| 1. | Security experts are constantly devising ways to protect computer systems from access by unauthorized persons
安全专家不断设计新方法，用以保护计算机系统免于未经授权之人的访问。 |
| 2. | Multiple databases are released each week , assisting you to keep your system free of new infections
同时数据库每周都会有多种更新，以帮助您保护计算机系统远离新型恶意软件的感染。 |
| 3. | When avoltage surge occurs , it activates a circuit breaker in the surge protector , protecting the computer system
电压浪涌发生时，就会激活浪涌电压保护器中的断路器，从而保护计算机系统。 |
| 4. | It helps protect computer systems from malicious code and helps protect trusted code from intentionally or accidentally compromising security
它有助于保护计算机系统免受恶意代码的攻击，并保护受信任的代码以使其安全性免受有意或无意的危害。 |
| 5. | More seriously , most people and sme s are not aware of the importance of protecting their computer systems , or simply not making an effort to secure their systems
更严重的问题，是大部分人士及中小型企业尚未意识到保护计算机系统的重要性，又或者，他们根本没有为自己的计算机系统引入任何安全措施。 |
| 6. | Defenses against computer viruses include protection against unauthorized access to computer systems , using only trusted sources for data and programs , and maintaining virus - scanning software
防止计算机病毒包括保护计算机系统免遭未经许可的访问，仅使用可信的数据和程序资源，以及维护病毒扫描软件。 |
| 7. | An intrusion detection system ( ids ) is an automated system for the detection of computer system intrusions . the main goal of an ids is to detect unauthorized use , misuse and abuse of computer systems by both system insiders and external intruders
入侵检测系统是指能够自动识别计算机系统内的入侵行为的系统，它可以检测出内部用户或外部入侵者的非授权使用、误用和恶意攻击等异常行为模式，保护计算机系统的安全。 |
| 8. | As a kind of initiative safe protection means , intrusion detection can detect not only the external intrusion behaviors , but also the inside unauthorized activities of the user . the intrusion detection system plays a very important role in protecting the security of the computer system
入侵检测作为一种主动的安全防护手段，不仅能检测来自外部的入侵行为，同时也能检测内部用户的未授权活动，在保护计算机系统的安全中，发挥了重要的作用。 |
| 9. | To help protect computer systems from malicious mobile code , to allow code from unknown origins to run with protection , and to help prevent trusted code from intentionally or accidentally compromising security , the . net framework provides a security mechanism called code access security
为了帮助保护计算机系统免受恶意移动代码的危害，让来源不明的代码安全运行，防止受信任的代码有意或无意地危害安全， . net framework提供了一种称为“代码访问安全性”的安全机制。 |
