Questions tagged [encryption]
Encryption is the process of transforming information to make it unreadable to anyone except those possessing special knowledge.
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SD won't encrypt or decrypt or work after removing phone battery
I removed my phone battery when the phone was on without turning it off first, my SD card was encrypted, so now I cannot access my SD card contents on my phone while phone detects the SD card.
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How much security does Android encryption provide for turned on devices?
In case my device is stolen it probably will be turned on. How secure are my data when this happens with Android 10 and file based encryption (https://source.android.com/security/encryption/file-based?...
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Android 8 encrypt phone vs SD card
I have Android 8.1 on my phone.
It states under Settings->Security->Encryption&cred = Phone Encrypted.
I am using microSD on my phone. This microSD is not encrypted as I am able to remove it ...
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Data recovery from encrypted phone based on glitches in the encryption?
To make a long story short I needed to root my phone and didn't notice the warning that unlocking the bootloader erased all contents of the memory.
I contacted a data recovery company and told them ...
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TWRP decrypt password
TWRP 3.2.3 asks for a decrypt password at startup, which I never set.
Ignoring with 'cancel' leads to the main menu, but then the internal
storage is marked as 0 byte (e.g. when trying to backup), ...
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Break SQLcipher by modifying libsqlcipher.so?
I was trying to extract data from an Android app which uses SQLcipher. SQLcipher is an extension of SQLite that encrypts database files with 256-bit AES.
Most of the application code is compressed and ...
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Will any new apps or data installed or added to android phone after encryption also be encrypted?
if an android phone is encrypted, will any new apps or data installed or added to phone after encryption also be encrypted?
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Is it possible to have a custom ROM with a locked bootloader?
I just mention in-advance to please correct me if I'm mistaken on anything, I've a limited tech proficiency.
I've a Samsung S9 (Android 10) and I wish to install an AOSP ROM (also on Android 10), but ...
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Encrypt Tablet function in Android x86. Android 6 in Oracle Virtual Box
I am currently running Android x86 version 6 in Oracle Virtual Box.
My intention is to run some software my company creates and to test it without the need for a physical tablet.
The software i ...
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How to change the encryption key on (rooted) Android 9?
In Android 6, you could change the disk encryption key using the vdc command with
vdc cryptfs changepw NEWPW
In Android 9, you get a message, that raw commands are no longer supported.
During ...
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Is it possible to have manageable encryption when using TWRP/unlocked bootloader and modified ROM?
Every single piece of information I've come across warns me about issues with sane encryption when using custom recovery, unlocked bootloader and non-stock ROM (as in modified, not community AOSP ...
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Where is the e4crypt policy stored?
Restoring the Data partition from TWRP fails due to a missing e4crypt policy:
==> extracting: //data/user/10/ (mode 40771, directory)
Cannot find key for 10
error looking up proper e4crypt policy ...
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How to unencrypt my data on a Lenovo Tab M8 FHD TB-8705F device
I'm trying to unencrypt my data on my device.
My device is rooted with Magisk Manager.
This is what I have already tried.
Uticked the box Preserve forced encryption in Magisk Manager.
Patched the ...
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Android Encrypt with ADB install? TWRP CarbonROM
I have the following problem: I have CarbonROM 8.0 and the default /data full encryption does not work. Now I want to set it up with the ADB {Android-Bridge}... à la: adb shell recovery --...
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Can't decrypt adopted storage [closed]
Last night, I messed up my LineageOS 16 install on my Galaxy S5 and had to reinstall it, starting essentially from scratch. I wanted to see if there was any way I could decrypt the 128 GB microSD card ...
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Decrypt my Micro SD Card
I have been looking every where for an answer to this. I had a Razor MAX with an encrypted card in it. Well I dropped that phone and it died on the spot. I now have a SG3 and the micro sd card ...
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How does Android's FBE store each key used to encrypt each corresponding file?
I am very new to Android's FBE and still learning the basics.
