Discusses some basic notions of modern cryptography: public key systems and digital signatures. Describes how theoretical modern cryptography can help solve security problems on the Internet. (Author/JKP)

This article focuses on the challenge of educators in keeping up with an information environment that has changed dramatically in the past 10 years. Thus, it is crucial that when teaching literacy to students, educators emphasize skills that reflect the information environment of the present, not the past. With the information age comes a whole…