Definitions for "Self-Extracting Files"
A file which, when run, decompresses part of itself into one or more new files. It is common to store and transmit groups of files in a self-extracting file to conserve both disk space and transmission time.
A file which, when executed, decompresses part of itself into one or more new files. Files are usually compressed to conserve disk space and transmission time. An anti-virus program cannot scan compressed files unless the compressed files are first extracted and then scanned.
A file that, when run, extracts itself. Most files transferred across the Internet are compressed to save disk space and lower transfer times. The self-extracting program can extract a virus or Trojan Horse. These types of viruses can be effective since the scanning of compressed files is a rather new technique used by most leading antivirus package. You cannot get a virus by just downloading a self-extracting file. You must run it. Always scan new files before using them.