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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1answer
22 views

JDK and security for a Windows machine [closed]

I'm hoping to learn to develop Android apps, but for the tutorial I'm learning I need Android Studio. Is installing the JDK a bad move from a security stance on a Windows 8 machine? Edit- The ...
1
vote
0answers
52 views

common crypto and bouncy castle, PBKDF2 generation

I am working on an iOS app and android app, for iOS I am using common crypto, and for android bouncy castle. I noticed that in android when I generate PBKDF2, if I use a salt or pass ...
4
votes
0answers
100 views

Android wear, Tizen Encryption [closed]

Does Android Wear or Tizen for wearables offer hardware encryption? I have the Samsung Galaxy Gear S and I don't see an option, but was curious if it does it without any user intervention. I don't ...
0
votes
1answer
106 views

DDoS attacks targeting Android

I am currently studying some Android topics and I've been having difficulties finding answers regarding DDoS attacks. My question is: Are Android devices vulnerable to DDoS attacks or does Android ...
4
votes
1answer
49 views

Practical implications of 2014's android SOP vulnerability

For a project at university I have done research about all kinds of security issues, especially privacy-related ones, that have come up on mobile OS and applications over the last few years. One of ...
3
votes
2answers
218 views

Are phone apps vulnerable to XSS or CSRF? (Webview, Phonegap, chrometab)

I need to provide evidence that CSRF or XSS is possible on a phone... using PhoneGap, a Webview, or specifically a "Chrome Tab" or iOS equivalent. I believe in theory this is possible, and mitigation ...
3
votes
1answer
129 views

Ouath2 how does it work (Android client)

I have read a lot about Oauth2 but still cannot understand, how does it work. I will explain how do I understand this protocol. There are some main characters in Oauth protocol interaction. User, ...
0
votes
0answers
21 views

How to know which file is being sent in POST request by Android device?

I am using an Android Device. I make apps and generally use Burp Proxy to try to debug how my app's requests-response works. Recently I have noticed some anonymous request being sent by my device ...
1
vote
3answers
61 views

Does sending image files in http in a secure application pose any risk? [duplicate]

I came across this scenario recently, where a mobile application used for banking is sending HTTP requests for GIF images and HTTPS requests for all other transactions. But the requests to the GIF ...
2
votes
2answers
74 views

Enabling feature to log in as soon as right password is typed (without pressing enter)

My phone has an option for the PIN lock screen to unlock it as soon as the correct number is entered (without pressing enter). So for example if the password is 77912 then you only have to enter 77912 ...
0
votes
0answers
60 views

injecting javascript in webviews in Android

I am relatively new to mobile application security. Currently I am supposed to audit an android application which uses a webview to display some static FAQ page in an activity. The webview in ...
1
vote
1answer
133 views

Authentication, authorization in native mobile clients (Android)

I am developing native mobile client for store that requires user authentication in order to make purchases available. I have my web store page, authentication is provided by CMS (OpenCart). Now I ...
-2
votes
1answer
155 views

Does My Neighbor Sniff My Mobile Data Through Wifi

i am using an Android phone which is connected to my home Wifi Device(Tp Link) DSL Connection. Can my neighbour hack my mobile and monitor my mobile traffic through software like WireShark, etc.?
0
votes
1answer
61 views

How would iOS or Android app “firewall” for extended permissions (location, etc) work?

I'm interested in blocking or reporting any application's usage of extended permissions, regardless if they are granted those rights, such as: GPS / Location / Wifi Radio signal data Telemetry My ...
4
votes
1answer
110 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 ...
-1
votes
3answers
131 views

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

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 ...
1
vote
1answer
86 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 ...
0
votes
1answer
103 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 ...
-1
votes
1answer
167 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 ...
-1
votes
1answer
274 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 ...
0
votes
2answers
326 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 ...
1
vote
1answer
104 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 ...
5
votes
2answers
523 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) ...
2
votes
0answers
118 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 ...
2
votes
2answers
103 views

Difference 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 ...
-1
votes
1answer
143 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.
1
vote
1answer
99 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 ...
1
vote
1answer
91 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 ...
2
votes
2answers
189 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 ...
1
vote
1answer
99 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 ...
2
votes
3answers
114 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 ...
4
votes
2answers
107 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 ...
2
votes
1answer
334 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 ...
3
votes
4answers
183 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 ...
2
votes
0answers
51 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 ...
10
votes
2answers
3k 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 ...
6
votes
2answers
239 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). ...
-1
votes
2answers
70 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 ...
4
votes
2answers
103 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 ...
1
vote
1answer
184 views

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? ...
0
votes
1answer
124 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 ...
1
vote
1answer
36 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 ...
1
vote
1answer
121 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, ...
2
votes
1answer
67 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 ...
1
vote
0answers
195 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 ...
3
votes
1answer
101 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 ...
1
vote
0answers
181 views

VPN Server + Anonymity + Adblock for mobile Devices

In order to improve private security and anonymity while browsing the web on my mobile devices I wanted to tunnel all traffic to my own server via VPN and use a proxy software to filter unwanted ...
1
vote
0answers
115 views

Android app downgrading TLS protocol to SSL 3.0

I performed vulnerability testing of some Android mobile applications I helped develop and I noticed some odd behavior. The applications used the default Android 5.0.2 cipher suite list that includes ...
7
votes
2answers
160 views

Does Android have sufficient app sandboxing?

In a previous question in InfoSec, I asked about how to determine the safety of a sideloaded Android app that requires root permissions. Now I would like to ask a related, but different question: Is ...
0
votes
1answer
109 views

Security tradeoffs while designing a mobile Web Service API

I'm not a security expert but I want to ask about tradeoffs in a web service API I'm designing for mobile apps. It is an API which tracks users' locations so yes, the data is reasonably sensitive. ...