downloaded simplyzip v1.1b64 from here:
http://www.paehl.de/home.htm
after installation avast reported a trojan Win32:Crypt-DI
i am using Avast 4.7 Home Edition (Build 4.7.871) and have the
latest virus signatures installed
the author claims a false positive
and his program was certified as virus free by softpedia.com
looks like the problem is avast home edition
can anybody confirm this please?