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

learn more… | top users | synonyms

8
votes
1answer
278 views

Will using a vpn also encrypt my 3G traffic?

Just wondering, because I've just set my phone up to forward wifi traffic through my DD-WRT router. But I've no way to verify if my 3G traffic is also going through my router. Does anyone know if 3G ...
4
votes
3answers
16k views

SD card will not format within Android therefore cannot mount. Works fine on laptop

I bought a 64GB SD card for my Galaxy S3, and it worked perfectly. Today I turned on device encryption (worked fine) then I turned on SD card encryption. Since then I am stuck with the phone reporting ...
3
votes
1answer
399 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
votes
2answers
2k 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?
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 ...
1
vote
1answer
250 views

What's a secure way to message/talk to someone in CM9?

I'm using CM9 nightly (20120712 i.e. today). I need to talk securely, without the chance of eavesdropping, to someone who also has CM9 nightly (not sure how up-to-date but not more than 1 month old). ...
3
votes
2answers
6k views

Creating and handling an encrypted folder on sd-card for unrooted devices

I'm looking for a way to create an encrypted folder on the sd-card and provide password protected access to its contents. Ideally, this would provide a UI to encrypt new files by moving files to it ...
5
votes
1answer
9k views

LogMeIn Hamachi VPN

How do I connect my Android phone or tablet to a LogMeIn Hamachi VPN? Is it even possible? LogMeIn has command line clients for Linux, and of course Android has built-in VPN settings. Is there some ...
8
votes
4answers
856 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 ...
4
votes
0answers
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 ...
2
votes
0answers
3k views

Why won't my SGS2 allow me to perform device encryption?

I upgraded my Samsung Galaxy SII with the new 4.0 OS. The option to encrypt my device is enabled, but whenever I try to encrypt it asks me to plug the device in to have at 80% battery charge. I tried ...
2
votes
0answers
315 views

“USB Storage” Encryption

Samsung phones, Galaxy Note running ICS 4.0.3 in particular has System Storage, USB Storage, and SD Card. I wanted to know if I encrypt my device by going to Settings - Security - Encrypt Device. ...
1
vote
0answers
637 views

Allow face-unlock in conjunction with storage encryption? [closed]

Does Google have plans to integrate the face recognition feature with storage encryption? As far as I understand, it may not be secure enough because you can use a photo, but still, I want to be ...
20
votes
2answers
3k views

What is the Streaming Decryption setting in Google Drive?

I notice a "Streaming Decryption" option under Encryption Settings. For me, it was not selected by default. The description under this setting is a little unclear: Decrypt documents into a stream ...
7
votes
1answer
268 views

How do I cancel a half completed email configuration?

Phone is trapped trying to encrypt my device against my wishes. On my Nexus S I was recently upgraded to 4.0.4 and decided to try adding my work email to my personal phone. This previously didn't ...
4
votes
2answers
347 views

Droid RAZR MAXX encryption downgrades max camera resolution

After submitting my DROID RAZR MAXX to the whims of my company's OLA for getting access to work mail, calendar, and contacts, it was encrypted, including the storage. Encryption notified me, before ...
1
vote
0answers
146 views

Where are the hidden videos and pictures from Camfiler's VS and/or PS apps?

In Camfiler's PS and VS programs where are my hidden videos and pictures on my SD card for when I back up my card to my computer?
5
votes
3answers
27k views

How do I decrypt files on my SD card that I encrypted using the Settings?

I have files that I used to copy from my SD card to my PC using the USB Mass Storage option under the "USB connection" pop-up. I checked the flag under Settings->Location & Security->Data ...
8
votes
1answer
9k views

Turning on encryption for an Android 4.0 device

I need to encrypt my full file system on Android device. From this link, I understand that Android provides support to enable full file system encryption based on a password but that need to be ...
4
votes
1answer
504 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 ...
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 ...
6
votes
2answers
2k views

OpenVPN with Android 2.3.x - security concerns

I need to use my Android 2.3.x phone to access an OpenVPN server. I have CM 7 with built in support for OpenVPN and tun. My main concern is that I don't know where to put the keys in. If my phone gets ...
2
votes
1answer
1k views

Can I safely downgrade an encrypted Asus Transformer TF101 from 8.6.5.21 to 8.6.5.19?

