Security in mobile devices. Issues concerning regular cellphones, smartphones, tablet computers and other portable information devices all fit into this category.

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2
votes
1answer
394 views

Authenticating users on offline devices such as ipad

We are wanting to authenticate the user inside a webapp (javascript/html inside browser) running on a tablet, but want to be able to do this when the device is offline from the network. I realise this ...
2
votes
1answer
707 views

Track an Android phone through its IMEI

My mobile phone got stolen few days back. I tried all possibilities to track it, the only option is through IMEI. Can I know which SIM card is running on that specific IMEI?
8
votes
1answer
908 views

How to properly delete all data from cell phones?

Lately I've been thinking to get rid of some old smartphones; among them an Android device and a Blackberry. Not selling or recycling them is the ideal solution, however, I still would like to know ...
4
votes
5answers
2k views

How secure are “mobile authenticators” versus traditional key fobs?

Two-factor authentication, password + device, seems to be increasingly mainstream among consumers with products like Activision Blizzard's Battle.NET authenticators. However, I am curious what the ...
21
votes
5answers
2k views

How can I choose a strong password that is easy use on a smartphone?

Typing on a smartphone is tedious. Special characters are the hardest; lowercase letters are generally the easiest. But even a long all-letter passphrase like "correct horse battery staple" is ...
3
votes
4answers
581 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 ...
-2
votes
2answers
1k views

Can a windows phone be traced without a SIM and battery [closed]

I lost my lumia 800 mobile two days back. If the sim and battery is removed can it be traced with the IMEI number by the cops if I lodge a complain? Or can the location be traced if a new sim is used ...
1
vote
1answer
63 views

Starting point for Mobile Device Security particularly in a MDM setting?

I am looking for some good reference material (books, blogs, names, etc..) regarding Mobile Device Security. I am specifically interested in Corporate Mobile Device Management (MDM) where often ...
3
votes
2answers
888 views

Do telecom operators listen to every phone calls

I usually don't answer unknown numbers. Few days back i got couple of calls from unknown numbers and i didn't answer it. That evening i had contacted one of my lady friend and the next day i got a ...
25
votes
5answers
10k views

What is preventing us from sniffing the mobile phone communcation?

I'm learning wireless penetration testing. It really is amazing. But it made me wonder, what about mobile phones? They are also means of wireless communication. So, our entire voice must be in the air ...
4
votes
1answer
99 views

Is access to the caller API in mobile phones a real security threat?

From time-to-time I receive "Unknown" caller on my mobile phone. I do not want to answer those calls as I do not trust the identity of a caller. I feel safer if I can see caller name or at least ...
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 ...
-2
votes
3answers
84 views

Do Mobile Device Management solutions provide a mechanism for an internal website to know what kind of device is connecting? [closed]

Is there any mechanism in mobile device management solutions that would allow a web server (for an internal, authenticated system, e.g. SharePoint) to know that a request is coming from a mobile ...
15
votes
2answers
381 views

Mitigating the loss of a mobile phone used for second-factor login

Take the following scenario: John is using GMail for his primary email account and LastPass as his password management system. Both of these accounts are using the Google Authenticator mobile ...
3
votes
3answers
962 views

Security concerns with malicious NFC tags?

I was reading this article from Life Hacker, How to Automate Your Phone for Every Room in the House with NFC Tags. The idea is to place NFC tags around your house, car, etc. so that you phone will ...
13
votes
3answers
537 views

What prevents people getting charged over NFC in crowded places?

I don't have an NFC-enabled device and I couldn't find any information about this in Google. What is it that protects me against an attacker with a portable NFC terminal charging payments by just ...
2
votes
1answer
189 views

Does Verizon Wireless LTE network have intrusion prevention capabilities?

Can someone tell me whether or not Verizon Wireless's LTE network has an IDS/IPS capability? I'm trying to compare the security of their CDMA/LTE network to others that are GSM. EDIT for clarity: I ...
5
votes
1answer
354 views

Distributing API Keys to Mobile Apps

I'm currently developing a mobile app (iOS based initially) that consumes multiple APIs. Currently we're storing API keys as strings in the the prefix header file, and initializing most of the APIs ...
9
votes
1answer
620 views

List of methods in iOS that have been deprecated for security reasons?

Is anybody on the nets keeping track of iOS methods that have been deprecated by Apple for security reasons? I have searched around but with no luck. Going through all the deprecated methods and ...
10
votes
1answer
1k 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 ...
3
votes
1answer
332 views

Does the Windows Surface RT or Pro (Windows 8) support local encryption of Activesync data?

Our company policy is requires the local encryption of data for all email (in case the device is stolen) Does the Windows Surface (either version) support local encryption? Is the local device ...
4
votes
1answer
630 views

Would introducing client certificates for a mobile app improve security?

I have developed a REST API which has been configured to only operate over HTTPS. The sole purpose of this API (at least for the moment) is to operate as the backend entry point for a mobile ...
12
votes
3answers
2k views

How are mobile telephony networks like LTE and HSPA encrypted?

How are mobile telephony networks like LTE (4G) and HSPA (3G) encrypted? between what parts is the communication encrypted? who has access to the keys? is symmetric or asymmetric encryption used? is ...
3
votes
2answers
109 views

Authorising use of apps from a public store with no back end service

I have a project I'm involved in which needs to distribute a mobile app to a specific audience. Due to regulatory restrictions in the target market, only this audience is allowed to access the data ...
12
votes
2answers
857 views

Protecting cellphones from USB attacks (a.k.a. Juice Jacking)

We have several smartphone with encrypted data on them (BES, iPhone, Android) and want to prevent an unauthorized person from downloading information from the device via USB. The visual assumption ...
6
votes
1answer
101 views

What hardware do I need to monitor mobile traffic?

