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

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19
votes
2answers
4k views

What Android sync'd data is encrypted?

With the release of the firesheep plug-in for firefox it has become trivial for website browsing on open Wi-Fi networks to be hijacked by 3rd party listeners. Android offers the convenient auto-sync ...
16
votes
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 ...
3
votes
2answers
19k 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 ...
20
votes
3answers
16k views

Will a Custom Recovery work with an encrypted device?

I wanted to know whether using Android's built-in encryption (introduced in 3.0) would affect my ability to use a custom recovery (Clockwork Mod in my case). More specifically if I will still be able ...
11
votes
2answers
6k views

If I set up a VPN, does *everything* go over it?

If I set up a VPN connection for Android, what gets routed over the VPN? Just web browsing? All internet connections from all apps? In Cyanogenmod, in the Add OpenVPN config, "Advanced" settings, ...
2
votes
1answer
2k views

How can I encrypt my external SD card on Android?

I want to encrypt or password protect on my external sdcdard. Thus whenever I remove my ex SD card it will not allow to show any of its data without password, even if it is inserted in Computer. Is ...
21
votes
4answers
2k views

Automatically connect to Wi-Fi nodes, but route everything through encryption

Related to my question about VPNs, is there any way to get my phone to automatically connect to unencrypted access points, but route all my traffic through my home network? This would be kind of like ...
22
votes
2answers
5k views

Undo Android 4.0 (aka Ice Cream Sandwich) Full Disk Encryption

Just upgraded my Nexus S to Android 4 aka Ice Cream Sandwich. Was looking through all the new features, and decided to enable encryption, which worked (and is working) just fine. Now I'm wondering if ...
7
votes
5answers
2k 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. ...
4
votes
1answer
500 views

Motorola DroidX eCryptfs related Sources?

I see over in this question that the Motorola DroidX uses eCryptfs to do its data encryption. I'm trying to find the source code of the mount.ecryptfs that version of Android uses (as I am one of the ...
3
votes
1answer
781 views

DroidX data encryption - which algorithm and how strong?

I have a follow-up to the question posted here. I recently got a 2.3 DroidX phone, and noticed that it as well has data encryption option. I pulled an SD card from device, and noticed that folder ...
0
votes
5answers
3k views

Locking SDHC Memory card on Samsung Galaxy 2

I have stored an important document on the SDHC card on my Samsung Galaxy 2 phone (so that I can edit it on the go). I don't want others to access this file or document without my permission. I know ...
31
votes
3answers
2k views

Encrypt the phone's internal storage

Is there a way to encrypt my phone's internal memory, in the same way you would encrypt a computer's partition? Ideally, the phone would always ask for the password when booting, and even if someone ...
8
votes
4answers
837 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 ...
18
votes
4answers
1k views

Ice Cream Sandwich (ICS) - Encryption, select different PIN than Screen Lock

I was wondering if one can select different passwords for device encryption in ICS? Having the same password for encryption and unlocking the screen isn't quite that secure... Thanks for hints.
9
votes
2answers
8k views

Does Android's Full Filesystem Encryption also Encrypt the SDcard?

In Android's filesystem encryption do they also encrypt the SDcard? If so Is encrypting the SDcard optional or is it encrypted by default when you choose to encrypt your device? Here's some info ...
8
votes
1answer
1k views

Full encryption with Android?

I have an LG GT540 Optimus with Android. How can I encrypt all my filesystems to ensure that if it gets stolen, no one will get my passwords, contacts, etc.. :\ ? Thank you!
15
votes
6answers
3k views

Is it reasonably safe to use PIN code for encryption?

On the Android 4.0 (Samsung Galaxy Nexus) there is a posibilty to encrypt the phone. I found this about the encryption on Android 3.0, is the same algorithms used in Android 4? ...
11
votes
2answers
874 views

Which disk encryption standard is used in Honeycomb?

Does anyone posses an official or un-official information on which encryption standard is used in Honeycomb "encrypt tablet" option? Is there an information on any hacks or backdoors, placed for law ...
5
votes
1answer
3k views

How can I decrypt an encrypted SD card (HTC Evo 4G) on a different device?

I encrypted both my phone and SD card upon purchasing my HTC Evo 4g LTE. Recently the phone died (would get to the login screen and then reboot). After a factory reset the SD card shows up as ...
1
vote
0answers
608 views

“Encryption Failed” on my Samsung Note 2 & it asks me to reset device. Is there a way to back up my data

I have Samsung Galaxy Note 2 from AT&T. At the reboot it displays "Encryption failed", and would ask me to reset device. I cannot access my phone. I have very important data on this phone. I want ...
3
votes
2answers
840 views

Are there any known rom(s) with full device encryption incorporated? [duplicate]

Possible Duplicate: Where can I find stock or custom ROMs for my Android device? Are there any recommendable known rom(s) with full device/disk encryption incorporated? Device specs: ...
2
votes
1answer
4k 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 ...
2
votes
3answers
3k views

Decrypt folder, that was encrypted using EncFS, on Android

So this is my setup: I use Ubuntu (11.04, but this shouldn't matter) to encrypt my secret folder. I sync this folder using Ubuntu One (Dropbox would be possible too). Now I want to have it on my ...
0
votes
0answers
89 views

Emergency call only after encryption

I encrypted my Galaxy Tab 3, since I did it I haven't been able to access the phone. It shows emergency call icon on the screen but nothing else fuctions. I can receive calls but can't make calls. I ...
0
votes
0answers
1k views

Samsung Galaxy encryption failed

I updated my GT-19100 Phone to 4.1.2 Jelly Bean from the previous version. For this venture it was necessary to decrypt my phone first. After the update I started again an encryption. The process ...
0
votes
1answer
806 views

Use Tasker to swipe lock the screen for 10 mins then require password thereafter

i'm looking for a way where i can use the power button to turn off the screen and activate the swipe lock. If the phone is left untouched/unswiped for 10 mins the password lock should come on. There ...