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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10
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2answers
2k views

How do anti-virus apps for Android work?

There seems to be a lot of anti-virus apps for Android. On a desktop or server an anti-virus must run with super-user privileges, however I am pretty sure these mobile anti-viruses are running as an ...
2
votes
2answers
471 views

Is it possible to get data out of running application from non-rooted phone

I'am writing some small security report about Android devices in general related to accessing information from RAM. Main condition is that device initially is non-rooted. Use case: User opens ...
4
votes
2answers
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?
2
votes
3answers
16k views

Recovering encrypted SD card after Android Factory Reset

I was using Active Sync on my Android Galaxy S2 and as a result it enforced encryption of the phone and SD card. Phone did a factory resync and now data on SD card is still encrypted. Is there a way ...
2
votes
1answer
725 views

Google Cloud Messaging Spoof

I have few question on security of Google Cloud Messaging Service (GCM) Is it possible to spoof messages that GCM server sends to android clients? Does server pushes data in encrypted format? Data ...
4
votes
1answer
1k views

Is there cryptographic material in a phone's SIM card that can be used with RSA encryption?

Given that a smart card stores a private key that can't be extracted, it appears that a SIM card is similar to a smart card in these respects. I need to store (or use an existing) private key on a ...
3
votes
3answers
8k views

Encrypt data within mobile app and send to web service

I'm developing a mobile application for Android and iOs. What is best practice when it comes to data encryption within the mobile application which will be sent to a web service? Basically I will ...
5
votes
1answer
3k views

Android / CyanogenMod encryption vs GNU/Linux

Hi I am trying to understand how encrypting an Android based phone works compared to a GNU/Linux host which relies on LUKS dm-crypt. Here is what I understand: Encrypted LVM on GNU/Linux is an ...
17
votes
2answers
37k views

Can Android phone running without SIM card be tracked (localized) by police?

I am running an Android phone without a SIM card. I am using it for web surfing. Can the police localize my phone using the cell towers (BTS)? In other words, I know Android phones emit radiations ...
3
votes
5answers
2k views

Strange android app … possibly a mass malware?

I started receiving on my android Samsung Galaxy note strange notifications in Mandarin (the language of the people of china). Once I click on the notification it opens my browser with a blank page ...
11
votes
1answer
3k views

Android Runtime Code Injection

I'm doing research for a static analysis tool to help detect malware in Android applications. I'm wondering if it is possible to perform code injection on Android without using a class loader. I ...
0
votes
2answers
7k views

Can wifi administrator see data transfer over android phone. precisely gmail app communication

sometimes I connect to wifi outside my home in office , restaurants and friends house. I want to know if wifi administrator can see the exact data my android phone communicates? I am only concerned ...
-3
votes
1answer
597 views

How to use phone's Wifi tethering to demonstrate security vulnerabilities on phones [closed]

I am teaching a course to highschool students about computers, and I wanted to do something different for tomorrow class. I was thinking to teach them about wifi security vulnerabilities through a ...
1
vote
1answer
5k views

Android apk malware

I was browsing some website last night and that website suddenly sent me an apk called 'browser_update_install.apk', DrWeb light detect it and was able to delete it. My question here is about the apk ...
1
vote
3answers
1k views

Sending secure information from app with ssl

I'm a web developer, but I occasionally step over into doing some mobile app development here and there. A client recently asked me to help them develop a very simple app. The app is essentially just ...
3
votes
1answer
297 views

Data remanence on mobile devices

The methods in which data should be deleted is strictly enforced by the DoD as well as others security sensitive organizations. However, there are complications with deleting data on an SSD. Given ...
3
votes
2answers
246 views

Suspicious phone browser activity

On a droid Razr M, I used chrome to log in to Gmail instead of the app. It asked to log in as me on a toast at the bottom of the browser, taking my credentials from somewhere on the phone I assume. ...
9
votes
1answer
4k views

Android Device Encryption

I am trying to understand when using the default android device encryption in 4.0.4 ICS (AES-CBC 128Bit) how the Key Derivation Function works? That is how is the users decryption passcode transformed ...
3
votes
2answers
969 views

Best way to secure Wi-Fi Direct connection

I have setup WiFi Direct connection between two Android devices by using Wi-Fi Protected Setup (WPS) "push button" for authentication.I also want to secure the connection itself by securing the data ...
3
votes
2answers
1k views

OS Fingerprinting for Android

Are traditional OS-fingerprinting techniques effective in identifying Android smartphones (OS version) on a network. From my research I found most Android network mappers can be only run from Android ...
2
votes
2answers
425 views

Test Android Secure Encrypted Traffic

For testing android traffic encryption I have configured a VPN client in my phone. What simple test I can perform in my home wifi network to verify that the traffic is really encrypted and secure?
4
votes
5answers
3k views

Track lost Android phone, if the thief is using it to access internet

I had a Samsung Galaxy S3, which got stolen recently but didn't have any built-in tracking software. But since the theft my friends often see 'me' on many online mobile chat applications. I conclude ...
2
votes
3answers
141 views

Is possible to know if increased marketshare means more viruses?

I'm having an argument with other developers about why more "viruses" exist (including all forms of external attacks, exploits, etc) in Android vs iOS. Like with Windows vs *nix, the main idea is that ...
1
vote
1answer
140 views

how to protect from Network scanner on android?

How can I block and detect network scanners on android platforms to stop scanning vlan of my hot spot. My question is: which scanners they use? how can i detect such scanners? Can i protect ...
7
votes
3answers
1k views

Are Web Views in android secure?

