PS3: Official Rebug 4.78.2-REX/D-REX with COBRA 7.3 released - Hackinformer
How to bypass update 4.86 on ps3 fat? Has firmware: Cobra 8.01, and mmCM Version 4.85.01 : r/ps3hacks
PS3 - 4.80 FERROX (COBRA v7.3) CFW | PSX-Place
PS3 Jailbreak - CFW - "PSX-Scene's own Developer bitsbubba issues his latest update to Cobra CFW Tools. This update will install webMAN v1.19 w/ My Games category for the XMB and also
PS3 CFW 4.85 OVERFLOW Cobra ALL Edition's - Consoleinfo
Upgrade PS3 CFW Including 4.87 | Ferrox, Cobra and Evilnat - PS3 Hacking & Guides - PS3 Jailbreak - YouTube