Post: [Tutorial] CEX2DEX using Rebug CFW4.21
11-11-2012, 11:19 PM #1
DEREKTROTTER
You're Goddamn Right
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[Tutorial] CEX2DEX using Rebug CFW4.21


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Downloads:
CEX2DEX: You must login or register to view this content.
EID Root Key Dumper: You must login or register to view this content. | You must login or register to view this content. | You must login or register to view this content.


Preparation:
Dumping EID root key
First you need to dump your EID Root Key which can now be done on most CFW Version.
  • Install and run the EID PKG for your CFW, the PS3 will just show a black screen and beep several times. You can now restart the PS3 and retrieve your eid_root_key from either:
    /dev_hdd0/tmp/eid_root_key or for 4.xx in /dev_hdd0/game/FLTZ00010/USRDIR.


*You can now dump you EID Root Key directly via the Rebug Toolbox ( utilities > dump EID Root key )

Dumping NOR/NAND
You can do this on rebug CFW using the toolbox.
  • Find the option "Export Flash to File", this will dump it to USB000 (right slot).


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Converting your CEX dump to DEX
  • First download and extract the c2d_openssl.rar to C:/ and install openSSL, this is required for c2d to work properly. Make sure you rename the folder to "openssl".
  • Now take you eid_root_key and your NOR/NAND dump and place in the folder with c2d.

  • Rename your original CEX dump to flashCEX.bin
  • Add .bin extension to eid_root_key.


Should now have a folder like this:

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  • Open a CMD window in the current directory (CTRL+SHIFT + right click > Open a command window here)


Usage:
    c2d.exe eid_key_file.bin in_flash.bin out_flash.bin [target_id]

So type in CMD or copy/paste the following: c2d.exe eid_root_key.bin flashCEX.bin flashDEX.bin 82
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Should give you an output like this:
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If you are unsure you have done it correctly, you can convert back to your original target ID (mine is 87)
Then compare this one with your original and they should match.


Switching to DEX using rebug CFW
Take your two dumps (flashCEX.bin + flashDEX.bin) and rename as below:

Rename your original CEX dump to CEX-FLASH.EID0.NORBIN (16mb) or CEX-FLASH.EID0.NANDBIN (239mb or 256mb)
Rename your converted DEX dump to DEX-FLASH.EID0.NORBIN (16mb) or DEX-FLASH.EID0.NANDBIN (239mb or 256mb)
Then place in the directory of your USB storage drive and insert in PS3 on USB000 (right slot)

Load up Rebug Toolbox and first click the option:
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A couple of warning boxes pop up, click YES to both.

Now Swap LV2 kernal, reboot and you are in DEX Mode within 10 seconds Smile
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Switching back to CEX
Very easy, simply rewrite target ID and it will auto swap lv2 kernal to CEX.

To access PSN in DEX mode, there is a feature in Rebug Toolbox to spoof IDPS. Choose EID5 and you will be able to sign in fine.

btw, if anything in this tut doesn't make sense - let me know so i can make it even more noob friendly.

Troubleshooting
Q: Command prompt says cant find openssl.exe in c: \openssl\bin even though i checked and openssl.exe is definately there.
A: Make sure the openssl folder is at root C:/ and is named exactly "openssl"

Q: Im having a error telling me that wrong format EID 48 bytes.
A: Make sure the filesize of your key is either 48 bytes (NOR) or 256kb (NAND)
Also dont forget you need to add the file extension .bin to the key.


How to get Online 4.21 DEX
Simply go to Rebug Toolbox > Utilities > Change Active PS3ID > EID5 CEX then go Sign in.
Last edited by DEREKTROTTER ; 02-20-2015 at 09:14 PM.

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10-09-2014, 01:25 AM #749
tman0071
Do a barrel roll!
can you help it keeps saying it cant find my flashCEX.bin file
10-21-2014, 02:00 PM #750
guero1197
Bounty hunter
Could I get the eid_root_key on any 3.55? Because I downgrade ps3's and what I do is I go to 3.55 rebug first then get the eid_root_key. Could I get it in like Rogero's 3.55 downgrader cfw?
11-08-2014, 02:27 PM #751
CHIPPADONK
Bounty hunter
Originally posted by moiz41510 View Post
When I choose I choose EID5, and exit and sign it, it does not work. I get error 8002A224. But when I go back into Rebug Toolbox, the Spoof IDPS is set to No again. Then I changed it to EID5 again but this time I didnt exit and go to XMB. I pressed teh Playstation button on the controller and tried to sign in, but I get the same error. "/

---------- Post added at 08:38 PM ---------- Previous post was at 08:35 PM ----------



what fw are you currently running?


Hey Derek just want to say nice thread you got here but I have a problem with the cex and dex flash files that I get I follow your guide and when it comes to rewriting the the flash I get an error can't remember exactly what it says but I will post back soon as I get home


Sent from my iPhone using NGU
11-14-2014, 12:15 AM #752
Ok I have two questions so I hope they can be answered.
1. On the rebug toolbox what does target type mean I have dex
2. Every time I put my LV2 kernel to dex and exit the toolbox my ps3 shuts off but when I am on cex it doesn't why is that? Is their a way to fix that

And I am on 4.46 dex so can anybody help me I would greatly appreciate it.
Also when my ps3 turns off it makes this clicking noise before it turns off but that's when I am on the dex kernel
12-11-2014, 05:05 PM #753
so i turned off cobra mode and turned it back on and now my fan wwont work... and my ps3 will over heat and turn off every 5 minutes or so
12-27-2014, 03:55 AM #754
Thank you
01-10-2015, 09:23 PM #755
kaymarie123
Do a barrel roll!
Yesss
01-14-2015, 06:46 PM #756
ImHaXUnique
Space Ninja
This is still the best and easiest TUT! Thank you Smile
01-15-2015, 10:55 PM #757
Will this work on 4.46 CEX Rebug? Can I get banned for doing this?

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