PSP Mail-In Custom Firmware Mod Service (All Models) – MPB Electronics
How to Hack Any PSP All Firmwares Supported, All Models Supported - Infinity 2.0 Permanent CFW - YouTube
PlayStation Portable homebrew - Wikipedia
PSP Slim security trounced by Team M33's custom firmware | Engadget
Got this baby. System version is 6.39. Never been hacked. What should I do to hack it? 6.60 or 6.61? Confirmation button is O. Can I switch it to X with Infinity
PSP gets web browser | Stuff
PSP firmware: Here today, hacked tomorrow | Ars Technica
3 Ways to Hack a PlayStation Portable - wikiHow
Unbrick PSP 2000/3000 Systems - Pandora Battery Style! [Hardware Jig Required] | GBAtemp.net - The Independent Video Game Community
Amazon - Hacking the PSP: Cool Hacks, Mods, and Customizations for the Sony Playstation Portable (ExtremeTech): Auri Rahimzadeh: 9780471778875: Books
PRO Firmware PSP - GameBrew
How to Hack a PSP 3000 or 2000 with ChickHEN R2 5.03 « PSP :: WonderHowTo
3 Ways to Hack a PlayStation Portable - wikiHow
How to install a permanent CFW on any PSP without hardmod. | GBAtemp.net - The Independent Video Game Community
Installing Custom Firmware on a PSP : 9 Steps - Instructables
Wireless PSP Custom Firmware installation is now possible! - Wololo.net