How to get PS3 Firmware update for installing on PS3 or PS3 emulator - YouTube
PlayStation 3: Sony releases Firmware 4.86 for their 13 year old console - HFW 4.86 released, SEN Enabler updated & PS3HEN to be updated soon due to no kernel changes! - Wololo.net
How to Jailbreak Your PS3 on Firmware 4.89 or Lower! - YouTube
Five years after the great PSN hack of 2011, Sony is adding 2-step verification | Eurogamer.net
PlayStation 3 firmware updated to version 4.88 | GBAtemp.net - The Independent Video Game Community
Sony PlayStation 3 Releases v1.80 Firmware Updates | Audioholics
PS3 Update 4.80 is out, guess what it brings to the table? - Wololo.net