/[gzz]/manuscripts/storm/article.rst
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revision 1.215 by benja, Sat Feb 15 19:35:30 2003 UTC revision 1.216 by benja, Sat Feb 15 19:43:08 2003 UTC
# Line 860  obsoleting both consolidated previous ve Line 860  obsoleting both consolidated previous ve
860  In a multi-user environment, we usually want only one user  In a multi-user environment, we usually want only one user
861  or group to be able to publish official versions a document.  or group to be able to publish official versions a document.
862  It is not yet clear how to do this.  It is not yet clear how to do this.
863  Signing pointer blocks digitally may be sensible, but  Signing pointer blocks digitally may be sensible.
 digital signatures require a public key infrastructure  
 and a trusted timestamping mechanism, which  
 are hardly feasible for a system intended to be used  
 for off-line as well as on-line work.  
864  For long-term publishing, one-time signatures have been  For long-term publishing, one-time signatures have been
865  found useful [anderson98erl]_. Currently, the pointer mechanism  found useful [anderson98erl]_. Currently, the pointer mechanism
866  works only in trusted Storm pools, e.g.  works only in trusted Storm pools, e.g.
867  in a workgroup collaborating on a set of documents.  in a workgroup collaborating on a set of documents.
868    
869    .. digital signatures require a public key infrastructure
870       and a trusted timestamping mechanism, which
871       are hardly feasible for a system intended to be used
872       for off-line as well as on-line work.
873    
874  The ability to retain multiple 'current' versions of a document  The ability to retain multiple 'current' versions of a document
875  can be useful, for example when there is no time to consolidate  can be useful, for example when there is no time to consolidate
876  changes at the time of synchronization. However, we need  changes at the time of synchronization. However, we need

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