output2.txt

加密算法。

**********************************************************************
**                                                                  **
**  What's New in the NAV Virus Definitions Files      WHATSNEW.TXT **
**                                                                  **
**  Symantec AntiVirus Research Center (SARC)         July 29, 1998 **
**                                                                  **
**********************************************************************
This document contains the following topics:

 * Update Overview
 * Virus Alerts
 * Changes Incorporated Into This Update
 * Additional Information


**********************************************************************
** Virus Alerts                                                     **
**********************************************************************
The ten most commonly reported viruses, worldwide:

    1  Form.A
    2  WM.Concept.A
    3  AntiEXE.A
    4  One Half