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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9
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4answers
4k views

Any useful tools for Android source code review? [closed]

I'm wondering if anyone has some recommendations for Android source code review which is Java based. For example, reviewing an Android app for security issues. Bonus for being F/OSS. Fortify seems ...
3
votes
3answers
753 views

Can malware on my computer infect my phone?

Suppose my computer is compromised or has malware. Can the malware spread to my phone? If so, how? Has any malware been observed in the wild to do this? Relevance: Some banks use two-factor ...
3
votes
3answers
488 views

What are the security implications of phone based keyless entry systems?

I have just been reading about Lockitron which promises to provide phone based keyless entry for the home. As great an idea as this sounds it strikes me that it could come along with some very serious ...
16
votes
4answers
1k views

Security risks of scanning an unknown QR code

What are the security risks of scanning a QR code from an untrusted source? If the QR code was constructed by an attacker, what can the attacker do to me? Do widely used QR scanners have any known ...
6
votes
4answers
3k views

How to harden an iPhone/Android app so its tough to reverse-engineer it?

These are the following objectives I have in mind: Make the app hard to crack, as the binary will hold some secret tokens. If it still can be cracked, is there any way the app can tell someone or ...
5
votes
2answers
3k views

How to make an iPhone app HIPAA compliant?

How do we make a iPhone app HIPAA compliant. Our website is HIPAA compliant since we use encryption at rest, we use SSL, and other security provisions. Will using a SSL connection give us the ...
4
votes
2answers
4k views

iPhone full disk encryption and theft protection?

Is it possible to fully encrypt an iPhone? What cipher does it use and are there any weaknesses? How can I protect my valuable data, such as email, when my iPhone gets stolen?
10
votes
8answers
598 views

iPhone Tracking debacle - risks and countermeasures

For those of you who are not familiar with the topic, a quick search will turn up a lot of hits, e.g. see the researcher's report at Got an iPhone or 3G iPad? Apple is recording your moves - O'Reilly ...
2
votes
2answers
1k views

Guidelines for secure iPhone application development

Are there any security guidelines for development and assessment of (native) iPhone applications?
0
votes
2answers
641 views

Is a VPN the only way to protect against rogue Wifi access points MITM attacks?

Given that it's very easy set up a rogue access point and MITM that connection, is a VPN to a trusted host the only real way to secure my browsing and other TCP/UDP actions? This question relates to ...
2
votes
3answers
2k views

Intercept data sent via bluetooth

I am trying to re-write a closed-source application, originally deployed on mobile devices, that lets you command and control a certain type of mechanical robots via bluetooth. The new application I ...
3
votes
1answer
164 views

Resources on security risks of NFC

Mobile phones are, increasingly, starting to support NFC. NFC can be used for a rich set of applications (including mobile payments, identity, and file sharing). What are primary security risks ...
1
vote
1answer
443 views

Are there Bluetooth attacks on Smartphones that will not notify the user of the attack?

Are there Bluetooth attacks on Smartphones that will not notify the user of the attack? Specifically forcing a reset or opening an application.
6
votes
4answers
1k views

Is Remotely wiping a cell phone really a valid defense?

In this month's issue of the SANS Institutes "Securing the Human" newsletter, the topic was lost and stolen cell phones. In the section on what to do if your cell phone is lost or stolen, it included ...
3
votes
2answers
603 views

List of Top security risk/attack scenarios for android application

WHat are the possible security risk/attack scenarios for android application. This is with regards to the OWASP top 10 Mobile Security threats discussed here: ...
-3
votes
1answer
293 views

How can cellular phones be eavesdropped on? [closed]

I know its really stupid question but one of my friend told me that he can listen to the guy who calling on his mobile phone without his phone being the one the call is controlled by. What ways could ...
8
votes
4answers
7k views

How can SMS spoofing be detected?

SMS spoofing involves faking the source ID, by replacing it with alphanumeric text. This can be useful for mobile providers, but can lead to security issues such as social engineering. How can we as ...
3
votes
3answers
639 views

Android Pen Testing

I have been pen testing a random android app that uses POST method to send data to a remote server using HTTPS. I have set up a proxy and am able to intercept the traffic, however the POST method ...
6
votes
1answer
442 views

What governing body is responsible for the use of GSM SMS alphanumeric SenderID's?

Currently, I am writing a paper about GSM sender spoofing and how this flaw is possible with the use of different techniques and attack pattern in the GSM 2G implementation both technically and ...
4
votes
3answers
374 views

What are the problems with bring-your-own-device related to smartphones?

What are the problems with bring-your-own-device related to smartphones? Companies see this more and more everyday, people want to use their personal devices on the corporate network or even use them ...
6
votes
1answer
273 views

What are the security measures taken on GPS transmissions?

I was just reading this article on how phone GPS work and the improvements that Apple had done to reduce the amount of time those calculations take on a regular iPhone. That makes me wonder: what ...
28
votes
1answer
2k views

How does a new SMS message overwrite a previous one?

During a talk from a vendor, the speaker mentioned that their product used a "little known feature" of SMS in order to overwrite the last text message received from them. This feature was being used ...
4
votes
4answers
439 views

What do you do to protect data on a Macbook in the event of theft/loss of the device?

What setup do you recommend to protect data on a MacBook in the event of theft/loss of the device? I'm specifically interested in Macs here, rather than laptops generally, and in concrete ...
7
votes
3answers
1k views

BlackBerry handheld penetration testing

Are there any relevant resources, tools or documents about penetration testing of BlackBerry handhelds?
5
votes
3answers
1k views

Is there a reason to protect SIM with PIN?

