Note the new password for the ftp site as of 08/27/2015:
User login: ADSRiverHydraulics
Password changed to: ADSRiver.2015b
To access, select a FTP client:
1. Web Client
Site link: https://mft.esri.com
(Video tutorials available on the main page, prior to log in)
2. Third party SFTP client
** Download a preconfigured client
3. FTP address to configure a third party SFTP client of your choice:
Site address: mft.esri.com
Also note you can also access the following downloads location (no login required):
Esri Water Resources Team
This is correct. This password will expire in August and be replaced with ADSRiver.2016b at that time.
Note that we are trying to move away from the mft site. You should go to http://downloads.esri.com/archydro to get the updates instead.