"Web Views" are views that display some online content, usually a webpage within an android app. Implemented "Web Views" usually don't seem to have any kind of status bar or an address bar to confirm ...
5
votes
2answers
182 views

How much should I care about the iOS/Android version when pentesting mobile app?

Lets say I am performing penetration testing on mobile application, How significant is the version of operating system I am using while running the application? I.e. if I test mobile application ...
4
votes
2answers
2k views

How to secure usb data storage of Android phones?

I just found out that if I connect my phone to a laptop with a cable, the password becomes completely USELESS. So how can I protect the data in my phone from a usb cable? It's actually very easy to ...
6
votes
1answer
1k views

Same-origin policy for file: URLs in Android browser?

When you load a file:// URL in an Android WebView or in the Android browser, what does it treat as the origin? What can the Javascript on that page access? Can it access other files in the same ...
5
votes
1answer
5k views

Encrypting data for Android mobile app

I am creating a mobile app for Android. This is my first mobile app by the way. I have decided to store data used in my app in a SQLite database in the target Android device. The data I am storing ...
2
votes
1answer
573 views

Android Application penetration testing

Have problem intercepting HTTPS requests of android application.certificates in android are kept under /system/etc/security/cacerts/ which is different from its previos version of os in cacerts.bks ...
0
votes
2answers
344 views

Pre boot authentication for Android phones [closed]

is there any way to have pre boot authentication on android phones? It would be nice if it would work with YubikeyONE's one time password mode.
3
votes
2answers
1k views

Is it legal to store/send user's device's IMEI/MEID? [closed]

I'm working on an Android application with a "ban-system". The customer suggested using devices' IMEI/MEID as identifier and asked me about legal issues about that. Is it legal to store/send user's ...
6
votes
1answer
680 views

Android and AES side channel attacks

I am working on a project that will involve symmetric AES 128 bit encrypted communication between an Android application and a bluetooth device. Are there any public AES libraries available for ...
2
votes
2answers
2k views

Android Apps accessing DNS settings?

I have my android device rooted, and only one RootTool app (Which is fairly popular and seems trust worthy to me, and which I use to tweak the phone) with root access. And I remember correctly setting ...
3
votes
2answers
140 views

Application communication monitoring

I am seeking a way to monitor communication between Android applications in order to detect their suspicious behaviour but I am not sure where to start the development process from. As far I have ...
2
votes
2answers
338 views

Studies on Android users' attitude to security

I'm a final year BSc. student of Computer Security & Forensics at the University of Bedfordshire (UK). I'm investigating perceptions of security on Android platforms, and how to educate users of ...
4
votes
3answers
2k 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 ...
5
votes
2answers
1k views

How can I use nmap to distinguish between a normal linux machine and an android device?

According to this link: here, nmap 5.2 onwards is now supposed to detect android smartphones. I am using nmap 6.01 but it only identifies android devices as running a linux kernel.
7
votes
3answers
2k views

Does a working JTAG diagnostics port on Android phone add unnecessary risk?

Not enough people seem to know about JTAG outside the hacker and LEO communities but the short version is that JTAG allows anyone with physical access to your phone to chew their way right into it. ...
4
votes
5answers
9k views

Nexus 7 (Or any other good android tablets) For pen testing

I'm considering investing in an android tablet for pen testing. Does anyone know how capable they are with pen testing? Can they compile code or forward packets? Are any applications that work on ...
4
votes
3answers
278 views

Are there any known botnets targetting smartphones?

Are there any known botnets that specifically target smartphones? What is their topology and how are they controlled? What are they used for?
5
votes
1answer
261 views

Android, how to protect in case of theft

What are some steps to take into account to protect an Android phone in case of theft? Smartphones are everywhere now, before the market was dominated by Blackberry and Windows Mobile. These days ...
13
votes
4answers
2k views

Tools to help test the security of Android applications

What are some decent frameworks to test the security of Android applications? With frameworks I mean either software based to automatically scan these applications or a guide (like OWASP has for ...
2
votes
1answer
3k views

Kik | WhatsApp - Encrypted? iOS / Android Message encryption tips [closed]

Kik says that their client is using ssl etc. But it's kind of hard to tell if the messages is actually encrypted between the devices. What i can understand is that they don't got device-to-device ...
7
votes
2answers
2k views

How do I protect my Gmail account when accessing it via an Android smartphone?

I have a Gmail account that I also access via an Android smartphone. The mail account could be used to reset passwords for other online accounts, so I want to tighten up the security around this ...
0
votes
1answer
146 views

How to secure unprotected Telnet Server on Droid 3

I have a Droid 3 and for whatever reason it has a Telnet Server running on port 23. It requires no credentials and it has root permissions. It bothers me when I'm connected to wifi networks because my ...
1
vote
1answer
895 views

Fuzzing Android API

I am thinking of trying to make an Android API fuzzer (I never made a fuzzer before, but I understand the concepts), and I was wondering which API calls would be the most interesting ones to fuzz from ...
4
votes
3answers
391 views

Android phone number from disk image

I'm trying to work out what the current phone number is for an Android device based solely off a disk image. I've looked in the mmssms.db and the contacts2.db but neither seem to store the details of ...
4
votes
1answer
218 views

How can I do a secure reinstallation on an android device?

I want to reinstall the rom on my android device. I like to assume that the system is infected when I do a reinstallation of any device, so if it was really infected and I haven't noticed, I'm on the ...
4
votes
2answers
3k views

How to supply OpenSSL generated Private & Public Keys to iOS & Android apps?

The problem statement is: To supply clients on a network with individual Private & Public keys generated on a Server over the wire(over a HTTPS connection after they are registered). The clients ...