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
2answers
99 views

How can Authenticity be achieved in SMS or Text Messaging?

What tools or information is needed to verify the authenticity of a SMS message... or to send one so that such authenticity is intact? This answer describes something as a "message center", but I'm ...
7
votes
3answers
143 views

Are there any severe concerns of sending the user's login and password with each HTTPS request?

Due to certain requirements/constraints, I'm wondering about sending user login and password with each request. This somehow doesn't feel very good to me, though I think for my particular case, it ...
-1
votes
2answers
248 views

Will it matter if I give to someone the IMEI or Serial number of my device? [duplicate]

Just as the title says, if I have for example a pocket wifi will it matter if I give the IMEI or serial number to someone who ask for it? Or maybe a crucial device that can affect your health like ...
0
votes
1answer
75 views

Key management: Detecting that a key has been compromised?

I am looking at communication between our iOS/Android mobile app on the one side, and our RESTful web services API on the other side. From the server side, I have to assume that anything I receive is ...
1
vote
2answers
54 views

Detecting different jailbreaks

I am using an application that shuts down and quits when it detects a jailbroken phone. Is it possible that this application only detects some kinds of jailbreaks and not others? Or do applications ...
3
votes
4answers
2k views

If a thief has the phone in their possession, how can Password Recovery be implemented securely?

Standard password recovery involves sending a password reset mechanism to the user; either to email, sms or telephone call. However, if a phone has been stolen the thief has full access to these ...
3
votes
1answer
167 views

Dangers of WAP billing?

Recently I clicked an ad by mistake on my phone and it routed me through different pages and popups automatically. On of the pages had my mobile phone provider in its URL and WAP-billing. So I ...
4
votes
0answers
77 views

Are mobile phone calls cached by the network? [closed]

While transmitting a phone call from one mobile phone to another across several carriers, I assume it may be necessary to buffer the audio data for a few seconds. My questions: a) Is it true, ...
2
votes
2answers
113 views

Can BlackBerry keep us safe from network providers

I recently brought a BlackBerry mobile and the reason I have gone with BB was the security it ensures and now I have a doubt. That said in the Internet, Massage from BBM will first reach Canada via ...
1
vote
1answer
136 views

Can the location of a cellphone be pin-pointed?

If a person uses a SIM card that is pre-rica registered (meaning it is not registered on his name but the supplier), can you pin-point where a particular message or call was made from? For example: ...
3
votes
1answer
814 views

iOS application pentest without jailbreak

Is it possible to run a security assessment on an iOS application using a non-jailbroken device? My device was recently restored (recovered - no SHSH blobs) to iOS 8.4.1 (as Apple doesn't like ...
12
votes
1answer
156 views

How can mobile sign-on be secured from imposter authentication screens?

History seems to have come almost full circle where old issues are shown in new/emerging technologies. Background If you trust the operating system, Windows originally had the Control - Alt - Delete ...
0
votes
1answer
102 views

A “hardware” random number generator for mobile phone

I have been trying to write a random number generator using the hardware of the phone. After reading other people's attempts and tried some. I came up with the following to generate the seed: Play ...
1
vote
0answers
162 views

How to know our mobile number or phone has been hacked?

We have a Xiaomi Redmi 2 phone and a sim card in it. Yesterday we started receiving angry and swearing text messages. we called the numbers back and apparently a mass angry text messages have been ...
10
votes
2answers
1k views

Firewall on smartphones

PCs communicate with the help of ports,eg. HTTP communication takes place over port 80. Due to the nature of these ports, an open port is an avenue for an attack. That's where firewalls come in. The ...
2
votes
0answers
90 views

Does the Java version matter when compiling an Android, Amazon, or Blackberry app? (for security reasons)

I need to compile an app that will run on an Android, or Android compatible system (Android, Amazon Fire, or Blackberry). The developer documentation says that JDK 7 is needed, however there are ...
1
vote
1answer
145 views

Does the carrier network autheticates itself to the SIM card?

From my understanding this is how SIM authentication works: When the mobile device starts up it obtains IMSI from the SIM card and send it to the operator network Operator network finds the Ki(128 ...
4
votes
3answers
433 views

How is “Touch Jacking” prevented on iOS, Android, and Win 10 - touch?

I'm looking at the security of both iOS and Android from a Touch-jacking security perspective. In other words, I expect that an application can be in a secure state to ensure that no overlays, screen ...
2
votes
2answers
175 views

How to test image upload vulnerability in a mobile application?

I am administering a mobile application with many users. Users can upload their own .jpg images. I cannot know at this moment if image inputs on the application I am administrating are sanitized or ...
0
votes
4answers
238 views

Cell phone monitoring device

This Chinese company claim their device/sim card can track other cell phone locations, record phone calls and SMS. Is this possible without having access to the other phones first? What do you guys ...
4
votes
2answers
301 views

How to trace source of clickjacking attack within a website using developer tools?

When surfing a popular Wordpress website on my mobile, clicking on a link to an article within would sometimes open a new window to a malicious website or launch the Apps Store. I am interested to ...
2
votes
0answers
167 views

What unique device fingerprinting information can an iOS9 app collect?

