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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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13 views

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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0answers
7 views

I have a galaxy note 3 I put a encrypt code and now I can't get into the phone,

The encrypted code will not let me into the phone and the old password will not let me into the phone.
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1answer
39 views

If /system partition is never encrypted (even in “full-disk” encryption), how is it protected?

It seems that Android's "full-disk-encrytpion" is only concerned about encrypting the data or internal storage partition. It says: Full-disk encryption is the process of encoding all user data on ...
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0answers
31 views

Unable to Decrypt SD Card after reboot my Samsung s7 Edge?

I moved my important files in Encrypted SD card from my Phone & removed SD card for reboot the phone. After complete the reboot i am unable to find my files in encrypted SD card. When i put my SD ...
2
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0answers
22 views

How to access an encrypted external SD card with all apps?

I have encrypted both the device and the external SD card of a previously unencrypted Samsung phone running Android 6.0.1. After encrypting the SD card, apparently some apps can not access the files ...
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0answers
25 views

Running an Android app in an encrypted container

Is there a way to encrypt apps (and appdata) on an Android device. I use an Android 7.1 device and don't want that there is any APP or especially Malware which can spy on appdata like my WhatsApp data....
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1answer
28 views

Android Encryption Key in windows manual backup

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 ...
1
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1answer
47 views

Huawei File Safe Stuck/not working

I have created a safe on the SD using the files app on my Huawei P20 Lite. It worked fine, until I decided to create a second one. Now, it no longer asks for my fingerprint, but for my password. After ...
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1answer
68 views

How to restore an encrypted SD card backup after factory reset?

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 did make a complete copy of the Internal Storage. Is there a way to copy back ...
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0answers
113 views

What would “Disable Forced Encryption” do if I apply it on my ROM?

I'm new to flashing ROMs. I watched Linus's guide to install LineageOS. He told to install a Disable Forced Encryption package. Does that mean the phone will be unencrypted after installing LineageOS ...
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2answers
58 views

Make a “adb shell” batch file?

Is a way I can make a batch file that'll run "adb shell twrp decrypt 0000" and go all the way to 9999?
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0answers
110 views

Connection between PIN/password and encryption keys in Android

I am trying to piece together some information about the security system in Android. Particularly about how user's password/PIN is connected with encryption keys in file-based encryption mode. I'm ...
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0answers
123 views

How to read (or restore) files on encrypted SD card after update to Android Oreo?

My situation I have been using the encryption of my Android phone’s external SD Card on a Samsung Galaxy J3 (2017) Duos (SM-J330F) ever since I got it. I have recently updated my OS to Android 8.0 (...
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0answers
155 views

What kind of encryption is required for LineageOS on Xiaomi Redmi Note 5 (whyred) to boot?

Having my Redmi Note 5 stuck at the LineageOS logo, I tried different ROMs like Resurrection Remix OS. They work well. After some reserach, I found a hint to some kind of encryption in the LineageOS ...
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0answers
40 views

My android isn't recognizing the password to “use the encrypted device memory.”

I've been through a number of steps attempting to save my device data. I previously asked this question. Is it possible to save an encrypted data partition so that I can decrypt it later? I couldn't ...
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0answers
52 views

Is it possible to save an encrypted data partition so that I can decrypt it later?

I have a rooted samsung galaxy s4 sph l720 with an encrypted data partition. It's currently a soft brick. I'm confident I could wipe the device and start over from scratch but then I'd lose everything ...
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0answers
38 views

HTC one m8 data corrupted

I noticed many people have this exact same problem but no one ever said if they got through with it. My phone managed to encrypt itself, i went to get my charging port repaired and when the phone was ...
-1
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0answers
93 views

Encryption settings require a password when device restarts for secure startup

I just brought Vivo Y83, While installing google Device Policy it fails with the following error. > Error message : Encryption settings require a password when device restarts for ...
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0answers
35 views

How can I use the fingerprint sensor on my unencrypted phone?

