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

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Encrypting Nexus 7 vs. screen lock

I read in this article that a non-encrypted tablet with only screen-lock on can have data read through USB. Is this really true for example for a Nexus 7 tablet? I mean - if I lock the screen you ...
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0answers
8 views

Encrypted logical channel in HostCardEmulation [on hold]

HCE implementations only support a single logical channel and it is by default not encrypted. Does anyone know, is it possible to establish a encrypted logical channel in HCE or any other way to make ...
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0answers
8 views

How to decrypt your device? [duplicate]

I encrypted my device thinking it'd be an added security thing. But after encrypting I realize, I cannot use slide to unlock ! There's no option given in the settings that says decrypt the device. ...
1
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1answer
36 views

Change Input Method without unlocking the phone?

Recently, I've installed a WiFi Keyboard application to my Android phone. This way, since both the phone and my computer were connected to the same WiFi network, I could access the phone's keyboard ...
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0answers
27 views

Decrypt Samsung S2 files?

My Samsung S2 just went dead with the encrypted SD Card in it and I found out that KIES didn't backup that memory. The phone was repaired but now I cant read the files on the SD. Anyone out there who ...
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1answer
1k 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
61 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 ...
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4answers
1k views

Use custom lock screen on encrypted Jelly Bean device

I recently enabled encryption on my Nexus S running Android 4.1.1. I'm aware of all the benefits and drawbacks, and device encryption is definitely something I want. It's currently working fine. ...
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0answers
11 views

trouble shooting with the encryption lock

Ok so I was messing around with my phone and thought the encryption thing would be cool but now I cant change the lock to a pattern or a face unlock which I am really ticked off about. I want to get ...
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0answers
16 views

Encryption code apparently not same as lock screen code

So after I encrypted my Moto X with a numeric passcode, it seemed to boot and unlock fine. But I changed my lock screen code to an alphabetic one. Now my phone will decrypt to my alphabetic code and ...
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4answers
726 views

How can I access data (such as WiFi keys) in an encrypted Titanium backup?

How can I decrypt an encrypted "Titanium Backup" backup using standard (linux) tools? Example: Wi-Fi serves as a practical example, many other uses may apply to the solution I'm looking for. If I ...
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0answers
439 views

Decrypting TitaniumBackup files [duplicate]

I have TitaniumBackup encrypting backup copies of app settings before uploading to Google Drive. In order to verify/restore applications I need to type my password. I need to extract a backup outside ...
2
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1answer
169 views

Why isn't there any encryption application on GSM calling?

I just wondering the reason why there is no encryption tool for GSM calling in android. Is it legal or technical problem? Thank you
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1answer
1k views

Cyanogenmod: Encryption unsuccessful

I encrypted my phone. That worked fine. Then I installed another version of Cyanogenmod. This cannot decrypt the data (which is OK: There is no important data on the phone). It tells me to perform a ...
0
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2answers
673 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 ...
4
votes
1answer
231 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 ...
2
votes
0answers
121 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 ...
0
votes
2answers
77 views

How to encrypt android device without screen lock? [duplicate]

I want to encrypt my phone to protect sensitive information. But I do not want to enter a password every time I pick up my phone. That seriously hampers the usability. Particularly because the ...
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0answers
40 views

Recovering data from broken android phone which is sent for replacement

Sent broken android phone to Sony customer care for replacement. I had the device encrypted with a 4 digit numeric pin. I erased it. I found when searching on Google that data can be recovered easily ...
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6answers
4k views

How do I secure/encrypt SD card data transparent to apps?

Are there any off-the-shelf options for securing the contents of an SD card so that files written by apps writing to SD are encrypted? If so, what is the best option? I'm looking for something for ...
0
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0answers
46 views

android mobile 4-2 “Encryption unsuccessful”

I have a Prestigio Mobile Phone running Android 4-2. The phone crashed earlier and I attempted a Re-Boot but now the device wont boot and all I get is a screen saying "Encryption unsuccessful ...
0
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1answer
60 views

How to remove a decrypted Androis 4.1 phone?

I tried out encrypting the phone, but now I want to decrypt it, so I can use again pattern to unlock. How can I do this without resetting the phone?
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2answers
151 views

Sony Z1 Compact: will encrypting my phone disable the camera button?

I just bought a Sony Z1 Compact with Android 4.4. It has a special camera button on the side. When the phone is off, you can press this button for a longer time, and the camera apps opens directly, ...
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1answer
430 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
118 views

Extract data from encrypted Samsung Galaxy Note 8 Android device

I have the US Samsung Galaxy Note 8 GT-N5110 and last night I downloaded and installed the latest kitkat firmware. After I unlock the phone (I have full encryption on), it just goes to a black screen. ...
0
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2answers
105 views

Will encryption encrypt my “internal sdcard” (personal data)?

