* Multipartite viruses: These viruses exhibit the characteristics of both boot sector
and program file.
* McAfee Scan 3.0.0 also achieved perfect scores on in-the-wild on-demand detection, and in addition, it posted high scores for in-the-wild on-access scanning (98.9 percent for boot sector
viruses, 99.5 percent for file viruses).
A virus also may infect the boot sector
or partition table of a disk.
* ThunderBYTE 7.00a detected 99.5 percent of all in-the-wild viruses, including every in-the-wild boot sector
All the content, including boot sector
and partition table on the master drive, will be copied onto the destination drive sector by sector.
Take the time to scan the boot sector
of your hard disk using a utility such as Norton's Advanced Utilities or Mace Gold, again looking for strange data.
Although it is not necessary to understand in detail these different infection methods, the differences between boot sector
and file viruses are important.
New features include virus scanning memory for active virus infections, virus scanning boot sectors
for boot viruses, virus scans within archive formats ZIP, RAR, ARJ, ACE, TAR, LHA or CAB and virus scans within Outlook Express, Outlook and Netscape e-mail.