Android is an operating system for mobile devices such as smartphones and tablet computers. It is developed by the Open Handset Alliance led by Google.

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How is password information stored and used on Android accounts?

How difficult would it be for someone who stole your device to gain access to the username and password information stored under the Settings -> More -> Accounts section of an Android device? ...
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20 views

Saving user data (IP, location…) on mobile app in USA [on hold]

I'm working on the implementation of a service that measures advertisement campaign efficiency on mobile devices; it'll be shipped as an SDK (Android and iOS) that other apps can implement. I retrieve ...
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1answer
57 views

How easy is it for hackers to gain unauthorized access to resources on an Android phone?

I caught a segment of an NBC news story describing how hackers can access messages, phone conversations, location, camera, microphone, and more provided that they can install a malicious app on your ...
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3answers
56 views

How can I avoid buffer overflows when programming an Android app? [on hold]

I'm just starting out in Android and I've gotten my head around general programming within Android, but I've recently started trying to research security within Android. What coding practices would ...
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1answer
35 views

What factors make Android app code vulnerable to Cross-Site Request Forgery attacks?

According to techtarget.com Cross-Site Request Forgery is: a method of attacking a Web site in which an intruder masquerades as a legitimate and trusted user. An XSRF attack can be used to ...
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1answer
30 views

How does Memory Corruption apply to Android?

I have researched several DoS attacks within Android e.g.: CVE-2015-1474 CVE-2013-5933 CVE-2013-4710 CVE-2012-6301 etc. And although I found DoS attacks within Android difficult to understand at ...
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0answers
69 views

What makes an Android application vulnerable to Cross-site scripting (XSS)?

Definition of XSS If you search the web, there are many different ways to define a cross site scripting attack. Simply put, XSS vulnerabilities occur when a malicious attacker is permitted to inject ...
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1answer
52 views

What makes an Android application vulnerable to Directory Traversal?

Definition of Directory Traversal Directory traversal is a form of HTTP exploit in which a hacker uses the software on a Web server to access data in a directory other than the server's root ...
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2answers
72 views

What makes an Android application vulnerable to SQL Injection?

Definition of SQL Injection SQL injection is a code injection technique, used to attack data-driven applications, in which malicious SQL statements are inserted into an entry field for execution ...
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2answers
82 views

How much can I trust the “factory restore/reset” on a(n) (potentially compromised) android?

This question is a simple one: how much can you trust the "factory restore/reset" option on an android device? If the device has possibly been compromised, is it possible the "factory reset" will ...
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0answers
17 views

TLS 1.1 android 4 support [closed]

Before Android 4.1 we couldn't add TLS 1.1 or more precisely tls pinning. IS there anyway to make android use TLS 1.1 for version before android 4.1
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1answer
33 views

tracking/spyware [closed]

I have a Moto G (1st gen) and I have noticed a bleeping sound that has started this week on my phone. The bleep sounds like a tracking sound. I can't think of any apps I could have installed that ...
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1answer
67 views

Is there a backdoor in the hardware of our smartphones?

I don't know for you but I always felt like Android especially is not safe. Is somebody - the government or other - able to listen to my microphone, or access my hard drive remotely ? I'm wondering ...
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25 views

What different methods can be utilized to carry out a DoS attack within Android?

So far I have discovered 2 methods of DoS attacks within Android: The first being, inputting unexpected test data to functions e.g. : if a function was expecting a positive number, then input a ...
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2answers
232 views

How can the Android GraphicBuffer::unflatten() vulnerability (CVE-2015-1474) be exploited remotely?

I've been reading up-on DoS (denial-of-service) attacks within android and although I understand attacks like the below, which make use of regular programming functions etc. (Android Web Browser) ...
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3answers
89 views

Securing Data at Rest in Android

Here's a situation. I am the author of an app that allows my customers to stream videos on their local android device. I also allow them to download the video and store it locally on their android ...
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2answers
142 views

Are SIM proactive commands secure?

