To compete in today’s fast-paced competitive environment, organizations arincreasinglyallowing contractors, partners, visitors andgueststoaccesstheirinternalenterprisnetworks.Theseusersmayconnect to the network through wired ports in conference rooms ooffices, or via wireless accesspoints.Inallowing this open access for third parties, LANs becom（71）.Third parties can introduce risk in a variety of ways from connecting with an infectelaptop to unauthorized access of network resources to （72）activity. For many organizationhowever, the operational complexity and costs to ensure safe third party network access havbeen prohibitive. Fifty-two percent of surveyed CISOs state that they currently use a moat ancastle’s security approach, and admit that defenses inside the perimeter are weak. Threats fromnternal users are also increasingly a cause for security concerns. Employees with maliciouintent can launch （73）of service attacks or steal （74）information by snooping thnetwork. As they access the corporate network, mobile and remote users inadvertently can infethe network with （75）and worms acquired from unprotected public networks. Hackemasquerading as internal users can take advantage of weak internal security to gain access tconfidential information.

[单选题]To compete in today's fast-paced competitive environment, organizations are increasingly allowing contractors, partners, visitors and guests to access their internal enterprise network. These users may connect to the network through wired ports in c

[单选题,共用题干题] To compete in today's fast-paced competitive environment, organizations are increasingly allowing contractors, partners, visitors and guests to access their internal enterprise networks.These users may connect to the network through wired

[单选题]The Internet is the world's largest computer(71)．A．networkB．deviceC．displayD．disk

[试题]As__________announcedintoday’spapers,theShanghaiExportCommoditiesFairisalsoopenonSundays.A．)beingB)isC．)tobeD)been

[试题]A．s__________announcedintoday’spapers,theShanghaiExportCommoditiesFairisalsoopenonSundays.A．)beingB)isC)tobeD)been

[单选题]“What _________ is today?” “It’s Sunday.”A．dateB．wrongC．weatherD．day

[单选题]Today’s weather is ______worse than yesterday’s.A.veryB.muchC.very muchD.mu

[单选题]Today is (11) 15． It’s Marie-s birthday．(12) friends (13) here．They are Linda， Tom， Peter，John， and Lucy． Her (14) are here， too． There(15) a big cake on the table．There are fourteen candles (16) the cake． There (17) also salad， ham-burgers， fish， eg

[试题]F．or this part, assume today’s date is 15 August 2005.5 (a) Donald is aged 22, single, and about to finish his university education. He has plans to start up a business sellingcomputer games, and intends to start trading on 1 April 2006, making up acc

[试题]4 (a) For this part, assume today’s date is 1 March 2006.B．ill and Ben each own 50% of the ordinary share capital in Flower Limited, an unquoted UK trading companythat makes electronic toys. Flower Limited was incorporated on 1 August 2005 with 1,000