security dvr
安全dvr
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Many security systems consist of digital video recorders (DVR).
许多安全系统都包含有数码录像机(DVR)。
Early last week a security researcher who goes by the name someLuser published a blog post detailing his dissection of a DVR built by the security firm Swann, disassembling the device and running tests on it via its serial port.
FORBES: More Than A Dozen Brands Of Security Camera Systems Vulnerable To Hacker Hijacking
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