设计了DEM数据极低比特率压缩方法，压缩数据隐藏在伪装数据中。
A method is designed to compress the DEM data with a very low bit ratio which would be hidden in the disguised data.
在传统上，数据由其管理者小心地隐藏、保护和公开，或者隐藏在公众视线以外，披上了层层伪装，或者淹没在网络海洋之中。
Traditionally, data has skulked about, protected and doled out carefully by its handlers, or has hidden from view, wearing dark sunglasses, mingling among the commoners of the Web.
“‘草垛’抓取所有对外的连接，对它们进行加密，然后把数据伪装成别的，” 西普解释道。
“Haystack captures all outgoing connections, encrypts them, and then masquerades the data as something else,” explains Heap.
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