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View Code? Open in Web Editor NEWDump Android Verified Boot Signature
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erik-smit thomasking2014 lusoe302 joyway66 lbule crackercat car2carl agdlgv anclark biggin genxster1998 qiurigao croacna shadowkatt76 kursh deano2390dump_avb_signature's Issues
about re-sign image
once i dumped the official signature,like this:
Boot Signature Tool v1.6 (c) B.Kerler 2017-2019
Kernel=0x00001000, length=0x0222B000
Ramdisk=0x0222C000, length=0x0023E000
Second=0x0246A000, length=0x00000000
QCDT=0x0246A000, length=0x00000000
Signature start=0x0246A000
ID: 867fb6a41ab2ae4d60accaa331289be9d94eb108000000000000000000000000
Image-Target: b'/boot'
Image-Size: 0x246a000
Signature-Size: 0x246a000
Calced Image-Hash: f586d1acc84cc1b9cec0307433808aa623eb6b3ba5daa54312355de85c1b23c0
Signature-Hash: f586d1acc84cc1b9cec0307433808aa623eb6b3ba5daa54312355de85c1b23c0
AVB-Status: VERIFIED, 0
Signature-RSA-Modulus (n): ee6953a810e208a71441e2c963d31b8a4fbb76cabbc3cef1d084e02533cbf3fab9d1fffea2989f844f4eff74
cbc013cf7714ce4b9c540b35c509f856081a36d8773142552604adf553abde9edfbfecc554fce99bb3dfddaaf0e064638505ce935dc30cd6aba27ed2
d02c132bbbefc10221388f71e4c982897b231ce32258c771c2b77df3fd7507f5173881e8105339004a8f6e89d8a0aab529973372a4e06795d3074231
951472e5971abb745239ab0fec476bc8d28fdf9845bec159ef917d8097b6aac06ab79efd0db81809b89d2ce70e37d21f84f9d0988d06469e39ff5867
042587aec9b4565bb9e50fe69ae54377979ae6dd7687670342dd0e4389a28047
Signature-RSA-Exponent (e): 010001
TZ Root of trust (locked): d0d15653e0bb7a0b0d043dfcc56b36933377747fef9be05fd024219cc16a4bf2
TZ Root of trust (unlocked): 936f536a504a515bcf4a2b8324f426989b04f35c6dbc03d0b36530df960cbfb5
and then i unpack->edit->repack; is there anyway to re-sign wtih the official singature or replace the signature with official.
now i just use AIK signature by google test-key
Image seems to be signed by google test keys
Boot Signature Tool v1.6 (c) B.Kerler 2017-2019
----------------------------------------------
Kernel=0x00000800, length=0x00677000
Ramdisk=0x00677800, length=0x000FE800
Second=0x00776000, length=0x00000000
QCDT=0x00776000, length=0x00000000
Signature start=0x00776000
ID: 38f9bf8418d5066b191b1806269d80d9dd9fc59a000000000000000000000000
Image-Target: b'/boot'
Image-Size: 0x776000
Signature-Size: 0x776000
Calced Image-Hash: 278ae206bb998e267f1782ecd9b50fa0173689ef141f2c69f4170820fffd16c0
Signature-Hash: 1bbfe7fb13f634ebafd401840732b578a54fb32b10ae1fdd412ea5d0902f23e7
AVB-Status: RED, 3 or ORANGE, 1
Signature-RSA-Modulus (n): 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
Signature-RSA-Exponent (e): 010001
!!!! Image seems to be signed by google test keys, yay !!!!
TZ Root of trust (locked): 3bd07d4fc1cea0698c699c8f3a167a80dbd96affc402a6fc924ea46edc2e8381
TZ Root of trust (unlocked): 80d72c4aafdd168c9bb44be519124ea518d79c18ac030d99f13343f595ee18a4
´´´
what is that, and what can i do with it?
Samsung boot image sign
Can u fix signature grab for Samsung boot images?
Boot Signature Tool v1.5 (c) B.Kerler 2017-2019
Kernel=0x00000800, length=0x00861800
Ramdisk=0x00862000, length=0x00123000
Second=0x00985000, length=0x00000000
QCDT=0x00985000, length=0x00055800
Signature start=0x009DA800
No signature found :/
My result
Boot Signature Tool (c) B.Kerler 2017-2018
Kernel=0x00001000, length=0x00C2A000
Ramdisk=0x00C2B000, length=0x00893000
Second=0x014BE000, length=0x00000000
QCDT=0x014BE000, length=0x00000000
Signature start=0x014BE000
Traceback (most recent call last):
File "verify_signature.py", line 171, in
main(sys.argv[1:])
File "verify_signature.py", line 120, in main
target,siglength,hash,pub_key,flag=dump_signature(signature)
TypeError: 'NoneType' object is not iterable
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