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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1
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0answers
20 views

Will my old files in NQ Vault be deleted?

My phone was stolen but fortunately my most private files were saved in NQ Vault app. What I want to ask is that if the thief tries to uninstall the NQ Vault then reinstalls it with a new password ...
1
vote
1answer
28 views

alternative to android build in encryption?

I have got a Samsung S3 that forces me to use a 6-charakter password for the phone/SD card encryption. I would like to use a PIN (4-digits) as it was possible in earlier Samsung phones. I am aware of ...
0
votes
0answers
6 views

How to retrieve data from vault android app

I am using vault android app for hiding my secret data. Unfortunately i have moved every things in Internal memory to External SD card. Now I am able to see my secret documents,photos and videos while ...
0
votes
0answers
10 views

Black “erasure” on address bar

I noticed this on my phone lately: You can see on the upper left of the address bar that there's a black erasure. What does this mean?
-2
votes
1answer
99 views

Rollback KitKat? Root or not to Root? Custom ROM or stock? And what about security updates? [closed]

Apologies for long title. I need some advice please. I'm really disappointed with Android 5.0.2 for a number of reasons. KitKat was perfect. The only reason I updated to lollipop was for the ...
1
vote
1answer
254 views

“Unauthorized actions have been detected. Restart your phone to undo any unauthorized changes.” notification on Samsung device

I have a new Samsung Galaxy A3 that keeps on giving me a security notice saying Unauthorized actions have been detected. Restart your phone to undo any unauthorized changes. How do I stop ...
0
votes
1answer
51 views

Security implications of remote (Meterpreter) shell to device

An attacker who uses an exploit for e.g. CVE 2012-6636 can use a Metasploit exploit to open a Meterpreter shell in the context of the stock Android browser. But what are the implications of such an ...
0
votes
0answers
17 views

Encrypted phone no longer asks for pattern when turning on?

Nexus 6 running stock 5.0.1 not rooted. It used to ask me for my pattern every time I turned it on from a powered off state. Now it seems to boot fully without asking. Under Settings > Security it ...
1
vote
2answers
80 views

How do I use my Google account when I have a FIDO U2F Key attached?

I have recently attached a FIDO U2F Key to my Google Account to make it more secure. How can I now actually log into my Google Account on Android again? Whenever I try to log in, it says wrong ...
-1
votes
0answers
43 views

does my android have some type of ware, or virus, or something?

Accidently downloaded Android System ( not sure what kind of file this is but it saved in my applications and tells me it's a built in app ), to my LGL34C Android 4.4........ since then my phone has ...
2
votes
1answer
135 views

Protecting phone from the FREAK bug

How can I protect my phone from the FREAK bug? Phone is a Samsung GT-S5830 running Gingerbread.
0
votes
1answer
17 views

android VNC and linux installing

I was thinking of using Linux Deploy to install Ubuntu in Nexus 9 (2014) Device. I Would be using the VNC viewer by "realvncunlimited" and Linux deploy by "meefik". My question is, how secure will the ...
0
votes
2answers
45 views

Photos/Media/Files and Full Network Access

Does anything stop an application with Photos/Media/Files and Other ("full network access" and "run at startup") permissions from simply uploading ALL of your photos and videos to some stupid server ...
0
votes
1answer
40 views

Is it possible to have a higher level of lock-screen security only on boot up?

Many of my apps are protected by an lock app ('Smart Applock' - asking for a pattern unlock before access to gMail, install/uninstall, etc). As most of my apps are thus locked individually, I would ...
0
votes
0answers
38 views

How do I log out from Google Apps without logging out from Android Device Manager?

Say my phone was stolen, and I need to log out from my Google Apps in that phone remotely. I can revoke the access in that phone through my web browser, however I would log out from Android Device ...
0
votes
0answers
71 views

How to encrypt external sd card under KitKat?

I am going tp buy a device with external SD card and I am wondering if any custom roms support ecnrypting external sd cards. I will root and use a custom rom. Basically I want to be able to encrypt ...
0
votes
0answers
22 views

Accidentally i have uninstalled my home launcher

there is no launcher in my phone.i also switched off and switched on . it showed only samsung nothing else.My device was already rooted and i thought by factory data reset it would work but now i ...
0
votes
0answers
57 views

Why is my Nvidia tablet looking for chinese servers(baidu.com)?

