Software Security

How Should We Make Software Secure?

University of Washington, Microsoft Research, and Carnegie Mellon University Summer Institute

June 1518, 2003

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Motivation

The importance of making our software systems secure has been steadily increasing as societys dependence on interconnected computers grows.  Recent changes in political climate, marketplace pressures, and societal needs have dramatically heightened awareness of the problem of software insecurity and led to demands for improvement.  At the same time, the technical challenge of securing software systems is far greater today because of simultaneous, explosive increases in the scale, complexity, and diversity of

bullet the software systems we build (i.e., applications, services, networks, and cyber-infrastructure);
bullet the software development processes used to build them; and
bullet the customers and users who rely on them.

As scientists and engineers, we have a professional, as well as practical, responsibility to ensure that the software we build is reliable and trustworthy.  How can we rise to this challenge?  More specifically, how do you, as a practitionera builder of browsers, databases, operating systems, or routersstrive to make your software system secure?  How is it that you, as a researcheran inventor of methods, languages, protocols, or toolshelp developers build secure software systems?  What design principles do you espouse?  What automated techniques do you use?  What are your principal unmet challenges?

These questions are difficult to consider, let alone answer, in isolation.  We each work on a piece of a large security puzzle.  Security, broadly construed, is not an absolute property, and in practice, perfect security is unachievable.  Instead of a clear goal, we face a complex set of interacting and conflicting properties, including integrity, confidentiality, and availability.  We measure security along many dimensions, and so tradeoffs are inevitable.  It is also important to look beyond code in a software system.  Design and architectural decisions facilitate or hinder making a system secure.  The unpredictability of a software systems interactions with its environmentincluding hardware, other software systems, and human usersprecludes a complete analysis of a systems vulnerabilities.  Each of us sees and touches only part of this larger problem.

Goals

The goal of this summer institute is to bridge some of  these barriers by bringing together a diverse group of practitioners and researchers, whose work spans a wide range of areas, for four days of intense discussion on how to make software secure.  More specifically, our goals are:

bullet To share our different and possibly differing perspectives on building secure software systems.
bullet What specific technical problems are you trying to solve and what specific approaches are you following?  What threats can you guard against?  What security policies do you try to enforce?  What guarantees does your solution provide to others? 
bullet What are the limitations of your approach?  How do you rely on others solving their pieces of the puzzle?
bullet To identify promising research directions for the future.
bullet What directions lead to solutions that scale, are feasible to implement and deploy, and anticipate technology trends?  What incremental research appears to offer high benefits?  Or, what sea changes are necessary to make significant improvements?
bullet How will our solutions fit together to give us increased confidence that our software systems of tomorrow will be more secure than those in use today?

By the end of the institute, we hope that participants leave with a richer appreciation of the current capabilities in and future visions for the theory and practice of building secure software systems.

Organizers

Jim Larus (Microsoft), Jeannette Wing (CMU), and John Zahorjan (UW)

Key Information

bulletContact for travel and lodging:
Scott Dakins
Dept. of Computer Science and Engineering
University of Washington
Box 352350
114 Sieg Hall
Seattle, WA 98195-2350
Tel: 206-543-0998
Fax: 206-543-2969
e-mail: sjdakins@cs.washington.edu
bulletLocation: Skamania Lodge
bulletReading Assignment
bulletGary McGraw's summary of the January 2003 DIMACS Software Security Workshop
bulletPictures
bulletgroup photo

 

 

About UW-MSR Summer Institutes

Since 1997, the University of Washington Computer Science Department and Microsoft Research have co-sponsored summer institutes on diverse topics, including data mining, intelligent systems, and software tools infrastructure. In 2003, Carnegie Mellon University joins UW and Microsoft Research in sponsoring a summer institute on software security.

 

 

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Last updated: 04/03/03.