libscetool

• scetool (C) 2011-2013 by naehrwert
• NP local license handling (C) 2012 by flatz
• Library conversion + patches (C) 2023-2024 by Lyris

Compilation

Install Zig 0.14.0-dev.1632+d83a3f174

• zig build -Dtarget=[target triple] -Doptimize=ReleaseSmall target triple can be things like x86_64-windows or x86-macos or aarch64-linux-gnu or any combination, or you can omit the target to build for your native platform

Packaging

• zig build package

Setup

• Keyfile: /data/keys.
• Loader curves (7744 bytes): /data/ldr_curves.
• VSH curves (360 bytes): /data/vsh_curves.
• IDPS as binary file: /data/idps
• act.dat: /data/act.dat
• RIF files: /rifs/*:*.rif
• RAP files: /raps/*:*.rap

Keyfile Format

[keyname]
type={SELF, RVK, PKG, SPP, OTHER}
revision={00, ..., 18, 8000}
version={..., 0001000000000000, ...}
self_type={LV0, LV1, LV2, APP, ISO, LDR, UNK_7, NPDRM}
key=...
erk=...
riv=...
pub=...
priv=...
ctype=...

Keyset Example

[metldr]
type=SELF
revision=00
self_type=LDR
erk=0000000000000000000000000000000000000000000000000000000000000000
riv=00000000000000000000000000000000
pub=00000000000000000000000000000000000000000000000000000000000000000000000000000000
priv=000000000000000000000000000000000000000000
ctype=00

NPDRM Key(set) Names

• Title ID OMAC1 key: [NP_tid]
• Control info OMAC1 key: [NP_ci]
• Free klicensee: [NP_klic_free]
• klicensee key: [NP_klic_key]
• IDPS constant: [NP_idps_const]
• rif key: [NP_rif_key]
• Footer signature ECDSA keyset: [NP_sig]

Override Keyset

It should be a single hex-string consisting of: 32 bytes (Key) 16 bytes (IV) 40 bytes (Pub) 21 bytes (Priv) 1 byte (CType).

Version History

Version 0.2.9

• Plaintext sections will now take less space in metadata header keys array.
• Added option to specifiy a template SELF to take configuration values from.
• Added option to override the keyset used for en-/decryption.
• Fixed NP application types.
• [Firmware Version] will now be written to control info only.
• [Application Version] will now be written to application info only.

Version 0.2.8 (intermediate release)

• Fixed minor bugs where scetool would crash.
• Added SPP parsing.
• Decrypting RVK/SPP will now write header+data to file.

Version 0.2.7

• Added local NP license handling.
• Added option to override klicensee.
• Added option to disable section skipping (in SELF generation).

Version 0.2.5

• Added option to use provided metadata info for decryption.
• "PS3" path environment variable will now be searched for keys/ldr_curves/vsh_curves too.

Version 0.2.4

• Added option to display raw values.
• Moved factory Auth-IDs to <public build> (as they are on ps3devwiki now).

Version 0.2.2

• Added options to override control/capability flags (32 bytes each).
• Fixed where a false keyset would crash scetool when decrypting a file.
• Some source level changes and optimizations.

Version 0.2.1

• zlib is required to use scetool.
• 'sdk_type' was changed to 'revision' in data/keys.