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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12 views

Analog Camera with Static IP [on hold]

For office, I have couple of analog cameras and DVR system. Now, I want to watch the live video on my phone when I away. I got a fixed IP from my ISP, and have a router. But what settings to do for ...
3
votes
1answer
26 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 ...
1
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1answer
27 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 ...
-6
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0answers
29 views

I have iPhone 6 plus - can my boyfriend hack into my accounts? [on hold]

I have iPhone 6 plus - can my boyfriend hack into my accounts using apps or anything?
0
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1answer
41 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
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0answers
53 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 ...
1
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2answers
61 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 ...
0
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0answers
17 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 ...
4
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2answers
211 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) ...
1
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0answers
39 views

Possible to use Cellular encryption data to validate Geolocation?

I need offline-verifiable, time stamped, GPS signals or its equivalent. Since cellular protocols include time stamps, encryption keys and other data, perhaps it's possible to re-use this ...
5
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1answer
49 views

Can a mobile phone be induced to fall back to 2G comms?

http://techcrunch.com/2015/02/25/gemalto-2/ So, a bunch of SIM card keys were most likely stolen, but Gemalto claims that this would only affect 2G networks. Supposing all that is true, it's still ...
1
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3answers
101 views

Prevent MITM between custom phone app and local server

We're building a Wifi enabled device. The device will be installed locally on each client's office and people in the the small office will connect to this Wifi enabled device, They will send/receive ...
3
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1answer
51 views

Mobile authentication with password as param in get request over ssl

I'm building out a new services layer for an existing mobile application. The mobile application authenticates with the existing services layer by providing the user name and password as url params in ...
0
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2answers
74 views

Sniffer attack on mobile

I have Nokia lumia 625. And a guy hacked it using sniffer. That's how much I know about it. He has access to all my online texts(eg. Whatsapp, messenger etc) . and also to offline carrier text ...
2
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0answers
40 views

Detecting 2G/3G/4G Devices [closed]

There are one or two answers that come close to answering this question but they either fall short or go in straight at the deeper end. Essentially, I am interested (for genuinely academic reasons!) ...
0
votes
2answers
85 views

Understanding Certificate Pinning [duplicate]

I am attempting to implement certificate pinning across a suite of mobile apps. I have been reading a lot about the different strategies (pinning to the CA/intermediate, pinning to a leaf cert, ...
2
votes
3answers
84 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
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0answers
46 views

I need a secure laptop tethered to a mobile internet connection. [closed]

I invent things. Think energy, IT security algorithms, etc. I'm actively targeted for information breaches by the largest corporations on the planet. All paranoia aside... I'd like a secure ...
2
votes
1answer
33 views

Is this system of authentication secure for a mobile app? What can I do to improve it?

Users authenticate with their phone number, get a pin text, and if it is correct, they get an access token. Store the access token in a DB in a Token model. The client always sends the access token in ...
1
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0answers
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 ...
2
votes
1answer
61 views

Reading encrypted data before sent to remote server

I'm developing a mobile app (Android only for now) to provide a disposable e-mail service to users. Users will be given temporary e-mail addresses so they can receive and read e-mails for a certain ...
2
votes
1answer
120 views

IP address, iphone, Snapchat

My child is being accused of doing some improper things via Snapchat, but he swears that he did not do anything, and he is the type of person who probably would not. The only thing the police are ...
6
votes
2answers
121 views
+50

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). ...
2
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2answers
288 views

In theory, can a restricted-use ToR network be created with “Verifiable Encryption”? How should I approach learning it?

I have mobile devices (low power, low bandwidth) need to act as a proxy for certain types of P2P encrypted data, such as voting, bitcoin payment, or other specific-purpose usage, and I want to make ...
0
votes
1answer
51 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 ...
0
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1answer
37 views

how does mdm (mobile device management ) work in byod environment to control the camera?

what i want to know is how mdm (mobile device management ) works in byod environment to control the camera from clicking pictures of a printed document?is there a way other than to shut off the ...
6
votes
1answer
445 views

How to protect from caller-id spoofing?

Yesterday, I listened about caller-id spoofing and was left astonished as it's misuse can result in severe consequences for victim. Please tell me how to protect myself from this prank and is there ...
0
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1answer
43 views

Can standalone malware survive on current mobile devices? [closed]

Can malware run on mobile devices? I don't see how it would be able to (given that those devices have fine-grained permissions and sandboxing). Unlike on a desktop OS, malware cannot access registry ...
1
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1answer
62 views

Is CloudKit or iCloud suitable for storing PII?

iCloud is Apple's storage technology that copies data from one iPhone and shares it with every other device. CloudKit is a similar technology that allows (from what I can tell) the partial ...
3
votes
1answer
75 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 ...
37
votes
7answers
4k views

Why do mobile apps have fine-grained permissions while desktop apps don't? [duplicate]

Androids apps use fine-grained permissions for security reasons, iOS apps (afaik) do it as well. Windows 8.1 applications don't have a permission schema like that, all Linux versions which I have ...
3
votes
1answer
38 views

Securing 2 factor data from apps that are co-located on the same device?