Searching for the cause of decreased screen-on time after updating the firmware on my phone (the standby time is generally excellent), I realised it was not encrypted before, and as I had to change ...
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0answers
1k views

How to fix bootloop or decrypt /data in TWRP?

I am trying to recover the data from a default/factory encrypted Samsung Galaxy S7 Edge stuck in a bootloop (i.e.: restarting endlessly when booting the system). It is using the stock rom. Only the ...
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0answers
193 views

Decrypting Android Nougat adopted storage

I changed my phone from a LineageOS (Android: 7.1.2 - LineageOS: 14.1-20180704-NIGHTLY-FP2) to regular Android and used my SD-Card on the first start-up of the new phone. The new phone (Huawei Mate 10 ...
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0answers
86 views

Can a Whatsapp account be spoofed?

I've had a big privacy concern lately regarding the safety of my Whatsapp account. Ever since my phone was stolen from me and returned by certain malicious individuals, I've had the weirdest feeling ...
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0answers
24 views

How can I find the encryption algorithm used for my sdcard?

I wanted to know if there is a way to know with what encryption algorithm and key has my sdcard been encrypted. I have not factory reset my phone after encrypting my sdcard.
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1answer
133 views

Device encryption fails, gives no error and just restarts

Got a redmi note 5 pro, some time ago and I have been fiddling with it. I tried to encrypt the device when it ran Resurrection Remix OS, for some reason, it appears to be working and then less than 30 ...
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0answers
33 views

Removing Encryption from Android Backup

I made a backup of my android using twrp recovery, at that time I had setup PIN as password in the device. After that, i installed some other custom OS, but later thought of switching to it, ...
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1answer
205 views

Remove boot password from the command line

I just tried to remove the boot password on a Android Oreo device using the following command: $ vdc cryptfs changepw password original_password "" 200 5478 0 Even though the status indicated ...
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0answers
222 views

`Decryption Unsuccessful` when trying to restore user data

After an update I either forgot my log-in pattern, or the update broke it. I tried numerous versions of what I remembered my pattern to be, but I exceeded the maximum number of allowed tries, and the ...
0
votes
1answer
1k views

How to fix “Encryption unsuccessful” and bootloop issue on Andriod 8.1?

My Nexus 6p boot looped and is showing "Encryption unsuccessful" error with a RESET PHONE button. Resetting the phone is not helping and it shows the same "Encryption unsuccessful" error again. ...
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0answers
270 views

Resurrection Remix is stuck at the encryption screen

I have a Motorola Moto G4 Play phone. I flashed Resurrection Remix 6.1 official build (based on Oreo) and TWRP 3.2.1. Then, I installed Magisk and allowed the root for apps (inc. terminal emulator) ...
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0answers
78 views

How APK with fake password protected works

I came across an Android application which runs normally on the device but raised an error when I tried to unzip its APK - it requires me to provide the password in order to decompress the APK file. ...
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0answers
137 views

My HTC phone wont let me put password in to decrypt phone - no keyboard

Keyboard does not come up to put code in. Anyone know what to do?
2
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1answer
248 views

File-based encryption security and backup/restore considerations

I'm evaluating making the move to file-based encryption on my device, but am having trouble finding satisfying answers to the following questions: Apps can place data in either a Credential Encrypted ...
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0answers
51 views

How to enable back decrypt button on Nougat+ on adb?

I tried on Samsung phone but there no choose like that special when you by new phone its encrypted by default, also I tried to root my Android Nougat without wipe /data wish encrypted no luck it show ...
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1answer
703 views

How to encrypt SD card on Nokia 6.1?

Is there any way to encrypt the SD card on Nokia 6.1? I didn't find any option to do it. (The current Android version is Android One 8.1.0) Product page: Nokia 6.1
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0answers
51 views

What are the specific, technical Android One “security protections?”