If phone would be stolen then SIM card will be thrown out by thiefs just after the theft so that they can't be found. If phone would be losed then it will be harder to find an owner for people that ...
1
vote
1answer
781 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 ...
2
votes
3answers
283 views

Secure device pairing protocol

I need to implement secure pairing between two devices based on a short shared PIN code with no trusted third party. If you think about the way bluetooth devices pair you won't be far off -- my ...
4
votes
1answer
779 views

Blackberry + RIM Bluetooth-based Smart Card Reader

Has anyone used this Bluetooth based smartcard reader? (scroll to bottom) If so, what are your experiences with it? Can you tell me if it's possible to require only the presence of the card + card ...
1
vote
0answers
109 views

What's the deal with SMS archiving? [closed]

The other week I was texting a friend of mine, and something happened that I haven't experienced before. Instead of receiving the text I'd just sent, my friend received a text I sent several months ...
0
votes
1answer
139 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 ...
23
votes
2answers
1k views

What is the attack tree to intercept traffic on Wimax?

My current understanding is that sniffing traffic on 4G (lets use Wimax and LTE for the purposes of this question) and 3G is not a simple matter and either requires you setting up a fake base station ...
3
votes
1answer
165 views

Facebook changed the default email address for every contact. How do I mitigate the impact and risk?

Facebook created a problem for regulated industries and Registered Investment Advisers (RIAs) by changing the default outgoing SMTP address for every contact to a @Facebook.com address. This is an ...
3
votes
2answers
1k views

SMS / voice call interception with a fake base station

This answer to a similar topic describes in a detailed way how vulnerable SMS and voice calls are in terms of decryption. In order to do so, an attacker needs to set up a fake base station located ...
5
votes
7answers
2k views

What security risks exist in cell phone apps' data transfer?

Smartphones apps transfer various types of data over the provider's data network (or wifi, if enabled). What security risks are there in this transfer, and how can the risks be mitigated? I'm not ...
9
votes
3answers
2k views

Suitable cipher for SMS encryption

I would like to create application for encrypting SMS messages. After long enough discussions I decided to use symmetric encryption, since handling public/private keys issue is too difficult for most ...
7
votes
3answers
2k views

Encryption on mobile phone - myth?

Well, about six months ago I had pleasure to meet Harald Welte and when he talked about m-banking (banking via smartphones) he said that the most people thing it's safe while, in fact, mobile ...
5
votes
3answers
3k views

What makes the Blackberry device and network more secure?

One of Blackberry's strongest assets is the "network" that it uses. Can someone explain, or link to technical information that covers what this secure network is, and what it does better than the ...
8
votes
1answer
1k views

How should I protect in-app Android payments when using a separate server?

I am currently implementing Android in-app payments, and am wondering what attack vectors I should look out for. I have a simple application to view server-generated content. I want to allow the user ...
3
votes
1answer
326 views

Implementation of Blizzard's Mobile Authenticator

How is the Blizzard Mobile Authenticator implemented? Does it happen to use OATH-TOTP or something similar?
8
votes
3answers
2k views

Can malware read keychain entries on iOS devices?

Keychain entries of a 3rd party app are protected according their 'protection class'. For example, assigning the class 'kSecAttrAccessibleWhenUnlocked' to a keychain entry means that the entry is only ...
27
votes
1answer
6k views

iOS Encryption Details

Following on from this question Does anyone have any details/resources on the technical specifics of how apple implement encryption on their iOS 4.x series devices? The Apple marketing material here, ...
10
votes
3answers
3k views

iOS/Android Pen-Test

This question might be vague, that is because I am not sure where to start. There are a lot of books and courses on pentest focusing on networks, systems, and OS such as windows, yet I haven't been ...
7
votes
1answer
407 views

Should iPhone backups be encrypted? Is this in-scope for Corporate IT if the device is linked to a home pc?

iPhone backups may reside on a computer that is outside of IT Policy (Home PC) and therefore doesn't have any Corporate IT protections on it. If this home PC was stolen or hacked, then the iPhone ...
8
votes
4answers
659 views

How to track a laptop after theft?

Our company had a break-in this evening and a laptop was stolen. The data on the laptop was not super-sensitive (luckily); however, we would like to be able to track the laptop if at all possible. ...
2
votes
1answer
296 views

iPhone Credit Card Payment

I am trying to understand what is the best way to implement a credit card payment flow into a native iPhone app. From what I see on the market, most of the apps use a WebView to process the payment. I ...
4
votes
1answer
311 views

How does the mobile security technology APNS and 3LM work?

APNS is an iPhone technology that assists with mobile push. 3LM is a BIOS-level security technology embedded in certain Android phones. I recently got off the phone with Boxtone and they said they ...
4
votes
2answers
157 views

iPhone - logging out user when app goes into background

Our (financial/banking) mobile app requires user to enter username/password in order to get data via webservice calls. Once user is logged in, credentials are stored in global variable until user logs ...
13
votes
3answers
313 views

Malicious QR Code and Mitigation

I just started reading a little on QR code, so I'm not entirely familiar with QR Code capabilities, but a thought crossed my mind today. I scanned a QR Code on a postcard I received, and it ...
7
votes
3answers
8k views

Is Android's Password Screen Lock Enough Data Theft Protection?

With the exception of the SD card data, is Android's built-in password/pin/pattern screen lock enough to protect data stored in your phone's internal storage in case of theft? Or can a thief simply ...
13
votes
7answers
6k views

What are the realistic, and most secure crypto for Symmetric, Asymmetric, Hash, Message Authentication Code ciphers?

I'm interested in updating this two pronged question for 2011: What cryptology is most appropriate for low-powered devices (such as a cellphone), and yet still effective? What cryptology is most ...