Several apps such as GMail, Coinbase, Yahoo and others require the use of the mobile device to gain access to the data within the app. For example Gmail requires TOTP in Google Authenticator ...
0
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0answers
31 views

3GPP Generic Bootstrapping Architecture and IoT/M2M

Is the 3GPP GBA actually in use in some concrete IoT/M2M big deployments? Apparently the OneM2M specs TS-0003-Security_Solutions include GBA in the security stack for M2M and IoT: what do you think it ...
0
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1answer
73 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. ...
4
votes
2answers
136 views

Difference/Relationship between data leakage analysis and vulnerability analysis?

What is the difference/relationship between data leakage analysis and vulnerability analysis? How much and what kind of vulnerability testing is required for data leakage analysis? I have to give ...
1
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0answers
35 views

Does Activesync certificate authentication replace a password, or act as 2 factor?

I am looking at Activesync authentication and want to know if Certificate Authentication ignores a client username and password or Certificate Authentication requires a username and password ...
0
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1answer
69 views

Is there any secure way to transfer data between mobile phones without Internet? [closed]

Assume that I don't have any Internet access in my country. The only thing that I have is a mobile phone with a 3G or 4G SIM card inside. The mobile operator didn't provide any Internet access also. ...
3
votes
1answer
294 views

SIM card - Cryptography

I would like to have general infos about crypto and commom SIM card in mobile phone(I know there may be different implementations, technos according to the operator...). Is crypto used only for ...
2
votes
1answer
37 views

Why would my SSO information be cached on my iphone?

I develop a lot of internal applications/websites for my work using our standard SSO. It uses SAML2 and has a few different levels of security available. We have vendor who is using it for one of ...
1
vote
1answer
124 views

User Authentication for a public website in 2015 [closed]

I am creating a new website for online shopping in .net and was wondering if i have another option beside Forms authentication to validate the users in a safe and secure way (this has been around for ...
1
vote
2answers
156 views

intentionally vulnerable virtualbox or vmware appliances for practicing mobile pentest? [closed]

Is there any virtualbox or vmware appliances or anything like metasploitable that one can use to practice mobile pentest without the real hardware? I can find those for traditional ethernet but what ...
0
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3answers
101 views

Two factor authentication(Mobile)

Consider such two factor authentication on web site: say when user enters username/password on web site - and receives SMS on mobile phone number. For attacker to access this he must know your ...
0
votes
1answer
45 views

MDM: Semi-Complex Password Implications [duplicate]

What would be the security implications if an organisation decided to impliment semi-complex passwords (one letter and one letter), and not fully complex. I'm thinking in terms of mobile devices and ...
0
votes
1answer
43 views

Does Linux and Mac OSX have built-in Credential/Password Managers with API access? [closed]

Does Linux and Mac OSX have built-in Credential/Password Managers with API access like Windows has with its CredMan (CredWrite, etc). It would be preferrable if they could be used without the need to ...
0
votes
1answer
63 views

Default Encryption - A Panacea or Placebo

I wrote this on LinkedIn - Discrete Discretion My first question is: Is it accurate to say that default encryption is a placebo? Will default decryption only make end-users think they are secure ...
1
vote
3answers
476 views

How to intercept and analyze mobile SSL application traffic?

What is the best way to analyze requests sent by a mobile application over SSL? The communication protocol is not necessarily HTTP/S so intercepting them with BURP/ZAP/Fiddler or any other HTTP proxy ...
1
vote
1answer
79 views

What makes an SMS gateway insecure?

Is it specifically something about SMS protocol, the proprietary software used to do message routing, or perhaps an ACL on the server? I would imagine that a gateway accepting emails from anywhere ...
2
votes
1answer
135 views

Methods to defend against rogue (mobile clients)

I'm currently building a MVP (financial mobile app) and trying to understand the best ways to prevent rogue clients interacting with the server. When looking at the security of most mobile apps I can ...
8
votes
1answer
1k views

If I know a currently working exploit to spoof SMS on a major carrier, what should I do? [closed]

This currently works on all iPhones and one known android phone as of today, a formal complaint has been filed with the carrier and the FCC. I doubt they will do anything about it though since this is ...
-1
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1answer
58 views

Are “VPN” and “Certificate Pinning” serving different purpose?

I have a mobile application (ioS) which only certain users are allowed to use, and its coded in such a way that they could only login using secured VPN (with tokens) in order to access our internal ...