Nortel Networks Nortel Network VPN Router and Client Workstation 7.05 - Manual (Page 4)

Security Target, Version 3.9 March 18, 2008
Nortel VPN Router v7.05 and Client Workstation v7.11 Page 4 of 67
© 2008 Nortel Networks
7 PROTECTION PROFILE CLAIMS ............................................................................................................... 51
7.1 P ROTECTION P ROFILE R EFERENCE ............................................................................................................... 51
8 RATIONALE ..................................................................................................................................................... 52
8.1 S ECURITY O BJECTIVES R ATIONALE .............................................................................................................. 52
8.2 S ECURITY F UNCTIONAL R EQUIREMENTS R ATIONALE .................................................................................. 55
8.3 S ECURITY A SSURANCE R EQUIREMENTS R ATIONALE .................................................................................... 60
8.4 R ATIONALE FOR S TRENGTH OF F UNCTION ................................................................................................... 60
8.5 D EPENDENCY R ATIONALE ............................................................................................................................ 60
8.6 TOE S UMMARY S PECIFICATION R ATIONALE ................................................................................................ 62
8.6.1 TOE Summary Specification Rationale for the Security Functional Requirements ............................. 62
8.6.2 TOE Summary Specification Rationale for the Security Assurance Requirements .............................. 63
8.7 S TRENGTH OF F UNCTION .............................................................................................................................. 65
9 ACRONYMS ...................................................................................................................................................... 66
Table of Figures
F IGURE 1 – VPN C LIENT D EPLOYMENT C ONFIGURATION OF THE TOE.......................................................................... 8
F IGURE 2 – B RANCH O FFICE D EPLOYMENT C ONFIGURATION OF THE TOE .................................................................... 9
F IGURE 3 - P HYSICAL TOE B OUNDARY ........................................................................................................................ 10
F IGURE 4 - P HYSICAL TOE B OUNDARY IN B RANCH O FFICE T UNNEL M ODE ................................................................ 10
F IGURE 5 - TOE L OGICAL B OUNDARY ......................................................................................................................... 12
F IGURE 6 - TOE L OGICAL B OUNDARY IN B RANCH O FFICE T UNNEL M ODE ................................................................. 12
Table of Tables
T ABLE 1 - ST, TOE, AND CC I DENTIFICATION AND C ONFORMANCE .............................................................................. 5
T ABLE 2 - T ERMINOLOGY ............................................................................................................................................... 6
T ABLE 3 - TOE S ECURITY F UNCTIONAL R EQUIREMENTS ............................................................................................. 20
T ABLE 4 - A UDITABLE E VENTS .................................................................................................................................... 22
T ABLE 5 - IT E NVIRONMENT S ECURITY F UNCTIONAL R EQUIREMENTS ........................................................................ 39
T ABLE 6 - A SSURANCE C OMPONENTS .......................................................................................................................... 41
T ABLE 7 - M APPING OF TOE S ECURITY F UNCTIONS TO S ECURITY F UNCTIONAL R EQUIREMENTS ............................... 42
T ABLE 8 - FIPS-V ALIDATED C RYPTOGRAPHIC A LGORITHMS ...................................................................................... 45
T ABLE 9 - A SSURANCE M EASURES M APPING TO TOE S ECURITY A SSURANCE R EQUIREMENTS (SAR S ) ...................... 49
T ABLE 10 - R ELATIONSHIP OF S ECURITY T HREATS TO O BJECTIVES ............................................................................. 52
T ABLE 11 - R ELATIONSHIP OF S ECURITY R EQUIREMENTS TO O BJECTIVES ................................................................... 56
T ABLE 12 - F UNCTIONAL R EQUIREMENTS D EPENDENCIES ........................................................................................... 60
T ABLE 13 - M APPING OF S ECURITY F UNCTIONAL R EQUIREMENTS TO TOE S ECURITY F UNCTIONS ............................. 62
T ABLE 14 - A CRONYMS ................................................................................................................................................ 66