This plugin let you enable or disable automatic updates features in WordPress 3.7+ which is enabled by default. You are able to control automatic core, plugin, themes, translation updates and vcs check. You can set permisson to send you email after any type of core updates.
Since 3.7, a typical WordPress install will now be able to automatically update itself when there is a new minor/security release available without any user input. For example, it will automatically update itself from WordPress 3.7 to 3.7.1. Auto updates are not enabled by default for major releases like 3.7.1 to 3.8. For various reasons, site owners may wish to disable this functionality. This plugin provides an easy way to do so.
How to Turn On Auto Updates for Major Releases in WordPress
Keeping your WordPress tools and core files updated is an important step in online security. They often include fixes, additional features and enhancements to improve the overall functionality of your site. Never underestimate the importance of keeping your WordPress files, plugins and themes current.