Questions tagged [iphone]

The iPhone is a line of smart phones designed by Apple Inc, running Apple's iOS mobile operating system. The first generation iPhone was released in 2007 and has followed an annual release schedule since.

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25 views

iPhone clicked a message on messenger, made me verify my account. Friend's account was hacked. What is my exposure?

I opened up a message from messenger FB and then It made me verify my account. I was unable to see the attachment and my friend notified me that they were hacked. Since then I changed my FB password ...
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62 views

How to secure file delete/wipe on mobile phones?

With old HDD to secure delete a file you need to use Gutmann standard, but with new HDD you can use only 1 pass overwrite I'm not sure what hard drives mobile phones use and don't know how many passes ...
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52 views

What should I do if I'm a victim of phishing attack of my iphone

I received an sms on my iphone informing me from my local delivery company that I have a parcel pending and to click on the link, which I did as the link bought me to my local delivery company home ...
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80 views

Connect Cables in pc and it’s affect [closed]

Is there anyway I can know if the cable I use to charge my phone in it was connect to my pc before or not? Is there something in pc can let me see that because my pc contain some malware and spy files ...
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101 views

Passwords via unsecure network [duplicate]

Can the password that one type be compromised if mobile is connected to a compromised router since everything has to go through the router?
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74 views

Can an iOS backup be compromised?

I originally posted this on the Apple Stack Exchange but it was suggested that it was off topic, so I’m posting it here in hopes that this is a more relevant place for it. Say that an iOS device has ...
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1answer
178 views

Can deleted snapchat messages be recovered?

If there are chats that have been deleted, is there a way to recover these with any recovery tools, or are they gone forever?
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79 views

iCloud deletion

If I delete photos which are stored in iCloud from my phone. (Which is also linked to my iPad) I know the data is then made ‘free space’ but is still on the phone In some format. If I delete it from ...
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1answer
126 views

Can people hack your iPhone Via Bluetooth if you leave it on?

I live in an apartment complex with lots of people, and oftentimes I would be able to see Bluetooth devices that do not belong to me on my iPhone or MacBook when I search for my Bluetooth device. ...
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73 views

Can Bluetooth “headphones” be malicious?

I received a parcel from Amazon which I did not order, addressed to me. It contained Bluetooth earphones. It may just be part of a brushing scam, but it's got me curious. So my question is.. Could a ...
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55 views

How to retrieve deleted data from Iphone? [closed]

My data got deleted from iPhone. I tried to recover all images and videos using some third party softwares like dr.fone, stellar, etc but all these apps allow only preview of the data but can't ...
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Why did I get incorrect wifi password pop up for unknown network on iPhone?

A few months ago my iPhone had a pop up saying 'incorrect wifi password' and telling me to enter the correct password, however it was for a network that I had never connected to or seen before. It ...
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57 views

iPhone data overwrite

How long does it take iPhone 7 (iOS 12.2) to overwrite the data of recently deleted photos/videos? Does it happen instantly right after I take another photo/video (the new photo replaces the deleted ...
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1answer
101 views

Can the photos/videos I deleted a year ago can still be on my iPhone or on the Internet?

I have been getting paranoid lately and decided to ask for your insight on this issue. A year ago, I took photos of some personal information (cc, passport, etc), and deleted them a month later, along ...
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30 views

Risks of choosing yes for remembering password for iPads, iPhones not having iCloud Keychain

Our mobile devices(iPhones, iPads) don't have iCloud Keychain which seems to have AES 256 bit encryption for storing credentials. The mobile browsers in those devices like Safari, Firefox, Chrome ask ...
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94 views

Can MDM on an iPhone restrict custom keyboard usage?

I have an iPhone that runs 13.3.1 (latest at this time). It's a corporate phone and has an MDM profile installed. I've been using the phone for almost 2 years now with a custom keyboard (Google ...
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1answer
95 views

Biometric authentication against server

I'm working on an iOS app whose login system does not seem entirely secure but I don't know enough to be sure. Skipping account creation, the first time the user logs in they send their user and ...
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2answers
137 views

Is it safe to browse the internet with unpatched iPhone with iOS 13.1.3?

I am using unpatched iPhone that has IOS 13.1.3 installed. Apple released IOS 13.1.3 15 Oct 2019. Are there any vulnerabilities for IOS 13.1.3's safari that are currently being exploited in the wild?...
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127 views

Attack that stops internet access for several minutes

I have a question that might sound a bit weird: A friend of mine (Person A) is being attacked by a former friend (Person B) and now person A asked me for help. Person A and Person B know each other ...
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75 views

Sudden excessive recent pop up of Apple ID password & profile on iPhone? Any widely known security Concerns?

Sudden excessive recent pop up of Apple ID password & profile on iPhone? Any widely known security Concerns? I've not had any such pop ups for long time, ever. It's usually not out of the ...
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4k views

Can someone hack my phone by sending me a file (e.g. PDF) via Whatsapp?

My work requires (and depends on) Whatsapp for daily sharing of files with many people (PDF, PowerPoint, Word, Images, Web links...), and I was wondering if it is possible that someone can hack our ...
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520 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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1answer
60 views

Is it a good (or not harmful) idea to allow employees to use their company phones privately?