I am not sure if this is the right area for the question, or if it is even a big deal, but here i go. When using by Nvidia tablet to develop an app I realized that it was attempting to reach a server ...
0
votes
0answers
270 views

locked out of samsung 4s after failed pattern and do not know google pin

I called cell phone carrier. she said we can go into google android device manager. although there, it says no active devices. when I go to the dashboard, an old cell phone is listed but not my new ...
0
votes
0answers
43 views

Possible to disable or shutdown phone (or just security camera app) from another android over internet? ((or perhaps Tasker))

I have some contractors doing some work on my house over the next few weeks. I've been looking into turning my old S3 into a motion detection cam. This way I could see if anyone enters my office, ...
3
votes
0answers
132 views

Does Wunderlist store data in the server in encrypted form?

How secure and private is Wunderlist? For example does it only transfer data in encrypted form but stores it unencrypted? I would like to be able to store passwords relating to work on my phone but am ...
0
votes
0answers
63 views

“Locking” a Samsung Bootloader

In order to prevent cold-boot attacks against an encrypted Android filesystem, it has been recommended to keep your bootloader locked at all times with the original factory recovery installed. The ...
0
votes
1answer
150 views

I locked my phone from android device manager, now i'm not being able to remove the lock screen password [duplicate]

I locked my phone from android device manager, now i'm not being able to remove the lock screen password, it says that, lock screen is disabled by administrator or encryption policy or credential ...
0
votes
0answers
15 views

How do I add really trusted CA to my Android 4.4 device? [duplicate]

I want to inspect all traffic going from my device running Android 4.4.2. I have configured sslsplit-enabled Wi-Fi access point and installed the certificate to /system/etc/security/cacerts/. My CA ...
0
votes
3answers
87 views

How to avoid silent app installations

I have gone through this post Silent app installation wherein it clearly mentions it's highly impossible to self install the application without going through the whole installer proceedure.But when i ...
1
vote
0answers
600 views

Can an antivirus really stop the broadAnywhere threat?

I had a look at the diff where the broadAnywhere threat is fixed, and it's basically just mPendingIntent = PendingIntent.getBroadcast(this, 0, new Intent(), 0); replaced with: Intent ...
3
votes
1answer
472 views

What is the attack vector of <= 4.3 web view vulnerability?

This is in reference to the vulnerability that Google is not patching, since the WebView in 4.3 and less is part of the OS and not a separate updateable component. Since some people will not have ...
0
votes
1answer
119 views

Can I get a virus on Android 4.4.2 by clicking “no thanks” on one of those virus browser pop-ups?

I opened a link using the built-in facebook browser yesterday, and pop-ups on the website kept asking me if I wanted to install some anti-virus and they had two options: No thanks and OK. Normally I ...
0
votes
0answers
286 views

Adding more than 3 fingerprints in Galaxy S5 by swiping different fingers when adding a new fingerprint

On the Samsung Galaxy S5 one can bypass the 3 fingerprint limit by swiping different fingers when adding a new fingerprint. Can this cause any security issue?
1
vote
0answers
64 views

Fast switch between lock screens?

I know there is "No Lock Screen", which is a great musthave app that I have been using for months on all the devices I own. My friends/relatives love it too. My only problem with it it's that I ...
1
vote
1answer
62 views

how to disconnect asus usb connection from eclipse

im a beginner in android apps mobile. i already launch it in my phone asus T00Q, but i have problem to disconnect the usb from eclipse. some said we should put the mode on charging mode and not Media ...
3
votes
1answer
2k views

Preventing browser redirects on Android (and iOS)

There seems to be an issue occurring with mobile browser apps on Android and iPhone being redirected to advertising sites. This is interrupting the browsing experience. The problem: A user visits a ...
0
votes
0answers
183 views

Disabling/Changing PIN on Android device: where are the disabled flag and new PINs stored (SIM or internal storage)?

On my Samsung Galaxy SIII, one can go to Settings -> More -> Security -> SIM card lock -> Set up SIM card lock -> Lock SIM card` which displays a check box which can be used to configure the phone to ...
0
votes
1answer
188 views

Possible to change SIM card PUK on Android device?