A SIM card can initiate some communication with a mobile device with so called "proactive commands" (chapter 6 of http://www.etsi.org/deliver/etsi_gts/11/1114/05.04.00_60/gsmts_1114v050400p.pdf). ...
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0answers
46 views

Exploitation of Reflected XSS on Android App

I am trying to do a security evaluation of an android application. I came across a situation where one of the activities of the app displays certain form fields in a webview. This form is very ...
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1answer
164 views

How can I intercept XMPP traffic on Android?

I have been learning about security testing on Android apps, and to intercept traffic I was using Burp Suite. I know it works perfectly for HTTP/HTTPS traffic, but most of the messenger apps are using ...
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2answers
38 views

Different between Art And Dalvik Security on android?

What is the different between ART And Dalvik security, cause Google using Art after Kitkat (4.4.2) ? just for these two Options? Refrence Ahead-of-Time (AOT) compilation, which improves speed ...
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1answer
534 views

Forensic analysis of Android sqlite db's

In an extraction of com.facebook.katana/Database db files (fb.db and webview.db), I get: [fb.db] If I use an hexadecimal editor to open those files, even when there is no sqlite record named c_user, ...
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2answers
187 views

Mobile App Security vs. Traditional PC Desktop Security In The New Era

I have been using a Windows PC for many years now. Since Android has come to market, I have been very wary of installing apps that require unrelated permissions. Obvoiusly, these extra permissions ...
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1answer
43 views

how to detect the URL an android app uses [duplicate]

i want to know how to detect the URL an android app uses. Is there any way or can we create any other android app to find the URL my app is using.
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3answers
3k views

Can someone detect the URL an android app uses?

I have an android app that makes HTTPS connection to specific URL. Is there a way to keep this URL secret? I know that the IP address and the port number of that connection can be detected, but what ...
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1answer
6k views

How mobile app WiFiKill can cut off internet access to neighbor devices?

There is a program for android- WifiKill which disables wifi internet access of some neighbor peers connected to the same wifi AP. How does this program work? ARP poisoning or some other techniques? ...
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1answer
76 views

How is the username and password captured on this mobile device?

I have a Motorola phone, and I am concerned about my privacy after reading this article : http://www.beneaththewaves.net/Projects/Motorola_Is_Listening.html The poster says: For both of these ...
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1answer
168 views

WLCTL protocol detected by sniffer in an Android tablet

I detected that my rooted Android tablet had a slow connection. Trying to find what is taking the bandwith, I installed a firewall (DroidWall) and I blocked all the applications thinking that one of ...
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1answer
43 views

If hackers know my android app license key , can they redirect the in app purchases of my app to their account?

I have published an android app with in app purchase. I failed to encrypt XOR my licence key. If hackers have my license key can they redirect my payments to their account or just they can by pass in ...
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1answer
2k views

Can virus save to SIM Card?

(Before everything excuse me because of me English) Today one of my friends asked me about his Nokia 130 Dual SIM. There was a problem about Short Message System. No Messages were sent from that ...
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2answers
79 views

token based authentication attacks

JSON Web Token seems to be a very good tool to authenticate users. But I wonder if an attacker can take the token used by another user and use it for his own attacks. And to be more precise what makes ...
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1answer
46 views

Does changing my password after OAuth login in mobile app help reduce risk?

When you use a mobile app that needs Google OAuth login, you can't fully trust the third party app because you can't tell what url the webview is using. Who knows if they aren't storing my login and ...
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1answer
71 views

Android email encryption [closed]

Is there a reliable (in terms of security), open-source application for handling (send/receive + en-/decrypt) encrypted emails on Android? Something like TextSecure for emails. I just found a command ...
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1answer
474 views

Share and store RSA - public key in java server and vice versa

My requirements are: Requirement 1: Share public key to java server. Steps: Generate public-private keys in iOS app. Store the generated keys in keychain. Send generated public key to java server. ...
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2answers
93 views

Should other processes be running while an iPhone or Android is generating a cryptographically random number?

