Modern computer based systems are characterized by several complexity dimensions: a non-exhaustive list includes scale, architecture, distribution, variability, flexibility, dynamics, workloads, time constraints, dependability, availability, security, performances.
Both interventions are computer based.
The following instructions are computer based.
A number of computer security consultants who worked with other companies that experienced attacks similar to those of Google have stated that the surveillance system was controlled from a series of compromised server computers based in Taiwan.
Mr. Santora of Cushman & Wakefield said that tracking and sorting visitors were generally easier and faster with the various computer-based security systems than with manual systems, which are still in use.
His vision of the practice of computer security, based mostly on beautiful models rooted in complex yet elegant mathematical algorithms, was breaking up on the rocky shores of reality.
At least five multinational oil and gas companies suffered computer network intrusions from a persistent group of computer hackers based in China, according to a report released Wednesday night by a Silicon Valley computer security firm.
CERT, a federally financed computer security organization based at Carnegie Mellon University in Pittsburgh, along with private computer security companies have released numerous warnings in recent months describing the attacks and suggesting ways to combat them.
The group's attack on the Vatican was confirmed by the hackers and is detailed in a report that Imperva, a computer security company based in Redwood City, Calif., plans to release ahead of a computer security conference here this week.
In a blog post, Mikko Hypponen, the chief research officer of F-Secure, a computer security company based in Finland, cited "a series of e-mails" he had received from "a scientist working at the Atomic Energy Organization of Iran".
Mr. Hypponen and his researchers at F-Secure, a computer security company based in Finland, identified the worm, readied a patch and distributed the update to their customers, just as dozens of other antivirus companies were doing the same.
