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Old 08-13-2003, 11:23   #1 (permalink)
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DCT4 Decryption/Encryption Algorithm


Hi
I Want Chenge Characters in Nokia DCT4 Flash Files
For Example Change "Insert Sim Card" to "Inserta Sim Karta"
How I Can Do This?

[email protected]
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Old 09-09-2003, 10:59   #2 (permalink)
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hexedit maybe ...
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Old 02-23-2004, 23:41   #3 (permalink)
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yes.... if you can decrypt DCT-4 algorithm
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Old 02-24-2004, 00:15   #4 (permalink)
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Quote:
Originally Posted by dehghani
Hi
I Want Chenge Characters in Nokia DCT4 Flash Files
For Example Change "Insert Sim Card" to "Inserta Sim Karta"
How I Can Do This?

[email protected]

Contact with your good friend:Vahid.

I am remember to dct4 imei changer with patchelt flash...
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Old 02-25-2004, 05:29   #5 (permalink)
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Hi friends
now i can do this without any problem
i never do not need my jealus friends like VSH
Because he can not see other persons can do his works better than him
Special Thanks to all friends like :
Tanvir, Sun, Anhtam, SiRoYa, YiL, Aziz Khan, XzZ, ...
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Old 02-25-2004, 14:38   #6 (permalink)
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how to decrypt flash
how to recalc cheksums?

please...
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Old 02-28-2004, 12:51   #7 (permalink)
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just disassemble
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Old 02-29-2004, 17:49   #8 (permalink)
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only disassemble? but you need a patch for encryption for ida pro or somthing else... I think
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Old 03-06-2004, 20:01   #9 (permalink)
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i am not sure.but i think use hex editor.
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Old 03-06-2004, 22:02   #10 (permalink)
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How far some members can go in their "wisdom"
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Old 03-07-2004, 14:36   #11 (permalink)
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Quote:
Originally Posted by thecult
only disassemble? but you need a patch for encryption for ida pro or somthing else... I think
someone said a time that the flash resides in chip in encrypted form.
if that's true, the firmware must contain the decryption routine in plain runnable (and disassembleable) format...
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Old 03-07-2004, 15:35   #12 (permalink)
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UPP bus hardware decrypts (as i read here: http://nokiafree.org/forums/t53212/h...decrypt/s.html )
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Old 03-07-2004, 18:35   #13 (permalink)
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Quote:
Originally Posted by crusher
someone said a time that the flash resides in chip in encrypted form.
if that's true, the firmware must contain the decryption routine in plain runnable (and disassembleable) format...
Mr crusher would you please put more information on this topic
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Old 05-12-2006, 21:09   #14 (permalink)
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It may be true what i think MCU file is like a .cab file in windows which extracts during flashing mcu i got this idea when i was flashing nokia 6600 i unpluged the cable during flashing the error came h.dat write failed. by this i thought mcu file is a core of various files which requires to run symbian os in mobile devices. it is like a setup file


Is any one there who can tell me more about this topic my email ID is

[email protected]
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Old 05-12-2006, 21:48   #15 (permalink)
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why not try this link:

http://www.gsmgadget.cjb.net/showthread.php?t=514
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