# Mathematical Digest

### Short Summaries of Articles about Mathematics

in the Popular Press

"Homeland Insecurity," by Charles C. Mann. *The Atlantic Monthly Online,*September 2002.

This is a lengthy article about Bruce Schneier, cryptographer, and aboutcrytptology, especially as it applies to national security and the accompanyingsocial issues. "Cryptology is a specialized branch of mathematics with somecomputer science thrown in. As recently as the 1970s there were no cryptologycourses in university mathematics or computer science departments; nor werethere crypto textbooks, crypto journals, or crypto software...Now it is amultibillion-dollar field with applications in almost every commercial arena."An accompanying sidebar article, "A Web-Only Primer on Public-Key Encryption"is posted online in the same issue.

*--- Annette Emerson*