![]() ![]() ![]() What most antivirus software fail to take into consideration is the small window of time between the initial file scan that detects the malicious file and the cleanup operation that takes place immediately after. Therein lies a fundamental flaw as the file operations are (almost) always performed at the highest level which opens the door to a wide range of security vulnerabilities and various race conditions. ![]() Given the nature of how antivirus software has to operate, almost all of them run in a privileged state meaning the highest level of authority within the operating system. If the unknown file is determined to be a suspected threat, the file will then be automatically quarantined and moved to a secure location pending further user instructions or it will simply be deleted. Most antivirus software works in a similar fashion: When an unknown file is saved to the hard drive, the antivirus software will usually perform a “real time scan” either instantly or within a couple of minutes. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |