Wget с именем пользователя и паролем
wget --user user --password pass http://example.com/
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wget --user user --password pass http://example.com/wget --user=remote_user --ask-password ftp://ftp.example.com/file.ext
Password for user `remote_user': [SECRET (not visible)]
wget --user=remote_user --password=SECRET ftp://ftp.example.com/file.ext