Questions tagged [smartphone]

A smartphone is a mobile device which combines many of the basic features of personal computing such as email, media playback and web browsing, with the traditional features of a telephone.

22 questions with no upvoted or accepted answers
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308 views

Recent Pwn2Own baseband exploit

I've just stumbled upon the Pwn2Own Mobile news from three days ago. During which apparently several flagship mobile phones of several manufacturers have (again) been successfully zero-dayed, among ...
4
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0answers
177 views

Location fixing through NFC Tag

I'm new to NFC technologies and I want to develop a smartphone app that reads a NFC tag and sends the location securely to web service. This NFC tag is in a special place and we MUST be sure that the ...
3
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0answers
84 views

Can I detect unique identifiers from random radio chatter?

I am trying to find out if I can uniquely identify smartphones (I would like to find constant identifiers such as IMEI) by passively sniffing the cellular data frequencies. I know that sensitive data ...
2
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1answer
180 views

'Removing' telecom provider from my phone

Baseband Processors have very weak overall security(closed-source firmware, no audits etc.) It also gives the telecom operator very high privileges on a mobile device. So, now I use 2 phones. First ...
2
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0answers
145 views

Hacked iCloud account: how can I protect my iPhone security?

My iCloud account has been hacked. I access links sent by hackers that compromise my iCloud account. The hackers don't have physically access to my phone, the compromised links are sent by them ...
2
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0answers
414 views

How does the “Control Frame Attack” bypass the MAC-Randomization on Smartphones?

In this Study regarding MAC-Randomization of different Smartphone Manufactures on page 15 the so called Control Frame Attack is described. I'm not sure whether I understand this correctly. Are they ...
2
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0answers
5k views

Soft tokens - multiple profiles on same smartphone

Some of our clients have started migrating to soft tokens instead of hardware ones for two-factor authentication to their network. We have apps like RSA SecurID and VIP Access on our smartphones. The ...
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56 views

Can android spyware access photos of my phone

I have installed some mod apks on my phone few days ago and i am feared that if they contain any type of spyware then can they access photos of my phone?
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103 views

Should I occasionally replace my SIM card for security reasons?

To be able to use mobile data (e.g. 4G/ LTE) and mobile telephony (e.g. VoLTE) services on my smartphone, I need to put a SIM card into my smartphone (I know embedded-SIM/ eSIM exists but let's ignore ...
1
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0answers
511 views

Can someone impersonate you on WhatsApp?

Well I'm not a developer so I'm here to resolve a specific question. I have been investigating this subject for a while now and I need and opinion from experts or developers which really understand ...
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0answers
601 views

How could a mobile banking app be hacked?

My phone got stolen, and sent back to where it was stolen a day after. At the moment of stealing, the phone was locked. When I received it back, there was no money left in my bank account. The ...
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765 views

Can a smartphone's PIN or password be brute-forced in an offline attack?

I know of exhaustive offline dictionary and brute-force attacks against any given online account, but can the same method be applied against phones, either Android/iPhones? Or would any such attack be ...
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256 views

Are my SMS messages being intercepted? Or is this some kind of issue with the app itself?

When getting verification codes, I've been getting weird messages, such as: YoUR siGnaL veRiFICATioN c(O(D(E(: ***-*** YOUR SIgNal VERiFICAtION c)O)D)E): ***-*** yoUR siGnaL veRificATiON ...
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69 views

Smartphone spyware and password alias

I got a phone as a gift from a company. The company makes smartphones (for example, say Apple) and specializes on topics that I work on at another company. What are the chances that they might have ...
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29 views

Smart Tablet Device Vulnerabilities

My son and I have a cybersecurity concern. Somebody somehow compromised his tablet, accessed his files, and emailed them to him from something like guerrilla mail but we cannot figure out how. Our ...
0
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2answers
114 views

Do android spyware apps comes attached with games or mod apk files?

I have installed several mod apps of Netflix, amazon prime, games apk from google in android v10. Can spyware be installed through these apk. these apps have not taken much permissions from me they ...
0
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0answers
48 views

Trying to defend against Cell site simulators

I take a phone, insert a SIM Card in it, then connect it to the internet. Then I switch on Wi-Fi Hotspot on it. Then I connect a second phone to the Hotspot of the first phone, and use this first ...
0
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1answer
815 views

Security and privacy concerns about “IMEI check” websites

I know there are few questions about the risk of IMEI with various answers from rare risk to none. But my question is regarding the kind of websites that provide IMEI check services for free with some ...
0
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2answers
186 views

Android phone's lockscreen PIN disappeared?

I own a ZTE Axon 7 (model 2017G) that I purchased secondhand from a reputable vendor in Germany ca. 3 years ago. The phone has been working well, and I updated the OS to Android 8.0. manually earlier ...
0
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1answer
73 views

2-weekly cell phone (android) browsing to columbus . shortest-route . com

Last month I resetted my cell phone, also immediately installed Malwarebytes and Avast. Every scan until now was/is safe. But I also have a virus scanner which is included in my ISP safety package (...
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455 views

Android 10 downloaded suspicious files without my permission

This is my first question on this forum so please let me know if I need to clarify anything. My Android 10 Pixel 2 just downloaded 2 files without my permission today, both named something to the ...
-1
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1answer
65 views

Can cellphone packets be read by someone who only has your phone number?

I got an IM from a person I recently got acquainted with this year. In the text message, he asked me if I knew the name of the website you download free ebooks from (libgen.is) I found it really weird ...