During Quick Setup another username may have been selected. Use that username to log in.
login as: rsaadmin
Using keyboard-interactive authentication.
Password: <enter operating system password>
Last login: Mon May 25 09:38:09 2020 from jumphost.vcloud.local
RSA Authentication Manager Installation Directory: /opt/rsa/am
rsaadmin@am84p:~> sudo su
rsaadmin's password: <enter operating system password>
am84p:/home/rsaadmin # cd /opt/rsa/am
am84p:/opt/rsa/am # chown rsaadmin:rsaadmin backup
am84p:/opt/rsa/am # ls -l
drwxr-xr-x 4 rsaadmin rsaadmin 4096 May 23 2016 appserver
drwx------ 4 rsaadmin rsaadmin 4096 Jul 20 2016 backup
drwxr-xr-x 6 rsaadmin rsaadmin 4096 Sep 29 2016 components
drwxr-xr-x 8 rsaadmin rsaadmin 4096 Oct 20 2016 config
drwxr-xr-x 2 rsaadmin root 4096 May 23 2016 etc
drwxr-xr-x 4 rsaadmin rsaadmin 4096 Jul 20 2016 install_logs