PS3 - [Update] 4.84.1 STARBUGED CFW + (Includes NEW COBRA 8.00 / .01 payload) by habib | PSX-Place
PlayStation 3 News: Rebug 4.86.1 LITE released and PS3HEN updated with FW 4.86 support - Great stuff for both CFW and noCFW users on the latest firmware! - Wololo.net
PS3 - CFW 4.84.2 Rebug Really big Problem for me | PSX-Place
PS3 FW 4.84 Compatibility Releases: SEN Enabler 6.2.2, HAN Toolbox 0.7, IRISMan 4.84 and Fan Control update among others - Wololo.net
PS3: CFW Evilnat 4.90 released - Wololo.net
OLD] How to Jailbreak Your PS3 on Firmware 4.84 or Lower! - YouTube