For more generic questions relating security issues. For specific issues having their own tags, please use those -- e.g. 'malware', 'antivirus', 'privacy', 'lost-phone'. Please see the full tag wiki for more. For more in-depth Android security issues, you might rather want to visit our sister-site ...

learn more… | top users | synonyms

0
votes
1answer
29 views

Checking virus/security status of specific app?

So I let my 8 year old cousins play a game on my tablet for a bit and next thing i knew they had downloaded and installed three new games, some of which acted suspiciously, displaying notifications ...
0
votes
0answers
760 views

Accessing phone data when locked out

I am using a BLU Quattro HD 5.7 phone, running ICS, and I have locked myself out due to my own stupidity. It doesn't have a wifi connection or a data connection at the moment because I do not have a ...
7
votes
1answer
149 views

Does the Secure Random bug affect apps besides Bitcoin?

The Bitcoin Project recently announced a bug in the SecureRandom implementation on Android, which caused Bitcoin wallet apps to generate weak private keys that leave bitcoins vulnerable to theft. The ...
8
votes
4answers
3k views

Remotely brick a stolen phone

If my phone is lost or stolen, can I remotely and permanently brick my phone. This way, not only is my data secure, but the resale value of the phone plummets to zero. Tangential question: can apps ...
1
vote
0answers
276 views

No encryption option on Huawei g510 and Android 4.1.1

I recently bought a Huawei g510 with Android 4.1.1 and I was going to encrypt it, but I just can't find the encryption option in the settings panel or any other place. I looked around on the net but ...
3
votes
3answers
2k views

How do I disable GMail?

Yes, this has been asked before, but neither really addresses my concern, and I don't have reputation enough to add comments to existing questions. I've bought the cheapest Android 4 tablet with ...
14
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? ...
0
votes
1answer
256 views

does it really work? rekey.app claims to protect agains Master Key vulnerabilities

The android app rekey claims that it can protect android device against "Master Key" vulnerabilities on their website they have a test/proofOfConcept To verify that your device has been patched, you ...
5
votes
1answer
1k views

How secure is a sim lock?

I have sim lock enabled on my sim, so basically, if I put my sim in another phone or if I restart my phone, I need to enter the sim lock pin. How easy is it to crack the sim lock if a theif got hold ...
9
votes
3answers
459 views

Prevent entering PIN code before lockscreen

I have a Samsung Galaxy Mini. I'd like to know if it is possible to prevent the user from entering the PIN code before unlocking the normal pattern, since it recently happened to me that someone got ...
0
votes
1answer
76 views

How can I determine what URL an app is accessing?

I have an app that downloads mp3 files. The app does not tell you where it is getting these files from. Is there an Android tool/app I can use to figure out what URL an app is accessing from my ...
3
votes
3answers
1k views

Why do some Android apps need access to my SD card and fine location?

I understand why apps like Maps need to know my specific location, but is it safe to allow any application to access these things? Are there any clues as to which apps are safe and which aren't? ...
1
vote
1answer
3k views

Do not auto-mount Samsung Galaxy S4 Mini when USB is connected

I had an HTC desire phone, before upgrading to a Galaxy S4 Mini. I have run into an annoying problem. On my phone (not on the SD Card), I have private data, including an RSA key, which I use to SSH ...
0
votes
0answers
81 views

I think that I may have been a victim of a malicious mms

I have a Sidekick 4g running Android 2.2.1. I just received a multimedia message from an acquaintance who I happened to have in my contact list. I clicked on the notification which sent me to ...
4
votes
3answers
1k views

Why each android application runs on a different Dalvik VM process?

I have read that each android applications runs on a different Dalvik VM process (all forked from zygote). I also read that these VMs are really lightweight and use copy on write buffers and all ...
6
votes
2answers
13k views

What Trusted Root CAs are included in Android by default?

