WP-Core is an amazing plugin management service that allows you to save collections of your favorite plugins to give you the ability to install them into WordPress with a single click. Here's a video tutorial I did on it:
Preventing Bruteforce Attacks With BruteProtect
Here's a security focused video on preventing bruteforce attacks.
Working Without FTP Access - WP htaccess control
A brief tutorial on working on your WordPress site without FTP access.