IP-based video surveillance has improved the effectiveness of video security by leaps and bounds over the analog CCTV equipment we've grown so accustomed to over the years.

相对于我们已习惯多年的模拟CCTV视频安防设备，基于IP的视频监控在其安防视频监控效力的改进上可谓是突飞猛进。

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Two young boys were filmed stealing CDs on the security video.

两个少年偷唱片时被保安录像机拍摄了下来。

《牛津词典》

But security experts say it contains biological and chemical sensor technology, video, wireless communications, and computer software to simulate the spread of potential contaminants.

但安全专家说，它包括了生物和化学传感器技术、视频、无线通信，以及模拟潜在污染物蔓延的计算机软件。

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His successor,Hakimullah Mehsud, appearing in Balawai's final video message is wanted by the Pakistani security forces.

VOA: standard.2010.01.09

This video by the Department of Homeland Security shows that anyone,at any age can be a victim of human trafficking - forced into labor or prostitution.

VOA: standard.2010.07.23

Spanning multiple computing, communication and entertainment platforms, Logitech's combined hardware and software enable or enhance digital navigation, music and video entertainment, gaming, social networking, audio and video communication over the Internet, video security and home-entertainment control.

ENGADGET: Logitech G300 mouse delivers gaming friendly features on the cheap

"We've heard the increasing requests for an Alert Commander for Mac, and are proud that Logitech Alert is one of the first security solutions to help people who use Mac keep their homes protected, " said James Lopez, general manager of digital video security at Logitech.

ENGADGET: Logitech Alert security cameras get OS X support for mindful MacBook owners

The fiscal 2013 Q3 numbers from Logitech are in, and according to new CEO Bracken P Darrell, the "disappointing" results will require immediate action to turn around -- action that includes selling off its remote control (read: Harmony) and digital video security divisions.

ENGADGET