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Security

Vulnerability research, penetration testing, and application security.

Appwrite: File Tokens

Appwrite: File Tokens

Shared: May 23, 2025

Appwrite

File Tokens make sharing files from Appwrite simple, secure, and hassle-free.


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Post-Quantum Cryptography

Post-Quantum Cryptography

Published: February 2, 2025

3 min read

[PART 2] - Building an iOS POC app for encrypting and decrypting data.


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Post-Quantum Cryptography

Post-Quantum Cryptography

Published: February 1, 2025

4 min read

[PART 1] - Diving into post-quantum cryptography and configuring it for iOS.


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Security Review (UpGrad)

Security Review (UpGrad)

Published: October 16, 2020

2 min read

Bypassed UpGrad payment, got a ₹95K course for free — reported the bug.


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Security Review (SIH – AICTE)

Security Review (SIH – AICTE)

Published: September 17, 2020

2 min read

Won hackathon, then reported an SQL injection flaw in the certificate server.


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Sec. Review (Programming Hub)

Sec. Review (Programming Hub)

Published: May 20, 2020

3 min read

Exploited a Programming Hub flaw for 45 years of Pro — reported for a fix.


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Security Review (ExpertRight)

Security Review (ExpertRight)

Published: March 18, 2020

2 min read

Reported an SQL injection vulnerability on ExpertRight; it's still unfixed.


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What is PUP.HighConfidence? (Solution)

Published: November 12, 2018

2 min read

Encountered PUP.HighConfidence on VirusTotal? Here's what I discovered.


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Scam for Android Developers!

Published: September 17, 2017

4 min read

A patent infringement claim for push notifications? Here's why it's a hoax.


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Darshan Pandya