Digital signature with information theoretical security

[Dragonfall]

Is there such a classical scheme? I only know of those which offer security from computationally bounded attacks.

[Greg Bernhardt]

This book seems to have loads on information on such topics
http://www.amazon.com/Digital-Signature-Schemes-Framework-Signatures/dp/3540615172

TOC
http://www.semper.org/sirene/people/birgit/BlurbPfit8_96.html#users

[Dragonfall]

Ah... very interesting. Thanks. Can't find it in any library here though.