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 ...

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0
votes
1answer
104 views

How can i hide an application?

I want to hide some applications from other people who have access to my phone but be able to get to the application whenever I want. I don't want locking. I need it to be not seen on applications ...
2
votes
0answers
241 views

Security options greyed out

There was a great thread on the same subject. Security options grayed out I am in the same situation where I need to keep the certificates on the android phone. And the ActiveSync certificates ...
0
votes
0answers
47 views

Cannot set any screen Security

I installed MIUIV5 on my Gionee P3 phone and I cannot set any screen security: no PIN, no password nor pattern. When it asks to enter a PIN and I tap continue nothing happens. I also checked the ...
1
vote
0answers
100 views

Lock screen security - reboot after X invalid PINs

I used following methodology to create a strong boot password on the phone, at the same time keeping a weaker PIN for screen unlock. Now I want to make sure that if someone tries to pick up a PIN, ...
0
votes
1answer
161 views

Transfer file securely android to pc via LAN

I need a file transfer from android device to pc server.Both of them is in same network.First i tried file transfer via adb.But adb is not secure connection. How do i securely transfer between ...
1
vote
1answer
83 views

PIN invisibility in android

I am using PIN security for unlocking the phone. When i type the PIN, a blue highlight comes to the pressed digit. How can i hide it? I am in Note 2 rooted with stock rom.
0
votes
0answers
33 views

Samsung-installed apps updating daily

After installing the wonderful DCentral 1 application, I see that AllSharCastDongle and FWUpgrade try to update themselves daily. How might I prevent these two Samsung-installed apps from ever running ...
2
votes
1answer
10k views

What is YGPS and why does it have every permission that's in the book?

I have a FairPhone One. From time to time I look in the system settings and the battery usage to see what is draining the battery. I've disabled anything I don't use, including a number of builtins ...
0
votes
2answers
86 views

Network security in Android

My question is quite simple. I've been digging around in the subject for quite a while now, but I can't really get a hang of how it works. Scenario: I use Facebook on my phone to chat with some ...
0
votes
0answers
53 views

Data over mobile network switching on behind my back - what could be doing it and how to stop?

Alcatel OneTouch 983, Android 2.3.7 I normally have "Enable data access over mobile network" switched off so as not to drain my phone credit, only switching it on when I want to do something quick on ...
0
votes
1answer
85 views

How to protect data after unlocking bootloader?

I am to root my Nexus, so I have to unlock it first. But I worry that once done, some one may boot with customized recovery to copy or modify my files. Any idea?
1
vote
2answers
3k views

Securely wiping a phone with a broken screen [duplicate]

I have a Samsung Galaxy S3 with a broken screen. The screen does not respond to any touch and does not display anything at all, it is black at all times. CyanogenMod 11 is installed on the device. I ...
2
votes
1answer
122 views

How can I secure my pictures, videos and other files stored on my phone?

I am looking for a way to protect every sort of data that is saved in my Android phone from being stolen. I have done some research on Google Play, the only app I found with all the features is Folder ...
-1
votes
1answer
90 views

PGP keys on Android

How do I set up a PGP key on my Samsung Android 4.1.1 tablet? No idea what I'm doing so please give step by step simplistic instructions
0
votes
1answer
53 views

Seeking alternative to Andoid File Transfer utility

Need usb alternative to Android File Transfer for Mac. Problems: 1. no search capability 2. Cannot report size of files. 3. No route to send problem reports to developer. Reasons for not using ...
29
votes
2answers
3k views

How does the Heartbleed security vulnerability affect my Android device?

The "Heartbleed" vulnerability in particular versions of OpenSSL is a serious security issue which allows malicious servers or clients to undetectably obtain unauthorized data from the other end of an ...
3
votes
2answers
336 views

Is Android susceptible to OpenSSL vulnerabilities? [duplicate]

There has been a big vulnerability discovered in OpenSSL today, are android applications affected, and what can we do to get a secure version? What about people with older devices (such as the HTC ...
3
votes
1answer
166 views

Android application firewall - interactive prompt confirmation for connections

I'm thinking of developing application, or probably extending AFWall+ app What I'm missing on Android is possibility to confirm each connection from each application, simply blocking the application ...
1
vote
1answer
35 views

Auditing application's use of GPS

There is an application on my phone that triggers the GPS at random intervals. The start of this polling doesn't correlate with any newly installed applications so I imagine a recent update or ...
0
votes
1answer
331 views

DLNA device is requesting access to media files on your phone

I got home from the airport today and I keep getting this "Grant access" pop-up ... Did my phone get hacked? Did some device in my house get hacked? Or am I just paranoid?
1
vote
0answers
315 views

samsung grand duos 9082 doesn't see that my SD card is encrypted on it and there is no option to decrypt

I encrypted my samsung grand duos 9082 and then my SD card, using the settings for encryption. But then, to unlock screen, I decrypted my handset and I unlocked it by my samsung account. Then, the ...
0
votes
1answer
64 views

Can app access the text in my default memo app?

I use Samsung Galaxy S2 and store some personal data in the default memo. I have updated the phone to the latest version. Can any app just access the data in my memo?
1
vote
0answers
72 views

K9 mail — susceptible to MITM attacks?

