Protection Plus - Our Latest Full System Protection Traditional antivirus systems work on using a "blacklist" which is basically a list of all known "bad" files and programs where the AV software blocks the attack on your system. Protection Plus uses a "whitelist" which blocks everything unless it is a known file type of application in our system. If unknown, the user gets a question on using the file or application. Test drive the latest software today, free for 30 days, and know that your data and you are safe from malicious attacks including zero-day threats. Protection Plus is licensed as freeware, full size of the download is 0.09 MB. You can download a free copy of Protection Plus by following download link at Free Downloads section of this page. Protection Plus is developed or distributed by DriveSentry Inc and is listed under security & privacy anti-virus tools.