Providing data security solutions to the US Military for more than two decades, Fiber SenSys, Inc., offers a low-cost solution for layer 1 physical data security. Our SecurLAN™ Active Alarm Carrier, approved by the US Military, is used with or in place of encryption or hardened carrier/conduit. SecurLAN benefits include no reduction in bandwidth, low initial investment, and low total cost of ownership. Fiber SenSys – Your Protected Distribution System (PDS) partner.