However, for historical reference, a key feature of KIS 2013 was (Cloud-assisted security). This combined traditional signature-based antivirus with Kaspersky Security Network (KSN) cloud data to automatically detect and block new, unknown threats in near real-time, significantly speeding up scan times and improving detection of zero-day malware.
As a discontinued product from over a decade ago, is no longer supported, updated, or available for safe download from official sources. Using it today would leave your system critically vulnerable. kaspersky internet security 2013 download