The exchange and storage of information has emerged as a crucial aspect of technological, economic and human progress in today's society. Computer aided systems help to administer this information ...

Digital signatures greatly reduce the time spent during transactions. The signature serves as a fingerprint for the buyer, whether they are in business-to-consumer (B2C) or business-to-business (B2B).

Reader L.T. desires greater flexibility in the signatures appended to his email messages. He writes: I have over 75 signatures in my Signature file and am always adding and deleting from that file. I ...