There doesn't seem to be a central Android resource that lists the Trusted Root CAs included in the OS or default browser (related question on SO), so how can I find out which are included on my phone ...
0
votes
2answers
5k views

Is it important to have an anti-virus application running on your phone or does the carrier protect it? [duplicate]

I use my phone like I do the computer. Shopping online with a credit card etc. Surfing unknown sites... Does my phone require an anti-virus application to protect the internal drive of my phone? Can ...
1
vote
2answers
75 views

My device is trying to open mSecure app whenever I launch an internet browser

Whenever I launch an internet browser on my droid phone it attempts to launch another app (in my case mSecure). This happens with dolphin and my stock browser so I don't think it's an mSecure ...
2
votes
0answers
160 views

How can I know that my Galaxy's camera and microphone is not being accessed without my knowledge?

A few months back I installed a few apps straight from the internet. One was an ability to run Ruby scripts on my phone, the other was Grooveshark. Both times, an Jellybean 4.2 flagged up a warning ...
2
votes
1answer
2k views

How can I erase whole phone securely? [duplicate]

How can I erase my phone completely and securely before selling it for someone else? I have read that secure deletion procedures used on regular hard disks are ineffective on flash drives connected ...
0
votes
0answers
107 views

Any pattern lock in Android ICS which would lock the phone and not allow retries?

I saw this link below for pattern lock provided by Android Recovering from forgotten lock pattern What i was looking for incase the user exceeds a number of tries it just completely locks down the ...
6
votes
4answers
6k views

Forgot security lock pattern on Jelly Bean device with Wifi and 3G data turned off

I forgot my security lock pattern and my Wifi and 3G connections are switched off. I can hard reset the phone (Galaxy Nexus) from recovery mode, but that would wipe all my data. ADB is also turned off ...
2
votes
3answers
159 views

How can I quickly remove all of my data from my device and then get it back again?

Soon, I'll have to give my phone (a non-rooted LG Nexus 4) to another person for some time. As the phone contains very sensitive information, I do not want this person to be able to access any of it. ...
4
votes
1answer
3k views

Can I lock the Nexus 4/7 bootloader after flashing a non-stock ROM?

I know that doing a fastboot oem unlock will both unlock the bootloader and wipe the data on the device. Unfortunately, while this allows me to install a non-stock ROM like Cyanogenmod, my ...
1
vote
1answer
368 views

Is Gmail on Android susceptible to MITM attacks?

My employer performs MITM on gmail.com by generating their own certificate authority. I've only noticed this applies to the web version of Gmail. In additon, Chrome on Windows will alert me when the ...
0
votes
1answer
97 views

Lock-screen information lost calls etc

At my company we use Sophos MDM solution, witch forces all user to set a PIN on their lock screen. I use a Samsung S3 (android 4.1.2) and the lock screen is only a huge numeric key pad. The oterones ...
1
vote
1answer
681 views

How safe is the android Lock Screen with password?

If your tablet got stolen, how probable is it, that the thief will retrieve data from your device if you have only the lock-screen with a 4-character password as protection? Is it easy for a hacker ...
0
votes
0answers
19 views

Anti-thef solutions without SMS [duplicate]

I'm looking for an anti-theft solution where I don't have to start it by sending a SMS to it. The reason is one of the very first action by thieves is removing the SIM card.
0
votes
0answers
28 views

How can I lockdown an android phone? [duplicate]

I'm looking for a way to help lockdown an Android phone. I want to be able to configure a phone so that only certain users can make calls/send messages to specific contacts. It should also only ...
2
votes
1answer
66 views

Can the PIN-input be modified to not display the last character?

Since today I have a new Nexus 4, with android 4.2.2. But when I type in my PIN, it always displays the last typed character in the input field. I think that is quite the security risk. On my old ...
6
votes
3answers
1k views

Is there an Android calendar with limited security permissions?

I've just bought an entry-level Samsung Europa, running version 2.2. I'm technically-minded but new to this OS. I'd like to find a calendar that runs in limited security permissions, so that my ...
1
vote
1answer
422 views

Is there a common GPS cache on Android?

From what I understood about Android securty all applications are separated by different user-accounts and different filesystem locations. BUT: After GPS-test has fixed my location for the first time ...
1
vote
0answers
182 views

What are these numbers in the Data Usage and Battery Usage screen in Jellybean?

