Questions tagged [dm-verity]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
0answers
23 views

If I generate my own custom key and sign a custom ROM, then will I be able to have root access after locking the bootloader?

So what I want to do is boot into my own custom ROM with a locked bootloader. I have a OnePlus 6T so it's possible, but can I have root access after I boot with a locked bootloader? If I replace my ...
0
votes
0answers
35 views

Xtouch s40 stock rom download

I have an Xtreme s40 running on android 9. I flashed the recovery with a custom twrp image and it is stuck in a boot loop, and displays "Verification failed. Install a proper signed boot image or ...
1
vote
1answer
536 views

Changing /system/build.prop issues on fully rooted and DM-verity removed device

SO, I have an MT6739 dveice with Android 8.1, it's not A/B seamless, and it is not TREBLE. I have used a tried and tested method to remove DM-Verity. On this device it was in the DTB, in the boot ...
3
votes
1answer
178 views

How does update_engine validate a differential update-image with dm-verity enabled?

I am working with Android 8, Android verified boot with dm-verity, and block-based differential seamless A/B updates. To my understanding, the Android update_engine performs some validations of the ...
3
votes
2answers
14k views

How to disable dm-verity on Android with “user” build type ROM?

I have One Plus 6T Android device which has a ROM of build type user. This device is rooted with Magisk and I want to disable dm-verity on this device. I have tried to run adb disable-verity but I got ...
3
votes
1answer
655 views

How does android dm-verity protection validate blocks with hash tree

I am learning about android dm-verity protection and I try to understand how does the android dm-verity uses the hash tree for validation of "single block". https://source.android.com/security/...
1
vote
1answer
2k views

how to check if i have successfully disabled dm-verity?

my phone has dm verity enabled by default. I read about ways to disable it. After that, is there any way with which can i verify if dm-verity is disabled?
1
vote
1answer
412 views

How to deal with dm-verity on a Samsung S7 Edge when installing a custom recovery like TWRP

I'm just starting to explore how to customize my Samsung S7 Edge and I'm interested in moving an application over to the system partition. It's currently running Android 8.0. I've been doing a lot of ...
2
votes
1answer
12k views

Install Magisk in TWRP, with “Keep DM-Verity/AVB 2.0” option?

I want to flash the Magisk ZIP while keeping dm-verity and AVB 2.0. The Magisk ZIP detects my encrypted /data partition and keeps force encryption, but always disables dm-verity and AVB 2.0 when ...