From what I could understand, the way FBE works is that for each file to be stored on the disk, the kernel requests for a key from some ...
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How to create filesystem in TWRP? Getting error: "Unable to format to remove encryption"
The screen appears after booting into TWRP and trying to format memory:
I was trying to flash a custom ROM using TWRP recovery but it's showing Unable to mount storage & Failed to mount '/data' (...
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What does an Android-encrypted SD card do/look like on PC
Long story short - my Galaxy Active S8 apparently got wet inside, and stopped working (although I think I can revive). I've let the Samsung microSD card for almost 24 hours, and as it's simply a card ...
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how to backup files from an encrypted SD card for upgrade
recently bought a new SD card and I want to transfer the files from my current one to the new card.
However, the files on the current card are encrypted and I have no way to copy them.
I need some way ...
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Decrypt SD card on a phone with a broken screen
I have a Glaxay S4 and I know the password to decrypt the card, and the phone's memory... but the screen is broken and doesn't display anything. Otherwise, the phone is fine.
It's my understanding ...
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Is it possible to decrypt an encrypted SD card without rooting the Android phone? (How to get the .key file of /data/misc/vold?) [duplicate]
I'd like to encrypt my SD card for Android conveniently, safely and in a cross-platform way so that it can also be used on other devices. I asked about that here.
As of right now there doesn't seem ...
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How can I allow a second user account to unlock my device after a reboot?
I recently damaged the screen on my phone and am sending it in for repair. The repair shop I am using wants to be able to access certain features of the device, like the camera, Wi-Fi, etc, in order ...
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how does disabling 'password at startup' works before file-based encryption?
Android 6 (before file based encryption):
after encrypting device and setting screen lock, i can choose an option 'require the PIN, password, or pattern at startup' or can i choose 'no thanks'. in ...
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Are there any downsides to encrypting an Android device?
Besides requiring a lock screen, are there any downsides to encrypting an Android device (using the native encryption)?
For example:
is there a performance decrease?
is there a temperature increase?
...
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Encrypted and factory reset - Do I need to decrypt device?
We can remove data permanently from android flash memory, which is encrypted, after a factory reset.
After doing this, do we need to decrypt the device for using it again or factory reset the device?...
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How can I decrypt or view images encrypted in Sd card, in other phone?
I had enabled Sd Card Encryption in my "HTC Desire 816 (d) phone in July 2015, after that I had taken backup of "Phone memory" in my computer, But few days back my phone got stolen. Due to which I m ...
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Securely storing keyfiles with authentication and alike
I am using Keepass as my password manager. I am using a keyfile for securing access to my database. However when I want to do the same on my android phone I have to store the keyfile in my phone ...
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/data's data is garbled in TWRP. How to decrypt
So this is quite another android story but I promise to keep is as short n dry as poss.
The issue was some of my Apps weren't able to access /extsd folders with non root & so I deicided to give ...
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Tell TWRP to decrypt for ota
Old versions of TWRP would prompt for the password to decrypt the phone prior to performing an ota, however new versions are able to apply otas without requiring decryption. This is great in practise ...
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Is it possible to crack the password.key or any other .key file from /data/system/?
I am a newbie...
So this question came in my mind when I removed my screen lock using adb by deleting the .key file from the /data/system/ folder....
For removing we delete the .key file, but what if ...
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Sharing decryption keys from OpenKeychain
I want to create keys that I can use to sign & encrypt files, and share the decryption keys so people can read the encrypted files and see my signature.
I've successfully created an encryption/...
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Is it possible to crack encrypted device?
I have device powered by Qualcomm MSM8974AC Snapdragon 801 cpu and running Cyanogenmod 13 (6.0.1 android) rom with unlocked bootloader and TWRP (3.0) recovery.
ROM has security patch level December ...
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Android 9 pie see if device is encrypted
I am trying to figure out if my Android (Pie) is encrypted.
Per Is there a way for a user to tell if their Android device is encrypted or not?, it says my phone will be reported as phone encrypted.
