From: Alex Satrapa (alex.satrapaapf.edu.au)
Date: Wed Oct 05 2005 - 22:09:32 CDT

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On 6 Oct 2005, at 12:19, Victor Duchovni wrote:

> Password protected Zip files have unencrypted meta-data (file names,
> ...),
> only file content is encrypted. The very latest (Zip format version
> 6.2)
> Zip file writers have support for metadata encryption, and PKWARE
> claims
> that you need a patent licence to implement interoperable software.

So unzip -l will list the contents of an encrypted archive, allowing
the filter to drop ZIP attachments that contain dangerous goods, right
up until the virus writers become patent violators too?

Alex Satrapa
IT Support
Australian Phenomics Facility
Building 117, Garran Road
Australian National University

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