I went to my phone manufacturer the other day to get my phone upgraded to Jellybean 4.1.2 from ICS 4.0.4. Here's the thing, I know that upgrading doesn't take long but they said it will take an hour ...
0
votes
0answers
29 views

locked out of my phone

I set a password to get into my samsung galaxy rush phone using the swipe keyboard. I know what my password is but now when I try and access my phone the Samsung keyboard comes up and won't let me ...
3
votes
4answers
3k views

How can I restrict a user's ability to modify settings or install apps?

Our team is planning to buy around 10 Android phones for the team members. We don't want them to install any applications other than the ones provided. Is there a method or an application which would ...
1
vote
2answers
969 views

In which version of Android was encryption of /data made available?

These docs suggest that it has been available (only) since Android 3.0 Honeycomb. By contrast, conversation on discussion boards suggests it was available in 2.3.4 Gingerbread. So, what is the answer ...
1
vote
1answer
61 views

Does enabling sideloading allow applications to be installed or run on the device without consent?

I'm concerned that enabling sideloading of applications may allow malware to be installed. However, I'm aware that Android gives a "Do you want to install this application?" dialog while installing ...
0
votes
1answer
61 views

Desire password-required login for Facebook on Android

I would like the security of mandatory password login to Facebook from my phone. How to do this on Samsung Galaxy Express?
9
votes
2answers
13k views

Why does Android prompt me with “Enter the credential storage password” when I attempt to connect to a secured WiFi network?

When I connect my iPhone to a secured WiFi network (at work), I'm prompted for my Username and Password. (And then I'm prompted to accept what I presume is an SSL certificate.) But when I select the ...
0
votes
0answers
84 views

Pattern lock issue and asking for backup credential

I am using pattern lock on my Samsung Tab 2 unfortunately it got locked because of several attempt. Yes, its asking for my backup credentials but when i am using that it is showing as wrong backup ...
6
votes
1answer
94 views

Secure keyboard application from android market

Is it safe to install a keyboard application from android market that asks full internet access permission? Will it not lead to certain security risks? There are several free and paid keyboards that ...
1
vote
2answers
3k views

How to make Gmail in Android ask for user name and password as in laptop? [duplicate]

In my Samsung Galaxy Grand whenever I select the Gmail icon, it automatically takes me into the inbox, it doesn't ask me to give credentials like we do in laptop/desktop. So the problem is when ...
3
votes
1answer
3k views

Galaxy Note 2: Disable MTP/PTP

When I connect my HTC Sensation (firmware: CM 10) to some PC I need to enter a passcode (to unlock the phone) and explicitly allow mounting as usb drive. But when I connect SGN2 it enables MTP or PTP ...
1
vote
0answers
104 views

How to set a security question?

Reading this answer, I found that we can set a security question to unlock the device after 5 unsuccessful unlock attempts (clicking Next). So to set a security question, I we to Settings -> Security ...
3
votes
1answer
311 views

Dev/Log's - login attempts and how to read the log?

My first post on here and hopefully a easy fun answer. I'm looking for the location for failed login attempts on the device - I've looked on the device and it seems the logs are located in ...
25
votes
13answers
4k views

Are there any tools to sandbox a malware application even more than the granted permissions on Android?

Suppose I want to run some program which requests too many permissions. For example, record from the microphone or read IMEI of my phone. However, there are no practical explanation why recording from ...
7
votes
1answer
3k views

I changed my sim card - how do I find which app is sending sms messages to my old number?

I recently traveled to another country and I'm using a local prepaid sim card on my Galaxy S2. My prepaid credit was depleted rather quickly, and when I checked the phone record I found out my phone ...
1
vote
1answer
1k views

How to prevent google aggressively associating my account to my searches?

i understand they can access my searches when i'm logged in, and of course know the search terms i use, but how can i prevent them to logging searches to my account when: i'm not logged in and in ...
4
votes
1answer
583 views

Data Vault apps with Unlock Pattern

I'm currently using the Wallet app to keep my bank acct#s, CC#s etc. safely on my phone. However, entering the password when I need to unlock the codes is kind of an annoyance. Specially when you ...
17
votes
4answers
861 views

I have sold my phone on eBay. What should I do before I send it off?

I have an Android phone which I just sold on eBay. What measures should I take before posting it off to its new home? Please answer thoroughly!