A lot of grayware has upgrade capabilities. It frequently downloads and runs new programs without the users' knowledge. Newly downloaded program may be new grayware, even malware. This is a threat to the system.
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Of course, these scareware applications are nothing more than malware that hold your PC hostage until you pay the ransom-in most cases, you can't uninstall them or even use the PC.
当然,这些伪安全软件应用程序只不过是恶意软件,它控制你的电脑以此为质直到你支付赎金,并且大多数情况下你无法卸载它们,甚至用不了电脑。
Internet security is a critical issue as threats have evolved from the level of "stupid programmer tricks" to sophisticated malware and even international cyber-warfare.
互联网安全更是一个严重的问题,因为网络上的威胁已经从“愚蠢程序员的小把戏”的程度演化到了高深莫测的黑客软件甚至全球性的网络大战的地步。
This kind of safety can be provided to applications even if their operating system is fundamentally compromised by malware.
即使安装应用程序的操作系统从根本上已经被黑客软件所劫持,此类的安全措施仍能被加载于运用程序上。
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