exposed a critical vulnerability in Titan's SMS Integrationthis vulnerability was reported on august of 2023, and was promptly fixed by Titan. It was one fine evening and I was sipping coffee. I noticed that I had an unregistered Titan watch lying around and 00
