The rtvscan.exe file runs the real-time scanning feature of the Symantec Internet Security Suite and is responsible for detecting malicious code embedded on possible viruses and other malware processes. When a file enters the system, the rtvscan.exe file will automatically execute and scan the file, immediately notifying the user about any files it detects. The rtvscan.exe file can also automatically clean the infected file.
For the full protection of your computer, the file rtvscan.exe runs continuously in order to check every file that enters your system. Aside from scanning and notifying the user about virus infections, it also logs or saves a report every time it performs a scan. The log or report details the information about the file scanned, its location, and the virus that came bundled with the file along with the actions taken by both the user and the program about the security risk.