Ps3 Pkg -

| Environment | Method | |-------------|--------| | | Copy PKG to FAT32 USB (folder: PS3/UPDATE/ or PKG/ ), then install via Package Manager > Install Package Files > Standard . | | Custom firmware (CFW) | Same as above, plus ability to install unsigned packages via Install Package Files > PlayStation Network Content or Package Manager Lite . | | HEN (Homebrew Enabler) | Similar to CFW, but with an extra activation step before installing unsigned PKGs. |

| Section | Description | |---------|-------------| | | Magic ( 7f 44 52 47 ), PKG type, package flags, metadata offset. | | Table of Contents (TOC) | List of files + their offsets, sizes, hashes. | | Data Blocks | Compressed (zlib) or uncompressed file data. | | File entries | Individual files (EBOOT.BIN, assets, param.sfo, etc.). | | Digital signature | RSA-2048 signature for authenticity (absent in retail PSP PKGs but mandatory for official PS3 PKGs). | ps3 pkg

# Using unpkg (part of PS3Tools) unpkg game.pkg ./extracted/ | Environment | Method | |-------------|--------| | |

| Tool | Purpose | |------|---------| | (Windows) | View/extract contents without installing. | | pkg_dec (by flatz) | Decrypt + extract retail PKGs (requires keys/act.dat). | | RPCS3 (PC) | Emulator that can decrypt and install many PKGs. | | PS3Tools (make_pkg, unpkg) | Create or unpack custom PKGs. | | | Section | Description | |---------|-------------| |