Problem:

(i) All Security authentication mechanism that run on the TRU64 Unix Operating system run under the Security Integration Architecture ( SIA ) layer. Explain with diagram the Security Integration Architecture.

(ii) Using UNIX command explain how would you install a multiple layered security product?

(iii) Using UNIX command, how would you enable an ALCs (access control list), in the TRU64 Unix system?

(iv) After having loaded the ACLs, what command would you use to determine the status of ACLs in the kernel? ( i.e verifying the kernel change ).

(v) What command will determine if access control list ( ACLs ) are currently running in the system?

(vi) Some of the files that are required to run a UNIX system are,

(a) /etc/passwd.
(b) /etc/group.
(c) /dev/console.
(d) /sbin/sh.
(e) /vmunix.

Describe the importance of these files.