I want to root my encrypted Asus Transformer TF101 (Firmware 8.6.5.21; Serial B80...) and install a custom ROM. I read that the only way to do this is by downgrading to stock 8.6.5.19 and then using ...
0
votes
5answers
4k 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 ...
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.
5
votes
1answer
2k views

How can I build the TextSecure app from source code?

Unless I’m mistaken, the TextSecure app (which provides encrypted text messaging—both over the wire and on disk) was pulled from the market a while back, leaving no way to install the app is readily ...
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 ...
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? ...
2
votes
3answers
4k views

Does Android support the Exchange ActiveSync policy “Encrypt storage card”?

Without middleware, without Google Apps, does Android support the Exchange ActiveSync policy "encrypt storage card."? According to Wikipedia, Android doesn't support the ActiveSync command to encrypt ...
3
votes
2answers
2k views

Encrypting SMS and calls

Is it possible to encrypt calls and SMS messages between two Android phones (or even from android to iPhone)? This firm delivered a beta on Android Market before: http://www.whispersys.com/
5
votes
2answers
987 views

Encryption of offline mail, calendar, contacts data on Android

I'm very new to Android and I wonder what I can do in terms of encryption. As I read it seems that only Android >= 2.3.3 supports encryption but my new device will be running Android 2.3.1. So I ...
10
votes
2answers
4k views

Truecrypt on Android 2.2?

Has Truecrypt been ported over to Android yet? If yes, where can I get it from as I can't seem to find it in the Market unless it's named something different. If no, is anyone developing it? If no ...
6
votes
2answers
2k views

Does encrypting the Xoom tablet use battery faster?

I recently decided to encrypt my Xoom tablet. The process went smoothly (full power, plugged in the whole time, took about an hour) but since the encryption, it seems like my battery life has ...
4
votes
2answers
916 views

Will encrypting my Droid X2's SD card make me lose the ability to view files on it from my PC?

I recently purchased my first smartphone, a Droid X2. I was listening to the radio and heard security advice about protecting data on smartphones. It specifically said you should install antivirus ...
1
vote
2answers
956 views

Is my Exchange email encrypted on my device?

If I setup an email synchronization with our Exchange server, is the mail I store on my phone encrypted or readible if someone finds/steals my phone? I have enabled the unlock password (although it's ...
3
votes
1answer
2k views

How can I turn OFF encryption on a Honeycomb tablet?

I used the "Encrypt tablet" option on the "Location & security" page of my settings to fully encrypt my up-to-date Asus Transformer. Honeycomb encryption seems a bit flaky so I want to un-encrypt ...
3
votes
1answer
783 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 ...
11
votes
2answers
875 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
2answers
319 views

In general, do Android apps use encrypted connections? If so, is public WiFi safer?

I know that connecting to public WiFi carries risks. I know that much of the risk has to do with sending data over a public connection, allowing it to be intercepted. So, my question is, do most ...
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 ...
3
votes
2answers
849 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
583 views

Is there any known full device/disk encryption software for android 2.2?

I have not found anything in the app store or other stores, Is there any known full device/disk encryption software for android 2.2, that you have test on your device? if so what is the device? FYI:I ...
2
votes
1answer
657 views

Are my contacts encrypted on my Android?

Are my contacts encrypted on my Android and where are they? How can I access them? Any public APIs? (From PC)
3
votes
1answer
2k views

What will I lose if I manually upgrade Galaxy Tab 7" to Honeycomb 3/3.1?

I have a Galaxy Tab 7" WiFi running Android 2.2.1. This particular device will be used for business purposes (I am working on developing some local custom apps for my department), and I would much ...
9
votes
1answer
1k views

Encrypt Tablet in Android 3.1 hangs indefinitely

I've recently gotten an Asus EEE Pad Transformer (my first Android device) and I love it. I've updated it to 3.1 right away. I tried to enable the "Encrypt tablet" option. After following the ...
2
votes
1answer
2k views

Email client not showing signed emails (mail is still on server)

I'm having trouble reading signed emails (in the mail app, not gmail). The email client only shows: "mail is still on server" message, not the email content.
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!
7
votes
3answers
556 views

Call Encryption

Is it possible to encrypt calls on Android OS? How do I do that?
4
votes
1answer
163 views

Is there a way to control app execution environment?

Is there some way of controlling how an installed application communicates over the network and writes data to disk? Let's say I have an application that will handle sensitive data, but it comes from ...
33
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 ...