This free utility allows you to log in securely via an SSL gateway to another Internet-connected computer. Setup is simple; download the software to the computer you'd like to connect to and the rest is run through your browser. The user-friendly interface allows you to open remote files, check email and run programs remotely.
LogMeInFree is a fantastic, simple and free remote-access solution. The company also offers a pro version of the software with further functionality at www.logmein.com.