By Nikolay Elenkov

ISBN-10: 1593276419

ISBN-13: 9781593276416

In Android defense Internals, best Android safeguard professional Nikolay Elenkov takes us lower than the hood of the Android safety method. Elenkov describes Android defense structure from the ground up, delving into the implementation of significant security-related parts and subsystems, like Binder IPC, permissions, cryptographic prone, and equipment administration.

You'll learn:

How Android permissions are declared, used, and enforced
How Android manages software programs and employs code signing to ensure their authenticity
How Android implements the Java Cryptography structure (JCA) and Java safe Socket Extension (JSSE) frameworks
About Android's credential garage process and APIs, which permit purposes shop cryptographic keys securely
About the web account administration framework and the way Google bills combine with Android
About the implementation of confirmed boot, disk encryption, lockscreen, and different gadget safety features
How Android's bootloader and restoration OS are used to accomplish complete process updates, and the way to procure root access

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You can also choose to display just the login window (such as when you’re going to be away from the computer and want to restrict access to it). 12 The fast user switching menu. 32 Mac OS X Lion Pocket Guide 3. Enter the account’s password and wait while it starts up. When you log in to another account using fast user switching, your current account effectively goes to sleep. It’s not entirely dormant, though. iChat, for example, includes a preference to automatically set its status to Away, go offline, or remain open when you’re working in another account.

As you’ll see in Chapter 11, deleting login items is helpful when trying to troubleshoot problems. Does the Login Items list contain something that looks questionable? Control-click or right-click the item and choose Reveal in Finder to locate the file, which may provide a hint as to which software owns it. t ip Create a new user account If multiple people share one Mac, it’s a good idea to set up separate user accounts for each person. Their files and settings are stored in their own directories, and they can customize the desktop background, screen saver, and viewing preferences to their hearts’ content.

T ip You can go back and edit an account’s full name, but an account name cannot be changed once the account is set up. 5. Enter a password in the Password and Verify fields. ) Also enter a password hint that will be displayed on the login screen if you enter the incorrect password three times. 6. Click the Create User button, after which your new account appears in the accounts list. From a security standpoint, it’s better to create a new standard (nonadmin) account as your main user account, because it reduces the chance that malicious software could take over an administrator account.

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Android Security Internals by Nikolay Elenkov

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