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Mount Android encrypted data partition on PC
My Nexus 4 screen met a tragic end due to violent contact with flooring tiles. Everything works except the touchscreen (which displays fine but does not react to touch any more).
I would like to get ...
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Unable to encrypt my Note 5 anymore (data partition is corrupt)
It all started with a factory reset on the stock Samsung ROM (Android 7.0).
After I booted into the factory reset system I couldn't get the phone encryption to work: it failed with the message saying ...
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copy encrypted internal storage to pc ( in twrp mode )
I have this situation where I had my internal storage encrypted and then by using twrp I formatted only my data( booted into twrp > advance wipe > selected data and Dalvic cache > swiped to wipe . I ...
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Does "adb backup" also backup /data/misc/vold - the Encryption Key for Adoptable SD card?
I want to make sure that using adb backup -apk -shared -all -f ~/backup.ab will also save /data/misc/vold?
I am trying to backup before rooting, in order to be able to gain access to the encryption ...
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How to get Adoptable SD card encryption key with root access?
When I use adoptable storage on my device, then my SD card will be encrypted. Is there a way to get the "encryption key" with root access? So if my phone dies, I can still retrieve my data from the ...
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How to decrpytion from twrp
Firstly, I need to say my specific problem so that this question won't marked as duplicated.
I've an android phone that has already root access and bootloader lock open. And recently I dropped it and ...
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Is it possible to encrypt system partition with custom rom?
I have galaxy s9 and i wanted to have lineageos rom.
So i unlocked bootloader and wiped stock firmware of galaxy s9.And then i installed lineageos 15.1 with twrp 3.2.3-0
Then i encrypted phone. I ...
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Metronome sound for disk encryption password prompt
In the previous android version (Lollipop, Marshmallow, Nougat and may be Oreo) there was a metronome sound when the phone was waiting for disc encryption password: "To start Android, enter your ...
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Android 9 Pie says 'encrypted', but phone can receive calls after reboot (before entering screen lock password)?
I have a new Optus branded ZTE phone (Android 9 Pie). I added a screen lock password. Apparently it is now automatically encrypted -
Settings / Security & location / Advanced / Encryption & ...
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Does the lock screen on a encrypted device provide different security than an unencrypted device?
I am wanting to encrypt my phone and SD card. I have been reading around about it all week and still don't understand a few things. I though that the encryption was like blackberry encryption, where ...
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Removing encryption from recovery
I'm running CyanogenMod 12 nightly on my G900T (klte). Everything works great except for the default encryption password, which causes my phone to boot loop.
I've formatted data and done factory ...
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How to get Adoptable storage encryption key without root access after I "forget it"
My micro SD card (set as adoptable storage) was corrupted while I was using my phone (Wiko Tommy with Android 6.0) during a trip.
Probably because of a writing error on the filesystem, I guess.
I ...
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How to decrypt the corrupt SD card formatted as internal storage?
So I'm on Marshmallow and have formatted my SD card as internal storage. Its filesystem got corrupt two weeks later for some reason.
Plugging it to GParted, I see 16MB of FAT32 and the rest is an ...
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How to recover data from corrupt SD Card formatted as Internal?
My mother has been using the Moto G3 Turbo Edition for almost 2 years now.
The device has 16GB of internal memory, but she is using an external Samsung Evo 32GB class 10 memory card as her INTERNAL ...
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Is the Encryption Key for Adoptable SD card included in manual backup done over MTP?
I did a factory reset and then realized that I didn't decrypt my SD Card. I know that the data is probably lost, but I made a complete copy of the Internal Storage connecting the Samsung J5 mobile to ...
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Can a lost rooted/unlocked phone be decrypted by a thief?
Someone stole my One plus 7 Pro.
It was rooted and had TWRP and Magisk 19.x ( latest subversion before 20.x dropped). I had a passcode and fingerprint set up on my phone. It was stolen at a technical ...