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):
Code:
	

    [lv1ldr]
    type=SELF
    version=0004002000000000
    self_type=LV1
    erk=10CEA04973FCCC12EC19924510822D8D4C41F657FD3D7E73F415A8D687421BCD
    riv=ED8699562C6AC65204FA166257E7FCF4
    pub=1C0587163886C7071808501900200000143FCF9E3B8586084080061518078D141C05C70D3885474918068C93143FCC17
    priv=00C8F16A8117F1BF8BFF4AE60CAFD2482C37CA29F3
    ctype=30
     
    [isoldr]
    type=SELF
    version=0004002000000000
    self_type=ISO
    erk=63565DBE98C3B1A52AADC907C47130FE57A10734E84F22592670F86ED2B0A086
    riv=953F6A99891B4739358F5363A00C08B9
    pub=26BE7B02E7D65C6C21BF4063CDB8C0092FE1679D62FA1A8CCC284A1D21885473A959992537A06612
    priv=00356BA7344CDD98CDD27634157B3F6487BFCBC150
    ctype=15
     
    [lv2ldr]
    type=SELF
    version=0004002000000000
    self_type=LV2
    erk=0CAF212B6FA53C0DA7E2C575ADF61DBE68F34A33433B1B891ABF5C4251406A03
    riv=9B79374722AD888EB6A35A2DF25A8B3E
    pub=1034A6F98AF6625CC3E3604B59B971CA617DF337538D2179EBB22F3BDC9D0C6DA56BA7DDFD205A50
    priv=0093BD7EFC19C0614E49027158A5154427C4B7B0AB
    ctype=14
     
    [appldr]
    type=SELF
    revision=001C
    version=0004002000000000
    self_type=APP
    erk=CFF025375BA0079226BE01F4A31F346D79F62CFB643CA910E16CF60BD9092752
    riv=FD40664E2EBBA01BF359B0DCDF543DA4
    pub=36C1ACE6DD5CCC0006FDF3424750FAC515FC5CFA2C93EC53C6EC2BC421708D154E91F2E7EA54A893
    priv=003A8D197618D6E5BB1B75118E7A66BE43764C4EBD
    ctype=09
     
    [appldr]
    type=SELF
    revision=001C
    version=0004002000000000
    self_type=NPDRM
    erk=8103EA9DB790578219C4CEDF0592B43064A7D98B601B6C7BC45108C4047AA80F
    riv=246F4B8328BE6A2D394EDE20479247C5
    pub=503172C9551308A87621ECEE90362D14889BFED2CF32B0B3E32A4F9FE527A41464B735E1ADBC6762
    priv=003A8D197618D6E5BB1B75118E7A66BE43764C4EBD
    ctype=30