This is used for large installations like ours so if a lot of computers are configured to upgrade at the same time, they won't all hit the server at once. You need to set the update for a time that your computer will be turned on, or the automatic upgrades will not happen. A current list of viruses can be found at McAfee's web site . But if you receive an email that looks suspicious, report it to someone in CSS before opening the attachment. Virus Hoaxes People who are not clever enough to write a real virus create hoaxes, which have basically the same effect with far less effort.
Virus hoaxes are far more common that actual viruses.
There are enough real viruses out there, but it seems most of our time is spent on the false alarms. Another parody is the gullibility virus . Any warning you get about these, please reply to the person who sent it to let them know it's a hoax . This is really the only way of stopping these from spreading. McAfee's web site also has a list of known virus hoaxes here .