That is currently what we do via email. it is a link that has the password and logon in the link. not very secure and we are moving towards government and aerospace markets so this was is not going to be allowed in those markets.
yes each customer gets a log on and password to go to their folder only. not one customer can see any other folder. we are ftp hosted by earthlink. here is an example of a link we send and an actual folder:
ftp://copeland.rmt-corp.com:copeland...earthlink.net/