iOS is Apple's operating system for the iPhone, iPad and iPod Touch.

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How secure is the private storage of a mobile app

Are there any know security flaws/hacks to gain access to the private storage(file system or SQLite database) of Android and iOS applications? What measures do Google and Apple take to "prevent" ...
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3answers
390 views

What are the best practices for maintaining privacy on a non-jailbroken iOS device?

iOS, like most other mobile OSs, has the potential to leak significant chunks of personal information to 3rd-party apps and to ad and tracking networks used by those apps, which in turn also has the ...
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1answer
2k views

Secure erase iOS devices

All iOS devices from the iPhone 3GS have a hardware encryption chip, right? When you erase an iOS device with the "Erase All Content and Settings" menu item or via Remote Wipe the encryption keys are ...
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2answers
273 views

IPhone iOS 8.3 encryption security against physical access

Excerpt from Apple's Whitepaper "iOS Security" on Effaceable Storage: A dedicated area of NAND storage, used to store cryptographic keys, that can be addressed directly and wiped securely. ...
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1answer
85 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 ...
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1answer
94 views

iOS VPN profiles - are the signing certificates global? Can this be a MITM exploit?

I have installed an app on iOS to connect to a well-known VPN service. The app requests installation of a profile onto iOS, which as far as I can see are a collection of 7 certificates - 5 of which ...
3
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1answer
924 views

iPhone iOS 7 Encryption at Lock Screen

Following this topic, I have a question about how the OS and apps access data while the phone is locked. Particularly in the case of iPhone 5S running iOS 7. When the device is locked, what allows ...
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2answers
350 views

Detection of function hooking in iOS

So far as I know, in iOS there are three techniques of function hooking: preload library using DYLD_INSERT_LIBRARIES imported symbol table redirection using fishhook patch the functions when they ...
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1answer
229 views

How Secure Rooted or Jailbroken Devices are?

I am just wondering, but how can I harden the security of jailbroken or rooted devices? I understand that SD Card can be still accessible, but how could potential adversaries compromise for example ...
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1answer
2k views

Storing session key for iOS app

For an iOS app that communicates with a RESTful service over HTTPS, should the session key be stored in Keychain or NSUserDefaults? Username and password are stored in Keychain, and it would seem ...
3
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1answer
422 views

Loginless Client/Server Architecture (iOS)

I'm currently in the phase of planing a project involving loginless service. Users would be identified by an unique device id created on the client (ios). What are the security concerns? sockets ...
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2answers
181 views

How does iOS prevent unauthorised code from running?

I'm just wondering. How does iOS prevent someone from executing code on their device that isn't from Apple or downloaded from the App Store? Also what exactly, does a Jailbreak do to allow ...
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3answers
4k 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 ...
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3answers
387 views

Security of email sent/received on iPhone via Mail app

In regards to the default Mail app on iOS 8, setup with various mail accounts gmail, outlook etc. Are emails sent/received to/from the phone securely, if so, how? Can someone who is snooping on the ...
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4answers
605 views

Can visiting a malicious website infect an iOS or Android device?

Can visiting a malicious website infect an iOS or Android device? We're talking about visiting such sites via a browser. We're not talking about downloading any malicious apps. Thanks!
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3answers
147 views

Is possible to know if increased marketshare means more viruses?

I'm having an argument with other developers about why more "viruses" exist (including all forms of external attacks, exploits, etc) in Android vs iOS. Like with Windows vs *nix, the main idea is that ...
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2answers
390 views

How is it possible that a text message can reboot an Apple device?

I was reading through my infosec newsfeed and found this article: http://www.theguardian.com/technology/2015/may/27/iphone-crash-bug-text-imessage-ios It basically talks about a bug iOS has while ...
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2answers
2k views

Securing JSON data

I am planning to use JSON as the data transport mechanism between my iOS app and my server (the server is a WCF service). While learning about JSON, I realized that all the data is passed around ...
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1answer
396 views

How is the iOS KeyChain master key derived?

I'm no expert but I'm assuming that on OSX it's derived from the user account password. I'm more than open to the possibility of that being incorrect. On iOS there is no user account password, only a ...
2
votes
1answer
577 views

Capturing iTunes traffic with Wireshark - SSL decryption question

I'm fooling around with Wireshark to capture the activation packets for an iPhone and some other stuff, however the traffic is encrypted. There should be a private SSL key somewhere on my computer to ...
2
votes
1answer
4k views

How does Activesync security policy affect the usage of the iOS fingerprint scanner?

An Activesync IT administrator has the ability to choose if the phone should require a password, and also how complex it should be. Since the fingerprint scanner appears to replace the traditional ...
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2answers
5k views

HTTPS verification failed - get certificate information iPad/iPhone

I went to log onto my bank's internet banking website this morning using Google Chrome browser on my iPad. I get the red error message of death. I can't figure out why. It's happening on both my ...
2
votes
1answer
2k views

Is there any way to list the contents of the iPhone/OSX Keychain and their security level?

I have a few apps that I purchased from the app store that probably store information in my keychain on OSX and on the iPhone. Since it's possible for keychain items to be bound to a device (and ...
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2answers
2k views

Security analysis tools for iOS 6 [closed]

Searched over web, however could not find much info on security analysis tools for iOS6. Can somebody point me to the security analysis (Static Code Analysis & Pen Testing) tools for iOS6?
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1answer
557 views

How secure are native iPhone - PUSH Services

The native app is sending the UDID to Provider Service for recieving PUSH Notification thru APNS. How is it possible to prevent tampered request(modified UDID) getting processed at Provider Service? ...
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2answers
3k views

Mount Iphone for Forensic Analysis or Take Forensic Image

How do I mount my iphone to look at it's files forensically? I have FTK Imager (the only free program I could find) but it doesnt mount it as a drive and I can't seem to take a forensic image of the ...
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1answer
4k views

How safe is the new iOS Keychain that stores credit card numbers?

iOS7 includes iCloud Keychain which syncs your stored passwords across devices. Not only that but it also syncs credit card numbers. The only information I can find about encryption is that they are ...
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1answer
231 views

Any problems with UCC (multidomain) SSL certs on iOS and Windows Phones?

