The 1.5 version of FileDefense for Mac is available as a free download on our website. The most popular version among FileDefense for Mac users is 1.5. The actual developer of this Mac application is SubRosaSoft. FileDefense.zip is the most frequent filename for this app's installer. The application is included in Security Tools.
From the developer:
FileDefense is a utility that provides an easy-to-use interface to lock down files and ensure any unwanted access on your computer is not permitted. It stops viruses, worms, trojan horses, malicious scripts and network services from accessing personal information, passwords or any other data without your permission. When a program unknown to FileDefense is accessing files, FileDefense automatically alerts you to accept or deny the activity.
You may want to check out more software for Mac, such as TelnetLauncher or Password Manager, which might be related to FileDefense.