PS3 IDPS Dumper for Firmware 4.81 incoming... - Hackinformer
PS3Xploit 3.0 "HAN" released, compatible with all PS3s on firmwares 4.81/4.82 - Wololo.net
PS3 CFW SPY 4.81 CEX Update by DarekSpy, Works with MultiMAN 4.80 | PSXHAX - PSXHACKS
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
PS3 4.81 IDPS Dumper Released, Here's What You Need To Know | Redmond Pie
JAILBROKEN PS3 UPDATE TO 4.81 REBUG! - YouTube
Sony PlayStation 3 CECHE01 System 80GB Backwards Compatible PS1/PS2/PS3 4.81FW | eBay
How to Jailbreak a PS3 (with Pictures) - wikiHow
PS3 OFW 4.81 Game Backups Without CFW Guide - High Ban Risk | PSXHAX - PSXHACKS