This book gives a thorough explanation of what computer viruses are, how they work, and how much computer users should worry about them. It is written to apply to all systems: micro, network, and mainframe and for both professional managers of computing systems and users of personal computers of all types, PCs, Macintoshes, and others.Robert Slade presents details of many of the most virulent of the known viruses and of the damage that they have done, as well as providing guidelines and recommendations to protect systems from infection. In addition, the book provides the widest possible range of reviews of the major anti-virus software packages available as well as many of the books on viruses. Contact addresses, telephone numbers, and electronic mail addresses are also given. In the event of a suspected virus infection, this book is the one that users will reach for!Included with the book is a diskette containing several anti-virus programs to help detect and disinfect computers. Both PC and Macintosh software is provided.