Encryption is the process of transforming information to make it unreadable to anyone except those possessing special knowledge.

learn more… | top users | synonyms

-1
votes
1answer
20 views

How to disable device encryption?

I am using Samsung Galaxy A7. Today I encrypted my device and secured it with a password lock. Now I need to permanently decrypt the device but I cant. When I go to settings and try encrypt option ...
0
votes
1answer
19 views

Flash CM on encrypted phone running stock Android

My Nexus 4 is currently running an encrypted Android 5.1. Now I want to flash CM12. Can CM access my Data after flashing or do I need to remove the encryption before flashing?
4
votes
1answer
80 views

Bypass Swipe to unlock in Android 5.0.2

I have upgraded my Sony Xperia Z1 from Android 4.4.4 to Android 5.0.2 and now, when the screen is locked, I first have to swipe before I can enter the pattern. When I go to Settings -> Screen Lock, ...
1
vote
0answers
19 views

Redo one-time setup?

Due to a flaw in the way that Android does decryption*, I setup my devices by skipping through all the first boot setup stuff provided by CyanogenMod and Android. I then immediately go into the ...
0
votes
0answers
16 views

adb doesn't find smartphone stuck on Error during encrypting

I have a ZTE unlocked stuck on error during encrypting: It doesn't reboot into recovery mode using the hardware keys combination, it just start up and then reboot into normal mode leading me back ...
0
votes
0answers
12 views

What is encrypted in Android operating system?

When the Android OS encryption is activated, I read that only /data (user data) is encrypted and not all the storage. Is this correct? Can we encrypt all the storage if it's the case? I take the ...
0
votes
1answer
23 views

Decrypting full disk encryption

I have latest nightly of cm12 (Android 5.x, Android M). Can I decrypt full disk encryption (which I know code of)? I have twrp and root, they should add support for that
1
vote
0answers
66 views

Is it possible to recover data from SD card encrypted on Android 5.0 if you know your password but your phone isn't functional?

Let's say I have encrypted both internal storage and microSD card with my phone running Android 5.0. Will it be possible to decrypt SD card with my PC or another phone if I know my password but my ...
0
votes
0answers
49 views

CM12 Samsung Galaxy Note 3: Unable to encrypt

I am using the latest nightly of Cyanogenmod 12 (not 12.1) on my Note 3. I wanted to encrypt my phone but whenever I start the encryption process the phone shows a wireframed android and restarts. ...
1
vote
1answer
44 views

Time needed for full device encryption on Android L with 128GB microSD Card

So last night I decided to enable full device encryption on my Android L device (Sony Z3 compact running CM12). Right as I started I realized I had forgotten to unmount and eject the microSD card. I ...
1
vote
1answer
52 views

Does “trusted device” unlocking work with an encrypted device?

Since Android 5.0, encrypting a device doesn't require configuring a complex alphanumeric screen lock password anymore. Does this also work combined with with unlocking the device using a "trusted ...
0
votes
0answers
16 views

Can I generate the GPG key inside R2Mail2?

I just installed R2Mail2 and it seems to work fine so far, but I didn't understand the key generation procedure at the beginning. What is this key for? Is this already a new GPG key-pair I can use? ...
1
vote
1answer
99 views

How to encrypt an external SD card natively?

There are several questions regarding the possibility to encrypt an external SD card on Android. None of them are satisfactory. They either point to a third party solution (e.g. BoxCryptor, ...
0
votes
1answer
65 views

After Full Disk Encryption, are all subsequent new files automatically encrypted?

I am not talking about the new Lollipop which encrypts everything by default. The older versions, such as Androd 4.2.1/4.2.2 etc. Suppose you went to settings -> security -> encryption, and chose full ...
1
vote
0answers
62 views

How to encrypt data on Android on per-file basis before backup to a cloud storage

I would like to automate file encryption on my Android device before sending them to a cloud storage. I don't want to have a container encryption (like Truecrypt or VeraCrypt) since it will require ...
1
vote
1answer
71 views

alternative to android build in encryption?