As a follow-on to these questions: What unique fingerprinting information can an iOS7 app collect? What unique device fingerprinting information can an iOS8 app collect? Apple has apparently ...
27
votes
4answers
14k views

Is HTML5 vibrate feature a security vulnerability?

While surfing a news website on my mobile, I receive a virus infection alert warning that triggers my phone to vibrate incessantly. The alert looks like the following: I didn't expect my phone to ...
2
votes
1answer
180 views

Two factor authentication: SMS/TOTP, but what if you only use your phone

I found a code by SMS or TOTP on a phone as a second factor of authentication to be a good solution for when you're using your computer to login to a website. Most people have a phone which can either ...
5
votes
1answer
437 views

Security of Yahoo's new authentication: On-demand password

Yahoo is trying to remove passwords from authentication and use on-demand password authentication system instead. I wonder how this new system will be secure? Even if somebody steal your mobile can ...
1
vote
1answer
512 views

Is it possible to secure an Android Intent from other calls from apps?

I'm looking at the architecture of Android and want to come up with a service that allows for multiple applications (3rd party) to call a local android service and fetch data. Think of this as a ...
2
votes
1answer
215 views

Rootkits, Bootkits detection and protection and Firmware alteration

I was hacked in an extremely intrusive manner in late 2013. Ever since then, not a day has passed where I don't think about this. A lot. My question has to do with the likelihood of the attackers ...
2
votes
1answer
53 views

Are there any examples of when personal email data can be brought into a lawsuit involving a corporation?

If users bring their own device (BYOD) and they have corporate Exchange (or Goodlink email) on that device, could the other email accounts on that device be open to a legal search? Would the SMS ...
-3
votes
2answers
199 views

Can your phone be traced without your SIM card for Android? [duplicate]

I'm just wondering I'm not a criminal but a friend is also wondering and Idk.
4
votes
2answers
221 views

Email for the second factor in 2FA systems

the scenario is in a corporate environment and not connected to internet. The other day I was arguing with my colleague on whether email is good enough to be the second factor in a 2FA system. My ...
2
votes
3answers
507 views

Is it possible to protect against rogue mobile base stations? [closed]

I just read the answer to this question Mobile numbers capture and transmit data and it sounds surprisingly simple for calls/SMS (and data?) to be intercepted by a fake base station. From what I ...
-1
votes
2answers
152 views

Can the payer of my cell bill listen to my calls? [closed]

I am not an IT person so I'd need a simply-worded answer. I'm considering getting a smart phone, and someone else would be paying the bill, someone I don't necessarily trust. I'd like to know: would ...
1
vote
1answer
105 views

Signup/Signin with Mobile+PIN

Telegram implements signup/signin with mobile number and a 5-digit one-time password. I believe the flow to be something along the lines of this: Grab the mobile number, generate an OTP, cache it ...
0
votes
1answer
107 views

Is it possible for someone else to add a photo to text messages I am sending? [closed]

Is it possible for someone else to intercept a text message I am sending and add a photo to that message? I recently answered a text message I received from a friend and half way through typing out ...
1
vote
1answer
46 views

Tablet antitampering [closed]

We'll be distributing tablets for some group of employees. Enterprise applications will be installed and IT has been tasked with protecting them against users messing with these new toys (i.e ...
7
votes
2answers
24k views

What happens if an attacker steals my phone's IMEI number?

I have some questions regarding IMEI numbers and data and identity theft. While searching online I have found many conflicting answers regarding this topic and would like some clarification if ...
0
votes
0answers
75 views

Alternative to ECC for mobile security

I asked a question a couple of months back, which led me to ECC. The following question is in continuation: Current Setup: I've two devices A and B which need to interact with each other securely ...
0
votes
0answers
68 views

SSO implementation in a mobile application

We are currently in the process of implementing SSO for one of our enterprise client in our mobile application. To make it more user friendly we were considering the idea of adding a new endpoint to ...
3
votes
1answer
5k views

Is my JWT refresh plan secure?

I plan on using JWT for my login system for mobile devices. There is no real standard workflow for refreshing JWT tokens I could find so I created this one below. The reason I want to use JWT is for ...
5
votes
2answers
2k 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 ...
2
votes
2answers
89 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 ...
1
vote
2answers
147 views

Can a mobile operator assign traffic to every SIM card in their network?

When using 3G or 4G internet on my phone, is this running over the SIM card or is this similar to WLAN traffic? Can a mobile network provider assign my mobile internet traffic to my phone by either ...
1
vote
1answer
427 views

Difference between Kali Linux and Santoku Linux

I would like to know, before I will install Santoku, what are the differences between Kali Linux and Santoku Linux? I know that Santoku is dedicated to mobile security testing, but Kali has some tools ...
6
votes
2answers
406 views

Prevent phishing attacks through abuse of IOS URL scheme

I am building an IOS application that will have the following flow: A user completes registration from the web. Upon completion of registration, a link is sent to his email. Once the link is clicked ...
1
vote
1answer
489 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
2answers
197 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
264 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
vote
1answer
212 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
199 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
429 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 ...