The Android One marketing material declares "Security protections are built into every layer of your phone experience, so your device stays safe, fast, and performs at its best." It names "Google Play ...
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0answers
46 views

Encrypt phone remotely

I need to mass-encrypt the whole SDCard in some Android smartphones through a tcp/ip connection. While I'm fairly new to Android scripting I was wondering whether it is possibile to execute the ...
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0answers
34 views

Secure device while giving for service

I want to give my mobile device for servicing. The service personnel asked me for the pin code. I have lot of personal data in my device I don't want to leave it open for them. Is there a way I can ...
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0answers
231 views

Mount encrypted emulated avd userdata-qemu.img.qcow2

I'm trying to make a backup of my AVD. To speed things up, I like to make incremental backups. Backing up the *.img.qcow2 file(s) is inefficient. I'd like to be able to mount the filesystem that ...
1
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1answer
632 views

Setting/finding Android 7 encryption password

With some hassle I updated the 2016 firmware on my Lenovo P2 to Android 7 (I think my carrier decided that their own app was more important than security updates). Now that I wanted to put the TWRP ...
0
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1answer
52 views

Is Google Photos synchronisation secure on public wifi

Can someone (owner of public nw or intruder) perform man in the middle attack and steal the photos while they are getting synced over public wifi? Assuming they don't have any control on my cell phone,...
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1answer
552 views

How can I find out if my device uses FBE or FDE?

Assuming that I have full access (root if neccesary) to a device running vanilla Android 8.1, how can I know if it is using Full Disk Encryption or File Based Encryption?
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0answers
185 views

k9-Mail and OpenKeychain Cannot send encrypted e-Mail:

I followed the instructions to integrate openKeychain in k-9 Mail to send or receive encrypeted emails. I activated Account settings "OpenKeyChain" and Created a new Key, selected my New created Key ...
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1answer
304 views

Unable to recover SD card used as internal memory after factory reset

I have Motorolla G3 Android 6.0 phone. I am using 32 gb SD card as internal storage. After removing my 32gb card I did factory reset, now after factory reset my device doesn't recognize my SD card its ...
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0answers
77 views

How do Google and Samsung's “find my device” service can bypass Android's Secured Lock Screen ?

As I know, when the phone is locked that means it has been encrypted. So how do Google and Samsung's "find my device" service can bypass Android's Secured Lock Screen (https://android.gadgethacks.com/...
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0answers
124 views

Is there a way to browse encrypted files when using Android's File Based Encryption (FBE)?

I've learned that my Google Pixel 2 uses File Based Encryption (FBE) to encrypt my files. I was wondering if there is some way to see these files in their encrypted form. Can I mount the encrypted and ...
1
vote
1answer
22 views

MotoG5s encryption switch “on” but doesn't ask for pin on restart

I've had encryption turned on on my MotoG5s since I bought it last year. It used to ask for a pin every time it was turned on and at every restart. Since updating to 7.x.x (currently on 7.1.1) it's ...
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0answers
114 views

TWRP exclude files from backup

I'm trying to make a TWRP backup, but I'm getting an error because of encrypted files. The files are in /data/misc/bluedroid, but I don't really care about bluetooth (though if I can keep it, that ...
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0answers
242 views

MIUI Explorer private files decryption

So I have this Redmi device in which I hid some files using the Explorer app. Then I flashed a custom ROM without unhiding them. Can someone please help me to decrypt these files? There are some ....
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0answers
18 views

Where Android Phone ( HTC E9 Plus , in my case ) Stores encryption keys for SD Card [duplicate]

I have this mobile : HTC E9 plus Dual sim, running Android Lollipop ( 5.0.2 ) . I did a huge mistake, which i was unaware of. I encrypted SD card ( samsung EVO 64 GB ). Then after few months, i ...
3
votes
1answer
141 views

Decrypting manually Android 4.4.2 partitions pulled from phone (SM-G313HN)

Way how I got to this point is that my phone somehow had restarted in my pocket and was asking for password which I entered but upon entering password it restarted so I was basically stuck in bootloop....