I have got a Samsung S3 that forces me to use a 6-charakter password for the phone/SD card encryption. I would like to use a PIN (4-digits) as it was possible in earlier Samsung phones. I am aware of ...
0
votes
0answers
186 views

Android 5.1 encryption password gone after changing back to pattern

I've encrypted my phone (Android 5.1) after setting up a password, and it worked fine. Because I don't want to use a password for the normal screen unlock, I've changed it back to pattern. But now ...
1
vote
0answers
109 views

Force/Enable Pin screen lock

Is there a way to enable/set a pin code for screen lock, independently of the settings? In my case everything is greyed out (except "Password") because I use device encryption.
1
vote
1answer
173 views

Using PIN instead of a password for encryption on Galaxy S3

I have a Galaxy S3 with OS 4.4.4 and am required to encrypt it for my job. I greatly prefer to use the PIN lock screen instead of the password due to the annoyance of having to type in the password ...
0
votes
1answer
2k views

Is it possible to decrypt msgstore.db.crypt8 file

I am having a file msgstore.db.crypt8 that is actually backup file of whatsApp. I don't have a rooted phone so is it still possible to read this file ?? If yes then how can i do that ? I tried to ...
0
votes
1answer
110 views

How can I decrypt my photographs on the SD card?

My Samsung Galaxy S3 crashed suddenly and I had to take my SD card out to fix it. After I got it back and put my SD card into it, I realized that the data which was encrypted on my SD card (photos ...
0
votes
0answers
109 views

How to encrypt external sd card under KitKat?

I am going tp buy a device with external SD card and I am wondering if any custom roms support ecnrypting external sd cards. I will root and use a custom rom. Basically I want to be able to encrypt ...
0
votes
1answer
423 views

Mount EncFS on Android KitKat 4.4

On older (rooted) Android versions, Cryptonite was a great solution to mount EncFS encrypted folders, but on my new Android KitKat phone with an emulated storage, that fails. I can successfully mount ...
0
votes
0answers
22 views

Asus EEE Hanging wile Encrypting…waited 5d so far

I am trying to encrypt my Asus EEE pad, which has a separate keyboard attached but have got stuck and would appreciate some help. I have a PIN password for the pad. I went through the settings to ...
0
votes
1answer
88 views

Does android encryption encrypt free space?

The situation is that I used wipe without encrypting first so that people can still recover data. If I now encrypt and then wipe, will the free space also get encrypted so that no one can recover ...
1
vote
0answers
30 views

Where's my mounted stuff?

I have a luks encrypted file in stock Android 4.4.4 that I want to mount to work with. It is located in the internal sd partition (/sdcard). I am able to mount it as root via su without problems. ...
0
votes
1answer
373 views

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 ...
0
votes
1answer
664 views

How do i Update my encrypted phone (CyanogenMod 12)?

I want to encrypt my phone (Xperia M). It has CyanogenMod 12 with cyanogenmod recovery. Wanted to know if I could update it the normal way, flashing through recovery, or some other way.
0
votes
0answers
65 views

Calling between Linphone and RedPhone

I have successfully called RedPhone from Signal (iPhone). Can I do the same with Linphone? As I understand both Linphone and RedPhone use ZRTP, but I have not found a way to call between the two ...
2
votes
1answer
99 views

Will sdcard0 be encrypted on HTC One XL?

If I want to connect to our company Exchange server I am forced to encrypt my android (cm11). Q1) My question is whether ever /sdcard0 will be encrypted too. Note that HTC One XL got only ...
0
votes
0answers
283 views

Upgraded to Lollipop, tried to encrypt my phone, now it's not working

I downloaded the update to Lollipop today for my 2nd gen Moto G. A few hours later, I went into the security settings to encrypt the phone. I put my password in, it rebooted and showed a screen with ...
0
votes
1answer
1k views

Fast way to update custom ROM on encrypted phone?

If I add corporate (exchange) account to my phone I am forced to use PIN and now it even forces me to encrypt the phone. I have not done it yet but I need to. I udate my ROM - cyanogenmod - quite ...
1
vote
0answers
157 views

Is it possible to set an encryption password different than lock screen pin?

I set up phone encryption using a numeric password. android 4.4.4 on One plus one (Cyanogenmod 11S). now on the lock screen I'm asked for the same numeric password (but instead of a text input field, ...
0
votes
1answer
69 views

Is there a way for a user to tell if their Android device is encrypted or not?

