Latest PS3 Firmware 4.84 now hacked thanks to "hybrid firmware" release - Wololo.net
Ferrox PS3 Custom Firmware 4.83 v1.00 Cobra 7.55 by Alexander | PSXHAX - PSXHACKS
PS3 News: multiMAN 4.85 released coming with support for CFW 4.83 to 4.85 - First update to this highly popular backup manager since the release of FW 4.82! - Wololo.net
Latest PS3 Firmware Breaks PS3Xploit | RetroRGB
Should I update my fat PS3 to 4.90 (currently 4.83) before modding? : r/ps3hacks