YouSendIt iPhoto Plug-in for Mac

From YouSendIt:

YouSendIt iPhoto Plug-in allows users to send large and important files without a browser while providing faster uploads and handling files up to 2GB in size. With the plug-in, you can right click and send, drag and drop, zip files and folders, set password protection, request return receipt- track when your files have been downloaded, request certified delivery where users must log-in to get your protected files and manage file expiration from 30 minutes to never expire.

iPhoto plug-in also has resumable upload to handle any potential network interruptions. In order to use the YouSendIt plug-in, you will need to sign up for a free account at YouSendIt site. To access all the plug-in features, you must subscribe to a YouSendIt paid account. This version is the first release on CNET Download.com.