First, a note. This question stems from the big confusion that are terms like internal storage, internal sdcard -- at least to me -- and the fact that factory reset, which claims to "erase all data ...
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1answer
58 views

Upgrade with encrypted storage

I would like to upgrade my cyanogenmod to the latest M build. but my storage is encrypted, so i guess this will lead to some problems. First of all i cant even seem to make a backup with CWM.
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0answers
234 views

NANDroid backup/restore of CM11 encrypted device after wipe

is it possible to restore a NANDroid backup of a encrypted device running CyanogeMod 11 (KitKat 4.4.2) after performing "Format Data" in TWRP recovery (this function wipes the encrypted partitions)? ...
0
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1answer
34 views

Encrypted Android phone - sharing files

I am using Sony Xperia M with Android version 4.3 (Jelly bean) with official update. Android allows me to encrypt my files. You can get this menu: Settings --> Security --> Encrypt phone. Now I want ...
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votes
1answer
2k views

connecting to a wireless network that uses WPA2 enterprise encryption

I'm trying to connect to a wireless internet I've got the user id and password for. The network uses WPA2 enterprise encryption and Cisco:Leap authentication. How can I connect? On my laptop I do ...
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0answers
76 views

Recover data from encrypted SD card

I have an HTC Butterfly phone and what I did was I ordered a new SD card with much larger memory. I had my previous card encrypted already and took that out and inserted my new card in. The phone ...
0
votes
3answers
2k views

Decrypt Samsung S3 Phone

I have recently encrypted my S3 to allow me to get work emails, but I have now decided against this as it has caused the phone to run like a dog. When I attempt to decrypt the device it says I need to ...
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0answers
26 views

Use cryptsetup to encrypt /data

Is there a command line in linux which uses cryptsetup luksFormat, to produce exactly the same encryption as the one used in Android? I am looking to encrypt /data partition offline and transfer it to ...
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0answers
2k views

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 ...
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2answers
495 views

How to fix a black screen (bricked) after rooting an encrypted device

Phone: Samsung Galaxy S3 (GT-I9300) Per work policy to add an exchange account I had to encrypt my phone. After doing so, I needed to root it to create a swap partition as it was constantly running ...
3
votes
1answer
352 views

Android disk encryption - using as a removable device

I'm about to upgrade my Desire HD to ICS so that I can use the full disk encryption functionality. Does anyone know if its possible to still use the device as a removable disk when plugged in via a ...
7
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2answers
1k views

If I encrypt my phone will I still be able to load custom ROMs?

Are there any issues with enabling full encryption and loading custom ROMs or will it be seamless?
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3answers
220 views

Password protected video

I want to protect my instructional video with a password. There is a use case. When a user wants to play an encrypted file (update: file located on user's android device), the encrypted file will ...
2
votes
2answers
11k views

Ways to remove android device encryption

Since I still encounter issues with modified boot images and recovery images I want to remove the device encryption from my Nexus 4 (running 4.3). I known that there is no "official" way to to this ...
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votes
5answers
1k 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 ...
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4answers
4k 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, ...
1
vote
1answer
378 views

How to do reset/wipe on galaxy nexus with encrypted data

My galaxy nexus, rooted, open bootloader, was running cyanogen mod 10.2 with encrypted data. I tried to wipe and sideload 11 maguro onto it, and install hung on fixing fs_size in crypto footer. On ...
0
votes
1answer
312 views

Which android devices have optimized encryption hardware?

I've been using a Nexus 5 for a while and using FS encryption. Apple's iOS Security document states that: Every iOS device has a dedicated AES 256 crypto engine built into the DMA path between ...
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0answers
97 views

Howto encrypt my external SD card [duplicate]

Today I encrypted my android phone. Now I want to encrypt the external SD card as well. When I open System settings > Security, I don't see an option to encrypt the external sd card. I'm on Android ...
0
votes
1answer
81 views

How do I mount an existing Truecrypt container on an AOSP rom like Cyanogenmod?

I have an existing Truecrypt container (AES encryption), how do I mount it on my AOSP rom? I have already downloaded Cryptonite (which contains Truecrypt in command-line form) but I'm not sure what ...
3
votes
0answers
181 views

Can you change the runtime on an encrypted phone (KitKat)?

Nexus 5 owner here. Basically, I encrypted my phone a while back while on Dalvik Runtime and recently wanted to give ART a try again (to check app compatibility). The problem is that when I set ...
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0answers
28 views

Unencrypt my droid bionic

Does anyone know how to unencrypt files on a Verizon Droid Bionic? I have encrypted files on my phone and would like to see what they are.
1
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0answers
107 views

Access encrypted internal storage without touch

Is there a way to access the encrypted internal storage without using the display? I damaged the display of my nexus 4 (Android 4.4, cm-11-20140104-SNAPSHOT-M2-mako) and need to access the encrypted ...
0
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0answers
2k 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 ...
2
votes
1answer
2k views

CyanogenMod delete WhisperPush account

This question is about the new WhisperPush-feature in CyanogenMod-ROMs: http://www.cyanogenmod.org/blog/whisperpush-secure-messaging-integration Prerequisite: Me and a friend of mine have both ...