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

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2answers
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How to disable lock pattern/pin on lock screen with new Android 4.3 update?

I just did an update on my Galaxy S3 and now it is required that I have a lock on my lock screen. Before the update, I had the simple "Swipe to Unlock." Now, when I go into Settings>Lock ...
2
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0answers
502 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 ...
2
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1answer
2k views

Android 4.1.2 Full Device Encryption

I have a FDE enabled on my Android. However on JellyBean when device restarts I never get a boot password prompt,just regular unlock screen. I remember on 4.0 ICS, after reboot Android would ask me ...
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3answers
6k views

Remove password from Galaxy Tab4

My wife set password to her tablet and asks me to remove it. I opened settings -> security -> device encryption entering password but option none (i.e. no password) is disabled (with message ...
0
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1answer
31 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 ...
3
votes
3answers
5k views

Using PIN instead of a password for encryption on Galaxy S5

I have a brand new Galaxy S5 with Kitkat (4.4.2) and am required to encrypt it for work. I greatly prefer to use the PIN lock screen instead of the password due to the annoyance of having to type in ...
2
votes
2answers
1k 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
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1answer
343 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.
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0answers
34 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
51 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 ...
1
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2answers
2k views

How to change encryption password - Android 5.0

My encryption password is too simple and was wondering how I could change it without having to reset the whole phone? I know there is an app for Android 4, but what would be the procedure on an ...
0
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0answers
110 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 ...
0
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2answers
1k views

Rooted, Encrypted Galaxy Note 8" stuck in bootloop!

I am a noob. In a nutshell, I poked at things I shouldn't have after rooting/encrypting my galaxy note 8" tablet (GT-N5110) and now it continuously loops through the boot up screen. It gives me just ...
11
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2answers
2k views

How to do backups and updates properly with full device encryption?

I think about the following use cases: 'Perfectly' reverse encryption without losing settings Update ROMs. Even if /system, /data, /sdcard (internal) are encrypted Low level Backups with CWM. When ...
0
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2answers
138 views

K-9 Mail not working with Openkeychain

K-9 does not seem to find the installed Openkeychain app. OKC works fine and so does K-9 except for this problem. Both programs have been installed from F-Droid and are the the latest version. I am ...
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0answers
80 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.
0
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1answer
48 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
1answer
98 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 ...
2
votes
1answer
6k views

Cannot Factory Reset after Encrypting

I encrypted my phone but now want it not encrypted so have to factory reset. However, if I try to do this from the CWM Recovery it says -- Wiping data... Formatting /data... Error mounting /data! ...
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0answers
1k 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
5answers
5k views

How to enter password for decrypt without system keyboard on android

I was trying to release some internal memory on my CUBOT GT-99, so I started disabling some system apps using one rooted app. One of apps I was disabled is system keyboard because I don’t use it ...
4
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7answers
4k views

Device encryption fails, but no error

I am trying to encrypt my android device (Samsung S3, Modified 4.1.2). I have set a password and made sure my device is plugged in and charged over 80%. When I select the encryption option, the ...
0
votes
1answer
67 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 ...
3
votes
1answer
6k views

How can I read the chat logs from WhatsApp messenger on my Windows machine?

How can I copy over the whatsApp chat messages to a text editor? Are there any specific files I need to copy? I don't care for the media files, I just need the transcript of chat. I am using the ...
0
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0answers
82 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 ...
1
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0answers
327 views

Device encryption and broken screen

Assuming you have a device that is encrypted by the factory encryption option in the security settings of the device, and having said device suffer a fall and end up with a broken screen, what are the ...
0
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1answer
172 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 succesfully mount the ...
3
votes
1answer
8k 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 ...
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0answers
22 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
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0answers
18 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
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1answer
48 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 ...
0
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1answer
128 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 ...
2
votes
1answer
80 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
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0answers
47 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 ...
0
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0answers
243 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
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1answer
521 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
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0answers
126 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
183 views

How to get the “encrypt external sd card” option to show (on a LG Optimus F6)?

The "encrypt external sd card" option doesn't show up under Settings->Security on my LG Optimus F6, or my Huawei Y301-A2. A microSD card, FAT32 formatted and empty, is inserted and recognized ...
0
votes
1answer
63 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
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0answers
55 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 ...
1
vote
1answer
453 views

Android Encryption porting

I'm currently trying to enable the full disk encryption in Android on my custom board. Some informations: The /data Partition is the 4th Partition on my SD Card. after the /data Partition there is ...
0
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0answers
5k views

Type password to decrypt storage

I'm receiving this message when I boot my Galaxy S4 and I cannot use it: Type password to decrypt storage I haven't encrypted anything and I don't know why I'm receiving this message. Is there any ...
0
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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
84 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 ...
5
votes
1answer
546 views

SIM Card not detected after encrypting device

I have a Samsung Galaxy Pocket Neo (Model GT-S5310B) running Android 4.1.2 The device is not rooted and the update notifier tells me I have the latest available version installed. Today I tried ...
1
vote
1answer
799 views

Longer disk-encryption passwords on Samsung Galaxy S5?

I'm trying to encrypt my Samsung Galaxy S5 (AT&T) and it only allows me to use a 16-character passphrase for my encryption key. Is there a way to bypass this or change the encryption key to ...
0
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0answers
93 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 ...
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3answers
178 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 ...
7
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3answers
1k views

Do I have to backup Titanium Backup's keys?

I just bought Titanium Backup and set up a scheduled encrypted backup of user+system apps and data, followed by Dropbox sync. Assuming I remember the passphrase, is all the data required for ...
1
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6answers
10k views

Does encrypting an Android device add any real security benefit over a key-lock?

Would encrypting my Android device make my data any safer in case of theft? It seems to me that since the encryption key necessarily is identical to the PIN code or password used for the key-lock, ...