Are they any known issues with UCC (multidomain) SSL certs on iOS or Windows Phone? Let's say I want to have Exchange server under outlook.mycompany.com and RemoteApp Portal under ...
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1answer
620 views

Is XRY Forensic Tool able to extract data from iPhones?

As far as I know this only DOESN'T work with iPhone 4S and iPad2 / iPad 3, because of the fixed Boot Rom. So, is it no longer possible to brute-force the passcode lock? Can anybody confirm this with ...
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1answer
930 views

Which crypto-algorithem uses iOS in NSDataWritingFileProtection and what is the keysize?

I need to know the crypto algorithm and key strength of NSDataWritingFileProtection. I would like to know the same things for using the Keychain and NSFileManager. I searched the Apple Developer ...
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2answers
1k views

Guidelines for secure iPhone application development

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

Securing iPads and laptops in an enterprise

We have users in our organization who own iPads and we'd like to connect them to the network; however, if the users download and store sensitive data on the devices, that can pose a security issue. Is ...
2
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1answer
285 views

How to tell if Firefox Home (iOS) is using Data Protection API?

The source code is here: http://mxr.mozilla.org/services-central/source/fx-home/ What should I be looking/search for? Or even how to extract /ffhomeDB.sq3 and see what it contains.
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1answer
75 views

Code analyzer for Objective C? [closed]

Has anyone come across a code analyzer that could be run on OS other than Mac to scan for Objective C (for iOS) code?
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1answer
109 views

Should a Mobile app able to check what password is locally saved via a user facing feature?

I'm working at a company who is currently working to secure their mobile app (iOS native) by adding check points to security sensitive screens on the device (data is stored in the iOS keychain). User ...
2
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1answer
122 views

Does using Chrome bypass the Apple iOS gotofail bug ?

Does the recent certificate gotofail bug affect me if I'm running version 6 of iOS, but only use Chrome as my browser?
2
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1answer
373 views

Security: Oauth and Mobile apps

This is what I believe are the security implications of integrating Oauth using embedded webview vs browser in mobile application. Embedded Webview * Keep UI for mobile app Security implications ...
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1answer
975 views

How to verify the signature in an iOS Passbook pass?

The Passbook application in the new iOS6 keeps track of movie tickets, coupons, and other 'passes' for you, and the passes themselves are loaded onto the user's device via file packages with the ...
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1answer
3k views

Kik | WhatsApp - Encrypted? iOS / Android Message encryption tips [closed]

Kik says that their client is using ssl etc. But it's kind of hard to tell if the messages is actually encrypted between the devices. What i can understand is that they don't got device-to-device ...
2
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1answer
377 views

Does iOS use built-in certificates to authenticate peers when using ipsec VPNs?

Suppose I am setting up an IPsec VPN for Apple iOS clients with the requirement that the iOS clients need to know that the server is legitimate and vice-versa. I create a root CA and issue a ...
2
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1answer
41 views

Can you use ssh for secure inter app communication on the same device?

I use ssh to get an encrypted connection between servers and local machines all the time. It's fast, it's secure, and there's a way to do it in nearly every system programming language that I've used ...
2
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1answer
117 views

iOS Unicode Notification Bug

Evidently, someone has discovered a Unicode bug in iOS, where if an app receives a specific Unicode sequence (infinitely-repeating Unicode code point), the OS will kill the Springboard as it allocates ...
2
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0answers
202 views

What unique device fingerprinting information can an iOS8 app collect?

As a follow-on to this question: What unique fingerprinting information can an iOS7 app collect? What remaining device fingerprinting privacy / security vulnerabilities still exist as of iOS 8? Can ...
2
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0answers
369 views

iCloud backup - which keys are transferred to Apple?

The iOS data protection implementation and the implementation of iTunes backups are both reasonably well documented, on a high level by by apple, and much more detailed by third parties. However, I'm ...
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2answers
3k views

Why is this SSL handshake failing with iPad? [closed]

I do have a tomcat server that listen on an SSL socket with TLS protocol. When connecting with all desktop browser everything work right. When connecting with Safari on iPad, the SSL handshake fails. ...
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3answers
1k views

How secure is iOS Touch ID?

I was wondering how secure Touch ID/Keychain is really. My understanding is that iPhone 5S devices that use Touch ID allow you to enter a passcode if your fingerprint doesn't work, as a "fallback". ...
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vote
1answer
253 views

Obfuscation and Mobile App

Recently, I stumbled with this topic in my mind for few days. I understand that obfuscation is not the best protection against reverse engineering. I wonder if there is another method that make it ...
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vote
1answer
134 views

Will ios8 encryption fail on forced shutdown?

I understand that IOS 8 data can be encrypted when the phone is locked, and decrypted for use when the phone is unlocked. But let's say the phone was unlocked (and thus the data is decrypted), and ...
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3answers
2k views

Sending secure information from app with ssl

I'm a web developer, but I occasionally step over into doing some mobile app development here and there. A client recently asked me to help them develop a very simple app. The app is essentially just ...
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3answers
221 views

What security mechanisms are in place for iOS' custom keyboards?

Apple has just announced iOS 8. The new version appears to be more extensible than previous versions, and one of the new possiblities is to allow developers to develop custom keyboards, different than ...