BLARNEY是一项通信监视程序,始于 1978 年,并在FISA下运作。收集发生在美国境内的顶级电信设施,这是大多数流量(包括无线流量)流经的阻塞点。这种类型的监视称为“上游收集”。它首先在爱德华·斯诺登 (Edward Snowden)披露的PRISM幻灯片中被公之于众。与 BLARNEY 相关的设施,包括 AT&T位于加利福尼亚州旧金山的641A 房间(2006 年由Mark Klein揭露) ,以及位于新泽西州的另一处。BLARNEY 在9月11日袭击后扩大规模。BLARNEY is a communications surveillance program, started in 1978 and operated under FISA[1] .[2] The collection takes place at top-level telecommunications facilities within the United States, choke points through which most traffic will flow, including wireless. This type of surveillance is referred to as "Upstream Collection." It was first brought to public view in a PRISM slide revealed by Edward Snowden. Among the facilities associated with BLARNEY are AT&T's Room 641A in San Francisco, California, revealed in 2006 by Mark Klein, and another in New Jersey. Like its counterparts, BLARNEY was expanded after the September 11 attacks.