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32bit Free Version


RegDefend is a registry security system for Windows, saving you from zero day exploits and other hacker activity. It uses advanced and efficient algorithms to work securely and effectively at protecting your registry.

It works by intercepting privileged registry actions and lets you decide whether they should occur or not.

RegDefend works out of the box only requiring you to install it, once installed it is actively protecting your registry. You can leave RegDefend at its default settings or configure it to your heart's content. RegDefend won't slow you down like the copy-cat competitors. RegDefend is the original and still the best!

Malicious software uses the registry 95+% of the time, it is worthwhile protecting you and your family from a common attack vector!

RegDefend is a component of the unified Ghost Security Suite and runs on Windows XP, XP64, 2000, 2003

RegDefend Features

RegDefend adds a significant number of valuable registry protections to your computer. With RegDefend installed you have complete control over privileged registry actions occuring on your computer.

  • Block Registry Creation
  • Block Registry Modification
  • Block Registry Reading
  • Registry rules based on process name and command line
  • Fast protection algorithms allow large rule lists
  • Custom rule editing
  • Wildcard Support
  • Default registry rule set covers every main attack vector
  • Active community additions to rule set definitions
  • Partly coded in assembly language (ASM) for speed
RegDefend Screenshots
Download RegDefend

Version: 2.00 (32-bit)
Size: 1.04MB

RegDefend starts off as a full trial version which turns into a free limited version after 14 days. At any time you can purchase RegDefend and uprade it to the full version.

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Purchase our software today and join thousands of other happy Ghost Security customers from 6 continents and 46 countries.


Real customer opinions!

"Thank you for making AppDefend and RegDefend, I have finally been able to remove a lot of other "security" software. Now my system is much more responsive, and the irony is I am more secure than before. Free lifetime upgrades of your products is also another great benefit. I am recommending AppDefend/RegDefend to all of my customers."
Jared C. - IT Technician - Ohio, USA

"I can't list how many times Ghost Security products have helped us track down problems on errant machines at our workplace, well worth the small investment."
Gerald N. - Hong Kong

"As an owner of a software business in Los Angeles I certainly wish we had more people working for us that were capable of the quality that Ghost Security provides. Kudos to your team for your fine products and I hope to see even more from you guys soon."
Michael E. - California, USA