gzip -d decrypted.gz The output is a or custom key‑value format used by HTTP Custom. 6. What You’ll See After Decryption A decrypted .hc file typically looks like:

openssl enc -d -aes-128-cbc -in encrypted.bin -out decrypted.gz -pass pass:yourpassword If that fails with a bad magic number, try AES‑256‑CBC:

In the world of VPN tunneling, payload optimization, and network customization, HTTP Custom has carved out a niche. It’s an Android app that uses custom HTTP request injection to bypass restrictions or optimize connections. Many advanced configurations are distributed as .hc files — encrypted, shareable configuration bundles.

Whether you’re recovering a lost password, auditing a suspicious config, or learning how advanced HTTP injection works, the ability to decrypt .hc files is a useful skill in any network engineer’s or security researcher’s toolkit.