Uslaw Ibls Online ContractsElectronic Contracts encoumpas a number of items like clickwrap, shrinkwrap, and sales contracts. Below is a scope note on sales contract and authentication. Authentication of the first concern of contracting parties. When contracts were finalized in a conference room with all parties present, it usually was not major event to verify the identity of the person across the table. Since electronic contracts involve electronic handshakes, the identity of the person at the other end of the contract has become an element that must be dealt with in a secure manner.