On my Samsung Galaxy SIII, one can go to Settings -> More -> Security -> SIM card lock -> Set up SIM card lock -> Change SIM PIN to change the default PIN that came with the SIM card. ...
2
votes
1answer
133 views

Undesired download of Baidu Browser

new Android user with the world's most low end tablet, Azpen A727. I'm enjoying learning about Android and have killed off most of the bloatware...but twice now "Baidu Browser" has been downloaded ...
0
votes
0answers
137 views

Recovering lost or stolen phone (security and feasability considerations)?

I am trying to understand a little bit about security in case my phone goes stolen. I have read that even if a phone is stolen and the SIM card is removed, it can still be possible to find your phone ...
0
votes
1answer
156 views

execve permission denied under /data [closed]

I have met a weird problem on a Samsung Galaxy Note 2, running Android 4.3, with an origin-forgetton rooted rom. getenforce returns "Permissive", so selinux is Permissive. cat /proc/self/status ...
0
votes
2answers
506 views

How is my friend bypassing Applock application

I'm using moto x 2nd gen, I recently installed applock to keep some apps private but one of my friend knows a way to bypass the password and even change it, he did the same even with pattern lock. He ...
0
votes
1answer
669 views

How to switch screen unlock from Pattern to Slide

On my Nexus 7 2013 Wi-Fi with Android 5.0.1 Lollipop I used the Slide setting for the lock screen. To experiment with a VPN, I switched to pattern lock. After deleting the VPN entry I had created, I ...
0
votes
1answer
81 views

Does rooting a phone expose the phone to security risks? [duplicate]

I have a very simple question. If I root my phone, will it be easier for malware to run on my device and cause more damage (due to the nature of the extended set of operations that applications with ...
1
vote
0answers
177 views

How to root the HTC Desire 300 (also known as Zara Mini)

Okay please forgive me if this has already been answered, I've read a few questions on here but I still don't understand. Firstly, I'm not a "techie" or anything like that, so some of the really ...
0
votes
1answer
3k views

Lollipop: override security policies (specifically lock screen/Exchange/Office 365)

When I used Android 4.4 (KitKat) on my Nexus 5 I could ignore certain security policies such as a requirement to have a PIN code to unlock the lock screen. After upgrading to Lollipop and the move of ...
1
vote
0answers
126 views

Automatically verify signature on all Android Exchange emails

I work in an office where everyone uses a digital signature on their emails. I just bought a new LG G3 with 4.4.2 KitKat and whenever someone sends me an email that is signed, it shows up with a body ...
4
votes
3answers
23k views

How can I disable the screen lock password in lollipop?

I have enabled password protection on the lock screen on my Nexus 5 Lollipop device: After enabling password, I can't seem to be able to cancel it. Any idea how to go back to None or Swipe?
0
votes
1answer
1k views

Used device manager once, now I can't set security to 'none'

Phone is an LG Nexus. I was messing around with security settings and decided to try using a pattern to unlock my phone. No more than 5 minutes later, I completely forget the pattern I set. Did some ...
0
votes
0answers
29 views

Where is Face Unlock?

I installed Titanium Backup and found Face Unlock (Settings) in the file list but I can't find it anywhere on the phone.I checked the settings menu and Security but I still can't find the interface to ...
19
votes
2answers
24k views

Bypass “Swipe up to unlock” on Android Lollipop lock screen

I recently flashed my Nexus 4 to Android Lollipop using the factory image. I have set a pattern lock for unlocking the device. But whenever I turn on the phone, I have to click on the little lock ...
0
votes
1answer
46 views

Can a locked phone's data be accessed when being repaired?

I had an HTC One S device which suddenly turned off and refused to start. On giving to the service centre, it turns out the device needs replacement of an item 'PCBA-MAIN BOARD WITH SKU ID MS' which ...
0
votes
0answers
60 views

Security of Android cryptography in versions < 5.0 against government agencies

Recently, both Google and Apple announced their new OSes encrypt the device by default. This caused a lot of complaints from government agencies. Let me quote an article ...
1
vote
1answer
478 views

Does rooting phone affect online banking security? [duplicate]

I'm thinking of rooting my android phone (HTC Desire 300) and was wondering if doing so would affect the internet security with stuff like online banking. Is it still secure to do my banking on a ...