Decrypting an HTTP Custom file (usually with a .hc extension) is often sought by users wanting to see the underlying SNI, proxy, or server settings. Because these files are encrypted to protect the creator's configuration, there is no "official" way to open them. Understanding the .HC Format

By staying informed and up to date with the latest developments in decryption and cybersecurity, you can stay ahead of the curve and tackle even the most challenging decryption tasks.

  1. Parse the URL: Parse the URL to extract the token.
  2. Verify the token: Verify the token using the server-side session store or authentication service.
  3. Extract the resource: Extract the resource or file from the URL.

Ten minutes later, a reply pinged in his inbox.

certutil -decode config.hc decoded.txt

Conclusion