Voltage SecureFile 1.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac app was originally produced by Voltage Security, Inc. We recommend checking the downloaded files with any free antivirus. Voltage SecureFile for Mac is categorized as Security Tools.
From the developer:
Voltage SecureFile allows you to encrypt and decrypt file on your Mac.The app provides information encryption to protect files and documents used by individuals and groups whether those files are on the desktop, network share, or collaboration portal.
Unlike information security offerings that use complex keys or can only protect certain file types, transport mechanisms or storage locations, SecureFile encrypts the information itself.
You may want to check out more software for Mac, such as Deadly Voltage: Rise of the Invincible, New York Mysteries High Voltage CE or High Voltage 2, which might be related to Voltage SecureFile.