Appeal No. 2003-1025
Application No. 09/224,918
checked to see if an access-permission has already been granted.
If it has, then access is granted again without going through the
access granting process. If it has not, then the access granting
process is run. Access-permissions are checked on a regular
basis. An access-permission is flushed out of the cache when its
resource is altered, when its user is removed from the system, or
when the access-permission of its user is altered. Appellants'
specification at page 1, lines 7-8; page 3, line 21, to page 4,
line 17; and page 18, line 10, to page 19, line 3.
Claim 1 is representative of the claimed invention and is
reproduced as follows:
1. A computer-readable medium having a plurality of executable
instructions at least a subset of which, when executed, implement
a method comprising:
upon receipt of an indication from a user having access to a
computer network to access a resource on the computer network,
checking a first memory, without performing a file open procedure
upon a file in which are stored any access permissions of users
for access to the resource, to determine:
if:
the requested resource is altered; or
a representation of the user has been removed from the
first memory; or
any of the access permissions of the user for access to
the requested resource are altered:
then removing any access permissions from the first
memory allowing access to the requested resource by the user;
2
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