Also sprach Jeffrey L. Taylor (Tue 25 Feb 02003 at 05:15:53PM -0600): > I am using Postfix, amavis-new, and ClamAv + F-Prot + H+BEDV AntiVir. > I was using OpenAntiVir (OAV) and DrWeb. OAV's signature database is > updated infrequently and is written in Java, putting a bigger load on > my system. ClamAv starts with OAV's signature database with > additional signatures added every week or two. It is written in C and > puts a smaller load on the system than OAV. If you have the memory of > the Java VM, the difference is not a lot. Plus it comes with an > executable to update the database. I have not gotten around to > updating F-Prot's database. H+BEDV AntiVir is free for non-commercial > use. You have to re-register every year to get a new license. They > claim the free product's database is updated every 2 months. It is > closer to once a week, almost as often as the premium product. DrWeb > was a 30 day evaluation license that has since expired. > > Generally the commercial (F-Prot & AntiVir) scanners are more likely > to catch a virus, but all except DrWeb has caught one that nobody else > did. We use McAfee Virus Scan On-line on a Windows box that does not > receive its e-mail thru this setup. It missed an early Klez variant, > but caught it after the next database update a week later. > > So what do I reccommend? Amavis-new - the newest package does not > stop when one scanner detects a virus, allowing you to compare > performance of several scanners. ClamAv - the price ($0) and system > load are hard to beat. H+BEDV AntiVir - if you meet its free criteria. > It also has a low system load, frequent updates, and an auto-update > program. This one I would be willing to pay for. I am still > undecided about F-Prot and DrWeb. > > Caveat: I receive 300-500 msgs/weekday, half that on weekends, almost > all of it is from e-mail lists, most of whom scan too. I catch about 1 > virus a month. None have gotten past the scanners on the Linux boxes. Thank you -- this is the kind of information I hoped to elicit . . . -- Best Regards, mds mds resource 888.250.3987 - Dare to fix things before they break . . . - Our capacity for understanding is inversely proportional to how much we think we know. The more I know, the more I know I don't know . . . --
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