You are assigned a password for ViSLAB login.  Your initial password is randomly generated and should be reasonably secure.  However, you MUST change your initial password ASAP.  Once you change your initial password, you should be able to use ViSLAB services hosted at www.vislab.net (wiki/blog/GoogleTalk). 

To change your password, goto to ViSLAB's LDAP server.