Enterprise Security: The Manager's Defense GuideE-Business is on the rise, but so are the likelihood and severity of computer attacks. Melissa, the Love Bug, Nimda, and Reezak all caught the e-Business community off guard, costing billions of dollars in lost productivity and damage. Maintaining enterprise security is now, without question, a crucial aspect of doing business in today's... | | Cisco Secure Intrusion Detection SystemOrganizations continue to deploy firewalls as their central gatekeepers to prevent unauthorized users from entering their networks. However, network security is in many ways similar to physical security in that no one technology serves all needs-rather, a layered defense provides the best results. Organizations are increasingly looking to... | | Theory of Relativity
THIRTY-FIVE years ago this article on the theory of relativity, written by me at the rather young age of 21 years for the Mathematical Encyclopedia, was first published as a separate monograph together with a preface by Sommerfeld, who as the editor of this volume of the Encyclopedia was responsible for my authorship. It was the aim of the... |