As I try to come up with company regulations for IT security, the question arose if employees can use their company provided iPhones 8 for personal matters. Specifically they want to install spotify (...
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62 views

A recieved text message that was never sent on iPhone [duplicate]

My girlfriend asked me why I texted her at 2:30 am. But I went to bed at 2am and that message was not recorded on my phone. She had an iPhone and I have a Samsung Galaxy S9. She sent me a picture of ...
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68 views

Effective ways to hide your IP address and Device Information from apps on Mobile? [closed]

How can you make sure site admins are not able to get information like your IP, Browser, Device, etc?
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33 views

How can I setup 2fa on iphone with 1 phone? [closed]

When setting up my refurbished iphone se, it wants a phone # for 2fA... I have one phone. It's not sitting on a desktop, I carry it with me places. The other option is to not use 2FA, which it ...
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81 views

Anti-Theft Mobile CPU

The newest Android phones use the Qualcomm Snapdragon 855 chipset with its TrustZone/TEE. The Android OS makes sure that a stolen phone, in its assembled form, is not usable. Does Trustzone further ...
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1answer
178 views

Can one iOS app read the data of another iOS app maliciously?

I'm writing an iOS app that will store some information. Though not too confidential, I'd like to prevent other apps from reading the data, since a malicious app can then "phone home". If the user has ...
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2answers
185 views

How much of a security risk would the apps on my iPhone pose if I did my banking on iPhone?

I have a bunch of different apps on my iPhone 7 (iOS v.12.4.1). Some of these are made by large companies such as Amazon, McDonalds, and so on. There are also some that have been made by perhaps a ...
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72 views

How much entropy does Apple Touch ID sensor read fingerprint has?

Iphone uses by default 6-digit PIN that has an entropy of 19.93 bits When iPhone processes the fingerprint, how much entropy does it have? How long should standard passphrase be until it is as ...
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199 views

Do modern operating systems still send targeted or directed Wi-Fi probe requests that contain SSIDs?

Do modern (versions of) operating systems, primarily Android and iOS on mobile, still send targeted or directed probe requests when searching for Wi-Fi networks to connect to? Such targeted or ...
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108 views

can a malware for iphone survive to hard reset?

My question is about a malware on the device Iphone 6s. Can a malware on Iphone survive to an hard factory reset ? The malware would be installed from the shop where I bought it.It's a second hand ...
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9k views

“This used to be my phone number”

I added a new phone line and someone called claiming to be the previous owner of the phone number. He requested that I forward information a text message (He wanted me to forward 2 Factor ...
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11answers
16k views

How to securely dispose of a smartphone?

How to dispose of a smartphone (it's an iPhone 5) at home? I was reading through this SE site questions and found this one which hardly applies here. Besides, I'd want to do it so that: It's not ...
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128 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 ...
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2answers
1k views

How to completely destroyed all data from an iPhone before reselling it?

I would wish to know more about how to erase 100% data of a used iPhone. Basically, technician from Apple Store only said “Erase & Clear” within the iPhone setting could do all the work perfectly ...
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1answer
153 views

Do iPhones send signals with IP address even after it has been turned off?

My phone is gone and unfortunately it was turned off before I lost it. Is it possible for me to track it down with my IP address that I have saved? Because I read some articles that say that your ...
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1answer
199 views

Consequences of trusting a PC from my iPhone

I just trusted my work PC (Windows 10) from my iPhone. I connected the phone via USB to charge it. I didn't open my iPhone 6 files from the PC. I didn't view any pictures and I unplugged it pretty ...
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1answer
166 views

Is it possible to install a hardware key logger in iPhone?

I took my iPhone to a repair shop today to get the broken screen repaired. It was not an Apple shop but typical kiosks you see in shopping malls. Post the screen install things work fine but I am a ...
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1answer
7k views

Getting called from hidden caller ID, what are the dangers if I answer?

My girlfriend has been getting calls on her iPhone from a hidden caller ID for several days in a row now. She has not answered any of them because we figured it can't be anything good if it's hidden. ...
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35 views

iPhone low battery notification [duplicate]

I was in the process of sending an email and while it was in sending status, I got the “low battery” iPhone notification pop up My concern is did it interfere with the email being sent ? I checked ...
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24 views

Does low battery notification on iPhone mess up or interfere with any processes currently going on [duplicate]

I was sending an email and while it was in sending status, the low battery notification popped up and that made me worried and paranoid because I wanted everything to go smooth as it was an important ...
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1answer
444 views

Is it possible to intercept Airdrop data transfer be intercepted?

If I am logged into a school WiFi and I airdrop a photo to someone can the school see what I airdrop? Or what I am searching using their WiFi?
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139 views

Can mobile service providers use my iPhone's microphone to listen even when I'm not on a call?

So is this technically possible? Basically can the service provider somehow hack into my phone and use the microphone to hear the surrounding of my phone if they somehow have a backdoor/malicious code ...
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281 views

Confidential phone recording ended up in my voicemail - how?

I received a voicemail on my iPhone of a recording from an organization I am not in any way affiliated with. The voicemail is a recording of the organization's representative and another party with ...
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2answers
231 views

What is technically different from iPhone/iOS to Android phones when it comes to data privacy?

Historically Apple never shows up at CES, and this year they put up the following ad close to the convention center: There is always this argument that Apple has better privacy policies in it's ...
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2answers
449 views

How to securely destroy old cellphone, to avoid personal data recuperation?

While cleaning I've found an old cellphone. This phone does not turn on, and I'm not sure if contains personal data. I would like to throw away this phone, but I'm concerted if this data can be ...
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77 views

What are the security implications of using an iPhone purchased in China

I recently bought an iPhone off Craigslist, but It's come to my attention that the phone was purchased by it's original owner in China (The model no is: A1528). Are there any security implications if ...
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501 views

Can an iPhone run two operating systems?

I'm looking for something similar to Virtualbox, but in iOS where each system would be isolated. The content in the virtual environment shouldn't be detectable by the host. (Not restricting answers to ...
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89 views

Email login bug, is it a security concern for email users?

(The name is vague on purpose because I'm not entirely sure how bad of an issue this is or if it is well known yet and I don't want to accidentally leak some kind of major breach type thing) Scenario:...

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