Maxaa la sameeyaa hadii ku furmi la yahay Putty marka ip:102.214.168.180 gilisi

Please help

Access Denied issue

I'm getting permission denied on auth.log file, day 2 task

su: Authentication failure $ less /var/log/syslog /var/log/syslog: Permission denied tail: cannot open '/var/log/syslog' for reading: Permission denied