In his defense of computer-generated imagery, or CGI, Wong tosses the common belief that such effects turn good movies bad out the window by presenting us with this awesome mashup of effects.
Mr. McAfee, the creator of a defense to computer viruses and founder of the company that bears his name, had relocated to the jungles of Belize, and in recent days he is reported to be a "person of interest" in the death of a neighbor.
The sievelike defenses of most computer networks, the difficulty tracing the origin of a serpentine denial-of-service attack, and the FBI's relative inexperience with computer cases "make it extremely difficult to find the culprits," says Peter Neumann, a senior analyst at SRI International in Menlo Park, Calif.
Today, as attacks against computer networks are evolving rapidly, Network Intrusion Detection System (NIDS) has become a valuable tool for the defense-in-depth of computer networks.
Historically, the first line of computer defense, the firewall, is like the guard desk at a building.
The IPP is based on the implementation of computer network defense (CND) to meet the defense in depth (DiD) strategy.
Breaches of computer defenses by worms, viruses, hacks and other intrusions that cause damage are another matter.
In a story on page 64, Elisa Williams describes the exploits of one big vendor of computer defenses, whose market capitalization is $4 billion.
Moreover, IDSs provide a wall of defense which overcomes the attack of computer systems on the Internet.
The data, if independently verified, could help Chinese officials figure out which computers have been hacked, patch security holes, itemize compromised data, analyze the quality of computer security defenses and develop techniques for hardening other Chinese computers against future surveillance by the N.S.A. "It certainly would seem valuable data for the Chinese," Mr. Billington said.
