Pico2026 Secure Password Database

Reverse engineer a file with Ghidra and use GDB to find the secret hash value.

SQL injection on a website.

Password

Use kubectl to view Kubernetes secrets.

Given a Python encryption program, create the program which decrypts the file. from hashlib import sha256 from Crypto.Cipher ...

Brute force an XOR encrypted file with single byte key.

Given a list of usernames and

Uses LLDB, Ghidra and CyberChef to reverse engineer a binary that decodes the

PicoCTF

What REALLY happens after your

Use cast to access methods of an Etherium contract.

Uses crackstation to find unsalted sha-256 hashed

In this picoCTF 2026 writeup for Bypass Me, we explore a reverse engineering challenge where a binary sanitizes all user input to ...

This is Domain 6 of the CompTIA Tech+ FC0-U71 complete free course by Master I.T. — covering

Unpack an executable with upx (don't snap install upx, instead apt-get install upx-ucl), reverse engineering in Ghidra, then use ...

Sharing

Reports circulating online claim the discovery of a so-called “2026 firmware backdoor” that allegedly bypasses

In 2018, Google eliminated phishing across 85000+ employees with one decision: hardware keys. Today, we go further — to a ...