\relax \citation{rbacstd04} \citation{rfc3281} \citation{charles02} \@writefile{toc}{\contentsline {section}{\numberline {1}Project Goal}{1}} \citation{rbacstd04} \citation{chad03} \citation{mary03} \citation{javier03} \citation{chad02} \citation{chad03} \citation{ferra92} \citation{sterne92} \citation{sandhu96} \citation{vonsolms94} \citation{ferra95} \@writefile{toc}{\contentsline {section}{\numberline {2}Introduction}{2}} \citation{rbacstd04} \@writefile{toc}{\contentsline {section}{\numberline {3}Related Research Technologies}{3}} \@writefile{toc}{\contentsline {subsection}{\numberline {3.1}Role Based Access Control}{3}} \@writefile{lof}{\contentsline {figure}{\numberline {1}{\ignorespaces RBAC model}}{3}} \newlabel{Figure 1: RBAC}{{1}{3}} \@writefile{toc}{\contentsline {subsection}{\numberline {3.2}Privilege Management Infrastructure}{3}} \citation{rfc3281} \citation{sandhu96} \@writefile{lof}{\contentsline {figure}{\numberline {2}{\ignorespaces PKC and Attribute certificates}}{4}} \newlabel{Figure 2: pkc vs ac}{{2}{4}} \@writefile{toc}{\contentsline {section}{\numberline {4}Design and Implementation}{4}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.1}Design Considerations}{4}} \citation{openldap} \citation{xacml} \citation{chad02} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.1.1}Organizational Information Sharing System Overview}{5}} \citation{openssl} \@writefile{lof}{\contentsline {figure}{\numberline {3}{\ignorespaces Overview of the SIS Access Control System}}{6}} \newlabel{Figure 3: Information Sharing System Overview}{{3}{6}} \@writefile{lot}{\contentsline {table}{\numberline {1}{\ignorespaces Sample RBAC File Format}}{6}} \newlabel{table:RBAC File Format}{{4.1.1}{6}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.1.2}Mapping Role Hierarchy to permissions}{6}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.1.3}Administration tool}{6}} \citation{apache} \citation{modssl} \@writefile{lof}{\contentsline {figure}{\numberline {4}{\ignorespaces Mapping Role Hierarchy to Permissions}}{7}} \newlabel{Figure 4: Mapping Role Hierarchy to Permissions}{{4}{7}} \newlabel{1}{{1}{7}} \newlabel{2}{{2}{7}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.2}Access Permissions specification Format}{7}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.3}Information Sharing among Multiple Agencies}{7}} \@writefile{lot}{\contentsline {table}{\numberline {2}{\ignorespaces Access Permissions specification Format}}{8}} \newlabel{table:Access Permissions specification Format}{{4.2}{8}} \@writefile{toc}{\contentsline {section}{\numberline {5}Experimental results}{8}} \@writefile{toc}{\contentsline {subsection}{\numberline {5.1}Prototype implementation}{8}} \bibstyle{acm} \bibdata{sisreport} \bibcite{chad02}{1} \@writefile{lof}{\contentsline {figure}{\numberline {5}{\ignorespaces Control Flow in Access Control Engine}}{9}} \newlabel{Figure 5: Control Flow in ACE}{{5}{9}} \@writefile{lof}{\contentsline {figure}{\numberline {6}{\ignorespaces Message Flow between the components}}{9}} \newlabel{Figure 6: Message Flow in ACEF}{{6}{9}} \@writefile{toc}{\contentsline {subsection}{\numberline {5.2}Experimental setup}{9}} \@writefile{lof}{\contentsline {figure}{\numberline {7}{\ignorespaces LDAP DIT Format at each agency}}{9}} \newlabel{Figure 7: LDAP DIT format}{{7}{9}} \@writefile{toc}{\contentsline {subsection}{\numberline {5.3}Analysis of Results}{9}} \bibcite{chad03}{2} \bibcite{ferra95}{3} \bibcite{xacml}{4} \bibcite{ferra92}{5} \bibcite{apache}{6} \bibcite{javier03}{7} \bibcite{modssl}{8} \bibcite{rbacstd04}{9} \bibcite{openldap}{10} \bibcite{openssl}{11} \bibcite{charles02}{12} \bibcite{sandhu96}{13} \@writefile{lot}{\contentsline {table}{\numberline {3}{\ignorespaces Performance Results on a single agency}}{10}} \newlabel{table: single agency performance results}{{5.3}{10}} \@writefile{lot}{\contentsline {table}{\numberline {4}{\ignorespaces Performance Results in a multiple agency scenario}}{10}} \newlabel{table: multiple agency performance results}{{5.3}{10}} \bibcite{rfc3281}{14} \bibcite{sterne92}{15} \bibcite{mary03}{16} \bibcite{vonsolms94}{17}