A system includes a server to store a first portion of a message, and a client to store a complementary second portion of the message. Interactions between an input device and the document source are provided to generate public and non-commutative proxy keys. Each of the playing cards has a specified predetermined value. The integrated circuit device also includes a second circuit, including a plurality of output drivers, to output data after a first number of clock cycles of an external clock signal transpire, wherein the data is to be written to the first memory device during the write operation.