DriveSentry

DriveSentry, developed by DriveSentry Inc, is a notable player in the Security software category, specifically under the Antivirus subcategory. The latest version, 3.4.0.20, offers an innovative approach to system protection by acting like a firewall for drives, ensuring that only authorized programs can access your computer's memory, files, and system settings.

DriveSentry's patented drive firewall technology is a standout feature. It monitors applications writing to your drives and automatically allows trusted programs access while denying viruses and malware. This technology helps in protecting your removable storage devices, system settings, and prevents malicious programs from attacking data in your folders and files.

One of the most significant advantages is that DriveSentry is significantly lighter on system resources compared to traditional antivirus software, with a compact size of just 1.5MB. This program is compatible with Windows XP, Vista, and 7, with previous versions available, including 3.4, 3.3, and 3.1. Users can download DriveSentry for free, making it an accessible solution for many.

Another remarkable feature is that it can detect over half a million known viruses. Unlike traditional antivirus software that updates signatures periodically, DriveSentry updates its threat database in real-time. This ensures users are protected against the latest threats almost instantly after they are identified.

Moreover, DriveSentry maintains a substantial database of whitelisted applications that have been vetted by their in-house technology. This list allows DriveSentry to grant automatic access to thousands of popular trusted software packages without unnecessary alerts. The program also includes a convenient system tray icon, providing easy access and better control over your system’s protection without intrusive pop-up messages.

Pros:

• Real-time database updates for new threats
• Light on system resources
• Free to download
• Efficient, non-intrusive operation
• Comprehensive drive firewall technology
• Supports Windows XP, Vista, and 7

Cons:

• Not a complete antivirus solution
• Limited to certain types of threats

Overall, DriveSentry 3.4.0.20, with its unique features and ease of use, offers a robust solution for users looking for a minimalistic yet effective antivirus program. It's worth considering for anyone in need of reliable protection without the heavy resource usage typical of many antivirus programs.

You may want to check out more software, such as Jetico Personal Firewall, a-squared Anti-Malware or SpyWare Killer, which might be similar to DriveSentry.