Top "Keychain" questions

Storing email in keychain impossible (KeychainItemWrapper)

I'm using the ARCified version of KeychainItemWrapper available at github, and I can't get it to store both email and …

objective-c ios automatic-ref-counting keychain

Obtaining admin privileges to delete files using rm from a Cocoa app

I am making a small app that deletes log files. I am using an NSTask instance which runs rm and …

cocoa authorization privileges keychain nstask

How to use self signed certificate at iOS app

Basically our iOS app needs to communicate with a server which has a self signed certificate for now. In my …

iphone ios keychain self-signed

Does UUID getting changed for some cases

I am using user's device UUID to get unique device. NSString *currentUUIDString = [[[UIDevice currentDevice] identifierForVendor] UUIDString]; I know that UUID …

ios icloud uuid keychain uniqueidentifier

Is it possible to update a Keychain item's kSecAttrAccessible value?

Is it possible to update the value of the attribute kSecAttrAccessible of existing items in the Keychain? It seems that …

iphone security ios ipad keychain

Is there any length limit of string stored in Keychain?

I want to store some userinfo as a string in Keychain on iOS, so is there any length limit of …

iphone ios keychain

How do I add authorizations to code sign an app from new keychain without any human interaction

I'm trying to automate the process of building iphone apps with a particular certificate. So imagine if different users uploaded …

iphone xcode macos keychain

What encryption algorithm does the iOS keychain use to protect data?

After extensive googling I haven't managed to find an answer to this question1, which is surprising, since `security through obscurity' …

ios security keychain

Querying iOS Keychain using Swift

I'm stuck converting the Keychain query result using Swift. My request seems to be working: let queryAttributes = NSDictionary(objects: [kSecClassGenericPassword, "…

ios swift keychain

Xcode does not see my developer certificate in Code Signing Identity

I renewed my IOS Developer Certificate, i deleted old ones from keychains and clicked on my certificate. Everything looks normal …

ios xcode keychain codesign