What kind of hardware would I need to monitor data sent between a mobile handset and a base-station?
4
votes
2answers
277 views

Evernote hacked - precautions?

On March 2, 2013, the digital note taking system Evernote was hacked. Evernote has forced new passwords and have released new updates to Windows, Windows phone and iOS of their client software. ...
1
vote
1answer
189 views

How effective is Activesync Certificate revocation using CRL or OCSP

We determined that a number of our account lockout issues are related to Activesync devices using old/expired passwords. One way to remedy an account lockout issue is to issue and deploy certificates ...
3
votes
2answers
220 views

When cellphone providers give “unlimited social networking”, how do they identify the traffic?

Some providers will give unlimited traffic for things like Facebook, Twitter, LinkedIn and even YouTube in some rare cases on smartphones. I'm wondering if there's any documented way they identify ...
15
votes
4answers
1k views

What measures should be taken when losing an iPad

When losing a tablet that has been used to access email accounts , beside changing the passwords, is there anything more can be done? What are the most common problems that might occur if the iPad ...
1
vote
5answers
915 views

making an iPhone/Android app which sends a user password to my server, how to secure?

I'm making an iPhone/Android app for my website, users already have an account on the website and the app will allow them to login. I don't have SSL on my website, but it's just a reviews website and ...
5
votes
3answers
692 views

Does any tablet support remote attestation?

Some PCs come with a TPM. One of the nifty capabilities of TPMs is the ability to perform remote attestation. Remote attestation allows your computer to tell a third computer what software your ...
3
votes
1answer
1k views

Should I install an antivirus on my mobile phone?

Is it advisable to install an antivirus for a mobile? I have recently purchased Note 2. Not too sure of how heavy application usage would I indulge into. But I would like to know if for safety ...
2
votes
3answers
4k 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 ...
2
votes
2answers
301 views

What are the best practices for maintaining privacy on a non-jailbroken iOS device?

iOS, like most other mobile OSs, has the potential to leak significant chunks of personal information to 3rd-party apps and to ad and tracking networks used by those apps, which in turn also has the ...
0
votes
1answer
104 views

Mobile Broadband, e-Fraud & Anonymity Against My Website [closed]

I was wanting to know if the blend in the title of this post provides e-criminals an open field to explore. What I mean is this: say a fraudster goes and buys a pay-as-go SIM card from a certain ...
1
vote
3answers
188 views

Requirements for a smartphone anti-theft App

I recently installed Cerberus in my [personal] Android device to get some protection against theft (I'm not really interested in protecting its data, but rather in increasing the odds the device will ...
5
votes
6answers
6k views

Blocking insecure iPhones from accessing ActiveSync

Considering that the iPhone 3GS and the iPhone 4 (and the latest iPad) all support local device encryption, how do you enforce that only secure devices can connect to your ActiveSync endpoint? In ...
2
votes
5answers
257 views

Safer way to access paypal, Mobile or Pc?

I often find it difficult to chose if it is safer (in any context) to log in to my paypal, or other similar banking accounts using my Nokia or my PC. Maybe, I am assuming the fact, that since I do ...
7
votes
3answers
562 views

Is a mobile app more secure for mobile use than the “normal” website?

An untrained end user who uses a mobile web browser is vulnerable to phishing and can't easily verify the the authenticity (or security) of a website among other issues. Also, it is very easy to ...
5
votes
2answers
164 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
4answers
382 views

Received a Kindle from a stranger, what are the risks?

While getting a coffee today, a man walked up to me and offered me a kindle. he said he no longer wanted it and that he was looking to give it away. An avid reader, I accepted. It has no accounts on ...
8
votes
1answer
3k 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 ...
2
votes
1answer
245 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 ...
1
vote
2answers
667 views

Is Webroot's Business Endpoint Security up to snuff for mobile workforce?

I'm in a small software company and getting ready to begin supporting 7 remote sales guys out on the road. They all have recent ultrabooks and most of the tools they will be using are in in the ...
2
votes
1answer
2k views

Tutorials, Exercises and Environemnts for Penetration Testing Mobile Environments

I'm looking for a list of exercises or distributions to practice penetration testing on mobile environments. There are plenty of existing things like the environments found at pentesterlab.com and ...
1
vote
1answer
109 views

How to verify data from localStorage on a server

This is a cross-post from my Programmers.StackExchange post - I think this might be a better forum to ask this question. Admins - please delete either of them as you deem fit. On my mobile app, I am ...
3
votes
4answers
376 views

User-to-user encryption in addition to SSL for mobile phones?

I have learned that SSL is a protocol to implement machine-to-machine encryption and that there are protocols, like PGP, which implement user-to-user encryption (end-to-end encryption). There are ...
1
vote
1answer
135 views

Would it be possible to extract user agent strings from 3G/4G Data

At a location where 3G/4G Data is prohibited, would it be practically possible to extract user agent strings from 3G/4G Data and compared to a list of known mobile browsers, assuming that the correct ...
1
vote
2answers
500 views

How do I holistically protect a web service from network and MITM attacks?

I have several financial web services that are accessed over HTTPS, however the client devices may be accessing the web services over untrusted WiFi, through questionable proxies, and possibly ToR ...