There is a semi-relevant thread on SO https://stackoverflow.com/questions/12640708/check-if-android-filesystem-is-encrypted that explains how a developer would determine if full-disk encryption is ...
1
vote
0answers
70 views

Mounting an encrypted filesystem from the terminal

I have a USB-OTG device with an encrypted LUKS filesystem. Typically, on Linux you just run cryptsetup luksOpen ... to open up the device. On Android 4.4.4 (CyanogenMod 11M9), how can I unlock an ...
2
votes
0answers
728 views

Decrypting wpa_supplicant.conf on Samsung Galaxy mobiles

When I do cat on wpa_supplicant.conf file on Samsung mobiles, I see that the passwords are encrypted. But when I open the same file on LG mobiles, I can see the passwords in plain text. This is what ...
0
votes
0answers
36 views

Removing Encryption from Device [duplicate]

I have a T-Mobile branded Samsung Galaxy S4. I have rooted it and currently running danvdh's Pure Nexus 4.4.4 ROM. I have my device encrypted and on ART runtime. I found the new 5.0 ROM and ...
4
votes
0answers
128 views

How does Samsung implement SD card encryption?

My android device just stopped working. I still have my SD card, but all data in it is encrypted. Encryption has been performed at file level, so I have the directory structure and filenames in plain ...
2
votes
2answers
2k views

How to make full backup of encrypted Lollipop Nexus 5 device?

This guide describes how to make full backup of whole memory block. My N5 is encrypted with Android 5.0. As far as I understand new mechanism, it envolves dependency on some external data taken from ...
0
votes
1answer
102 views

Can I undo the encryption on my Samsung Ace Style?

I want to keep my info private, but I don't want to mess up accessibility or have trouble answering my phone when I'm driving. Can I undo the phone encryption after I have applied it?
1
vote
3answers
358 views

Does Vaulty app use AES encryption?

In the knowledge base of the Vaulty app to answer this question: Is Vaulty safe? they say that they modify the files and the files are safe. I wonder if Vaulty is really safe and specifically whether ...
0
votes
0answers
108 views

my RCA tablet does not have an encrption option

I have an RCA Pro 10 tablet with Android 4.4.2. Under the security setting there is no option for encryption. My other tablet (which is not an RCA) has the encryption option. My question is, Did ...
0
votes
0answers
51 views

Did my tablet ever start the encryption process?

Before I went to bed yesterday I switched on encryption on my Kindle Fire HD (Cyanogen KitKat ROM), and ended up seeing this screen: Looking around, apparently it's supposed to also have the text ...
4
votes
1answer
10k views

Merging a Crypt7 and a Crypt8 whatsapp backup

I have been searching a lot in the past couple of weeks on how to merge two whatsapp backup. Last month I got a new phone, installed whatsapp along with my old backup. During installation, whatsapp ...
2
votes
0answers
85 views

Is 4.0+ Disk Encryption compatible with Custom Recovery/KitKat ROMs?

There is a prior question that answers this for Android 3.0 but some stuff I have read elsewhere has said that installing TWRP will not work with encryption in more recent versions of Android, so I ...
0
votes
0answers
163 views

How to manually intall an OTA zip on an encrypted HTC One GPE?

I have a HTC One that was converted to a Google Phone Edition. It's full stock, no root and original recovery, and received the 4.3 and 4.4 OTA updates without a problem. I encrypted my phone, and ...
2
votes
1answer
9k views

How to downgrade from Android 5 to 4.4.4 on an encrypted phone?

After certain troubles with Android 5 (see How to fix file permissions on Android 5 so that a certain app can access certain files?) I decided to go back to 4.4.4 on my Nexus 4 for the time being. ...
1
vote
0answers
114 views

Boot to lock screen with encryption

After upgrading to Android 5 on my Nexus 10, I've now gone the extra step and enabled encryption. One thing that bothers me though: It doesn't boot to lock screen any more. I get asked my lock ...
0
votes
0answers
47 views

Installing Certificates on an Android device

From my understanding, to connect to a certificate-based VPN, one must download say a p12 file onto the Android device, then use "Install from Storage" in order to install the certificate and use it ...
1
vote
0answers
43 views

How to stop beeping noise from the unencrypt device screen

I have encrypted my phone, and set it so that it reboots each night - this works fine, however after it reboots, it asks for my password to unencrypted the device - still fine, however after a bit, it ...