I am using K9 on Android and have set the SSL option to 'SSL (strict)'. My understanding is that with this option K9 definitely requires a valid SSL certificate which is issued by a trusted CA, i.e. ...
0
votes
1answer
798 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 ...
1
vote
2answers
91 views

Show which program / task uses the camera (in background)

On my Samsung Galaxy S2 I9100 with CM11, I always hear a very subtle click of the autofocus whenever the camera app is loaded. Since some weeks, I heard that sound randomly, especially after every ...
0
votes
2answers
251 views

Android Spy Apps

Is it possible for someone to install a spy app on an Android phone JB os? Do these spy apps really work? Can anyone install this spy app to your mobile phone without your knowledge? If you suspect ...
0
votes
1answer
971 views

Manually add UID to a system group

Let's say i create a custom group on Android (We will call it GID 5000) and i want to add users (apps) to this group, how can i manually add the app's UID to GID 5000 ? If possible, without touching ...
0
votes
0answers
93 views

Android 4.3 Privacy Protection settings get reset from time to time

I use JB 4.3.1 (Avatarrom). In system settings > security > Privacy protection I can set which apps have access to my contacts. I've set this many times, and I notice that after one or two days ...
0
votes
0answers
84 views

Radius Server On Android

It is possible to compile the FreeRADIUS server for Android? I mean if I can compile it for the ARM architecture to run on Android as a system binary or in a chroot environment? If so can someone ...
1
vote
0answers
239 views

Secure Galaxy Star GT-S5282 using simcard change alert

How can I secure my Samsung Galaxy Star GT-S5282 using the simcard change alert option. In other words, when a simcard is inserted in my phone a notification SMS is sent to other phones.
1
vote
5answers
6k views

Find what app is causing popups, NOT in notification bar

I am getting these popups regularly. They do not appear in the notification center so I can't find out what app is causing them. The only app I can think of that I have installed recently, I have ...
0
votes
1answer
123 views

Is this android mobile device credit card payment system secure and safe?

Mobile device credit card payments and credit card readers are appearing everywhere, but then we all know any payment app's security is nought if the android device is rooted. Before I give my credit ...
1
vote
2answers
514 views

How to disable screen lock during Android development?

I am developing Android app with my daily phone, I want to turn off screen lock only during development. I can done this manually, but that is too troublesome and sometimes I forgot to enable it ...
5
votes
3answers
61k views

How can I stop being redirected to the App Store/Google Store by dodgy ad-scripts?

There are a load of sites that do this now, and it's really annoying: I visit a content site on my Android device. 10-15 seconds after loading starts the site hangs for a few seconds. Google play ...
3
votes
3answers
4k views

how to add a custom lock for the recovery and/or bootloader?

Unlocking the bootloader and/or the recovery is very popular discussion across many devices. But doing so exposes a very obvious and inevitable issue with security! An unlocked recovery means that no ...
3
votes
1answer
431 views

What is the setting in xprivacy to access the microphone?

I use xprivacy to set all permissions on my phone, but I accidently forbid the tuner app to access my microphone. Which setting do I have to enable?
56
votes
6answers
37k views

My Gmail is signed in through the app on ex-boyfriend's phone

I had my email signed in on the Gmail app on my boyfriend's phone who is now on the other side of the country. I've asked him a couple times to disconnect it but recently checked out Google Play and ...
7
votes
1answer
316 views

Can I recall a command to reset a lost phone?

Last night I lost my Nexus 7 coming back from a friend's house. Since it has a lot of confidential work email on one account I logged into the Android Device Manager and - when it didn't show up - set ...
1
vote
1answer
135 views

How does Google find devices for Android Device Manager?

I've seen the news story a few weeks ago that Google has finally implemented a feature similar to Apple's Find My iPhone. The weird thing is that Google says that somehow magically all old devices ...
0
votes
2answers
119 views

Would it be possible to sandbox apps with SELinux?

Many apps require too much permissions that they do not need to function Most apps needs internet connection to talk to some API (let's say updates checking or notifications ..etc) and need to access ...
2
votes
1answer
480 views

What is the mobile provisioning website supposed to do?

When I go to Settings → More... → Mobile plan it gives me a message "{mobile operator} has no known provisioning website". Digging into Android source code for WirelessSettings.java I found how URL ...
1
vote
0answers
57 views

Google Play store issue security breach

My daughter got an Samsung Galaxy 3 7" tablet for Xmas. She also got some Google Play gift cards. My husband put in a credit card to buy a game for her. The next day there were 4 games downloaded that ...
1
vote
2answers
221 views

Why does every application run as a separate user under Android?

If it's for security reasons, so that one application cannot harm another, why is it not like that in the desktop Linux distros? If desktop operating systems do prefer interaction between ...
1
vote
1answer
2k views

Google Nexus 7: I can't manage my device administrators

Can someone please help me? I've installed the McAfee protection on my tablet and later changed it to Kaspersky. When trying to deactivate McAfee as device administrator it didn't work. Therefore now ...
11
votes
3answers
393 views

SwiftKey gets removed as input method after every update

Every time SwiftKey gets updated it is removed from the list of input methods. I don't remember having this problem before Android 4.4, but in the last few days SwiftKey had some updates and it just ...
0
votes
1answer
35 views

How i can protect my android from Master Key Vulneralability?

When i install apps ,that i take from my friends , it seems quite fishy , so how to check that the apps are trusted or not.
1
vote
2answers
41k views

How can I reset the Play Store content filter pin?

I have forgotten my Google Play Content filter pin and would like to reset it so I can download some apps that are being blocked. Does anyone know how I can reset the pin?
2
votes
2answers
169 views

Can an Android app circumvent its stated permissions?

I downloaded an APK from a 3rd party source (not Google Play). My question is that can this android app, although stated that it can only access my USB storage, could it also do other things (such as ...
0
votes
1answer
144 views

Mobile Lost and some one else is using the mobile with a different sim

I need help to track the person who has my mobile. My account(email) is still linked with google play on that mobile. I can install apps from my browser from google play account. Is there any app ...
0
votes
0answers
54 views

What is custom URI handler in android?

I came across the term "Custom URI Handler" which is a bad practice in android security. Can anybody please tell what is custom URI handler? What are the security issues raised by custom URI handlers? ...