Password Hint If you have not signed in recently, your password may be your Customer ID. Check your email archives for your Customer ID or reset your password.

The new ORF 5. Simply different.

or learn more

ORF is our award-winning spam filtering software for Microsoft® Exchange Server.

Layered protection

No single technology catches all spam. The 23 layers of tests in ORF ensures the maximum detection rates.

ORF ♥ administrator

From the industry's best logs to the friendly UI, ORF works for the administrator, saving time, resources and sanity.

No false positives

Never miss an important email again. ORF ships with multiple dedicated tools against false positives.

Proven performance

Deployed at 11,000 organizations in 112 countries, ORF filters thousands of emails every second, 24 hours a day.

I believe this product to be excellent; and I have been recommending it to every interested party. I am currently blocking 70+% of our incoming email by a combination of all the methods available in ORF.

John M. Knapp, IT Manager, Hunt Leibert Chester & Jacobson, P.C.

Spam Statistics

Recent News

The 30-day statistics below are generated from automated, anonimized reports received from ORF users worldwide.
Total emails filtered Spam rate
879,033,610 74.16%
More

  • ORF 5.1 Beta R1

    We are happy to announce the first public preview of ORF 5.1, which now supports Microsoft Exchange 2013. Learn more and download the beta from http://vamsoft.com/beta.

  • The NJABL DNS Blacklist is shutting down

    After several years of providing high quality spam source information for the community, the DNS Blacklist "Not Just Another Bogus List (NJABL Combined List)" is now shutting down. ORF clients using this (…)

  • November '12 VBSpam award won again

    After a small hiccup in the previous test ORF was once again awarded the VBSpam Verified qualification. 99.32% spam catch rate with only 9 emails coming back as false positives.
Ready to experience ORF? Take the tour, try ORF now free for 42 days, or take the deep dive and buy a license.
We offer a 90 day, no questions asked money-back guarantee.