They're open to the general public. There's also extensive information here . The bibliography covers papers in the area of computer networking and related topics. Records can be retrieved in BibTeX format or formatted . Some recent entries contain pointers to on-line versions of the paper.
Details are here .
You may also be interested in a list of other network research sites . March 24-26, 1996. The Conference on Computer Communications. Electronic Privacy and Payment Three papers describe an anonymous credit card system for paying for goods and services while preserving the anonymity of the various parties. Two more describe how communications can actually increase personal privacy.