最近,一则消息引起了我们安防行业人士的关注。黑龙江讷河监狱服刑人员王东在服刑期间,利用手机上网聊天,骗取二名被害人钱财;利用一名被害人裸体照片相要挟,勒索钱财。此事一出,在社会上引起舆论的轩然大波。人们纷纷感到好奇与震惊:监狱系统本来不是应该密不透风,让犯罪分子无法与外界接触,安心服刑思过的地方吗?犯罪分子如何通过层层的隔断设备、森严的管理制度与外界取得联系,并继续为非作歹的?有些网友 Recently, a message caught the attention of our security industry. During his time in prison, Wang Dong, a prisoner in Nehe prison in Heilongjiang, used his cell phone to chat on the internet and cheated two victims for money. Using one victim’s nude photos to blackmail and extort money. This matter came out, causing public opinion in the community uproar. People have been curious and shocked: the prison system should not be airtight, so that criminals can not contact with the outside world, ease the thought of serving sentence? How criminals through layers of equipment, strict management system to get in touch with the outside world And continue to be evil? Some users