Ps4pkgrom Guide

Output (truncated):

That is the required flag.

| What we learned | How it helped | |-----------------|---------------| | ( PKGS ) identifies a PS4 package. | Allowed us to use the public PKG spec. | | RSA‑OAEP protects the AES session key. | The challenge supplied the private key; without it the payload is impossible to decrypt. | | AES‑CBC + PKCS#7 is the exact encryption mode used by Sony. | Straight‑forward decryption with any crypto library. | | binwalk instantly finds embedded raw images. | No need to manually guess offsets. | | strings is enough to locate the flag once the ROM is extracted. | Simpler than full disassembly. | ps4pkgrom

: Since PS4 games are too large for traditional ROM formats, they are "dumped" from discs or digital installs into a folder structure or repacked into a .pkg for easy installation. Output (truncated): That is the required flag