The contract includes network operations and security, computer network defense, security life cycle management, and identity management, the Defense Department said.

国防部称，合同内容包括网络运行与安全、计算机网络防御、安全的全寿命管理以及识别管理等。

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Thus, network defense-in-depth is imperative.

因此，网络纵深防御，势在必行。

youdao

Network trap, which protects the valuable resource of information by guiding the attacker to imitative and illusive information, is an available makeup of traditional network defense.

网络诱骗技术是对传统网络防御手段的有效补充，通过将网络攻击者引向伪造的、虚假的信息资源，达到保护网络中真正有价值信息资源的目的。

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"How do we get creative and think not just of what they have done, but what they are going to do next and next and next?" But the homeland security secretary says the U.S.government must also take care not to intrude on citizen privacy as it ramps up its defense of the worldwide electronic network government agencies, businesses and individuals increasingly depend on.

VOA: standard.2009.08.11

Since don't ask, don't tell was introduced, the military has discharged more than 13, 000 lesbians, gays and bisexuals, according to the Servicemembers Legal Defense Network.

CNN: Discharged under 'don't ask, don't tell'

During his tour, Manzella was contacted by the Servicemembers Legal Defense Network, a national nonprofit offering legal assistance to those affected by don't ask, don't tell.

CNN: Discharged under 'don't ask, don't tell'

Allyson Robinson of Servicemembers Legal Defense Network, one of the groups which successfully campaigned to let gays serve openly in the military, said repeal of "don't ask, don't tell" has given more male soldiers the confidence to report same-sex assaults.

NPR: Military's Sexual-Assault Problem Has Deep Roots