if it's not too new of a ps3, you can use a hardware downgrader to get back to 3.55. if your ps3 came with above 3.55, you're sol for now

Another BS video from modernwarfarejerkboy via YouTube: PS3 Jailbreak 4.30 & 4.31 / PS3 CFW WITH DOWNLOADS

One more by thnkrtiv: PS3 Jailbreak [December 2012] All Versions - Undetected

Download: http://www73.zippyshare.com/v/11977563/file.html (BS / fake)

Download: http://www46.zippyshare.com/v/92576931/file.html (BS / fake)

PS3 (BlackStar) 4.41 CFW/JB (BS / fake)

Fake keys (via pastebin.com/K2PtityL):

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