I need to generate a cryptographically secure random number on iOS and Android. I could use a software approach or leverage the built in OS API for this. In each case, is it better to generate a ...
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3answers
72 views

Public key in resources for avoiding man in the middle attack

I am developing an android application which needs to communicate with a web server. Instead of using common SSL I would like to save my custom public key in resource folders of the application(APK ...
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3answers
10k views

How secure is Android's facial recognition?

Android supports using facial recognition for unlocking your phone. How secure is that mechanism? For instance, if someone has a good quality picture of your face, can they defeat the facial ...
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0answers
149 views

SSL traffic manipulation through ettercap MitM and iptables

I am trying to understand the relation between some tools and concepts used for MitM on a wifi network and how https transaction (over this wifi network) between an android app and the respective ...
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7answers
3k views

How safe/secure are banking applications on Android phones?

I have a mobile banking application installed on my phone which allows me to pay for things, transfer money using my phone from my account to another etc. How safe or unsafe is this application? For ...
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35 views

What are the privacy and infosec risks with Apple Watches and Android Wear?

From what I can tell, I Apple Watch apps act like a remote control to a nearby iPhone using Bluetooth or BLE. Conversely Android watches have the ability to run full applications, and therefore ...
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2answers
1k views

How can I prevent a man-in-the-middle (MITM) attack on my Android app API?

I checked out the app Packet Capture. This app is able to decrypt my app APIs (SSL Enabled) data by mounting a MITM attack using the Android VPN service. This does not even require root. How can I ...
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2answers
63 views

Why is my Wi-Fi constantly in use? [closed]

I have a nexus phone running android lollipop. Even if I'm not browsing the web or using the WiFi at all (and after sync of various components has completed) the WiFi up/down arrows still flash ...
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1answer
59 views

Audio not playing on Android (Kitkat 4.4.2 on LG G Pro 2 D838) via HTTPS [closed]

I am having issues playing an audio file on the chrome browser! This audio file plays on the chrome browser on my mobile LG G Pro-2(D838) running Kitkat 4.4.2 without any issues. But when i uploaded ...
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3answers
1k views

Is it possible to install spyware in password protected android phone?

I own samsung galaxy y, an android. I suspect my roommate has installed spyware in my phone. Is it possible to install spyware in password protected android phone ?
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3answers
1k views

Is GPG suitable as part of a password manager and generator?

I assume that GPG is very strong to crack, guess, etc. Since I have confidence in GPG, would it be appropriate to use my GPG key as the master key for a password manager or generator?
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1answer
31 views

Android Permissions and Explanations

I am doing some research on Android permissions and whether or not they could abuse data privacy. Does anyone have a good source on all updated Android permissions with a short explanation on what ...
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1answer
70 views

Are there additional security risks posed by rooting an Android device?

Once an Android device has been successfully rooted, are there any additional security risks created (besides telling SuperUser to trust a rogue root app)? For example, on a rooted Android device, ...
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1answer
35 views

Is android's FDE secure from offline attacks?

Android provides FDE, but it uses lockscreen pin, which is (at least in my case) fairly weak (like a 4-digit PIN). Does it mean that my FDE could be easily broken by offline attack? Or maybe master ...
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84 views

How secure is Jitsi VoIP/IM Android app? [closed]

I was looking for a FOSS end-to-end encrypted alternatives to Skype and came over Jitsi. It looks all nice and seems to work really well (at least clients on Linux and Android). Even cross-messaging ...
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2answers
459 views

How android WebView can be exploited and how to secure my app from WebView vulnerability?

I heard that WebView vulnerability is active in android versions before 4.2. I read that it is fixed by google in their newer updates from 4.2. What I want to know is a brief description of the ...
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1answer
77 views

Why do mobile operating systems not implement a way to deny permissions to an app?

Android and iOS (afaik) implement a relativly fine-grained permission schema for their apps. But as I user I only have the change to acceppt all or nothing. When I think about it, it shouldn't be a ...