Artifact Details Title Deep Crack printed circuit board Catalog Number 102718529 Type Physical object Description There are four logos printed on this board: Cryptography Research, Advanced Wireless Technologies, Electronic Frontier Foundation, and DES. The curator's note reads as follows: "Used to prove the DES algorithm was insecure". Manufacturer Advanced Wireless Technologies Identifying Numbers Other number CLI 94V-0 20-98 On the back of the object. Dimensions overall: 5/8 in x 16 3/8 in x 14 1/2 in Category Component/circuit board Credit Gift of Allen Baum Lot Number X6936.2014