PS3 4.81 exploit: IDPS Dumper released, and latest status of the exploit - Wololo.net
How to install 4.81 Rebug firmware PlayStation 3 Jailbreak - YouTube
PS3 CFW FERROX 4.81 v1.0 Standard CEX by Alexander is Released | PSXHAX - PSXHACKS
PS3 - 4.81 (OFW) Firmware Update Now Live !!! | Page 2 | PSX-Place
Cccheaterx for PS3 CFW 4.81 available | ConsoleCrunch Official Site
Got all this for 90CAD. It's on version 4.81. My FAT PS3 is on 4.84 REBUG. FAT PS3 won't let me sign into PSN until I update...does another CFW exist or should
How To Jailbreak PS3 4.81 OFW to CFW? [Working]
PS3 4.81 System Software Update PS Vita 3.63 Update DETAILS - YouTube
PS3 Firmware Update 4.81 Improves “Quality” of System Performance
PS3 - 4.81 CFW - FERROX Standard Edition (v1.00) by Alexander | PSX-Place