"Nov 25 17:36:28 master sshd[6746]: Failed password for invalid user alex from 59.187.192.100 port 500$
Nov 25 17:36:31 master sshd[6748]: Invalid user brett from 59.187.192.100
Nov 25 17:36:31 master sshd[6748]: Failed password for invalid user brett from 59.187.192.100 port 50$
Nov 25 17:36:34 master sshd[6750]: Invalid user mike from 59.187.192.100
Nov 25 17:36:34 master sshd[6750]: Failed password for invalid user mike from 59.187.192.100 port 506$
Nov 25 17:36:37 master sshd[6752]: Invalid user alan from 59.187.192.100
Nov 25 17:36:37 master sshd[6752]: Failed password for invalid user alan from 59.187.192.100 port 512$
Nov 25 17:36:40 master sshd[6754]: Invalid user data from 59.187.192.100
Nov 25 17:36:40 master sshd[6754]: Failed password for invalid user data from 59.187.192.100 port 512$
Nov 25 17:36:43 master sshd[6756]: Invalid user www-data from 59.187.192.100
Nov 25 17:36:43 master sshd[6756]: Failed password for invalid user www-data from 59.187.192.100 port$
Nov 25 17:36:46 master sshd[6758]: Invalid user http from 59.187.192.100
Nov 25 17:36:46 master sshd[6758]: Failed password for invalid user http from 59.187.192.100 port 525$
Nov 25 17:36:50 master sshd[6760]: Invalid user httpd from 59.187.192.100
Nov 25 17:36:50 master sshd[6760]: Failed password for invalid user httpd from 59.187.192.100 port 52$
Nov 25 17:36:53 master sshd[6762]: User nobody not allowed because account is locked
Nov 25 17:36:53 master sshd[6762]: Failed password for invalid user nobody from 59.187.192.100 port 5$
Nov 25 17:36:56 master sshd[6764]: Failed password for root from 59.187.192.100 port 53149 ssh2
Nov 25 17:36:59 master sshd[6766]: Invalid user backup from 59.187.192.100
Nov 25 17:36:59 master sshd[6766]: Failed password for invalid user backup from 59.187.192.100 port 5$
Nov 25 17:37:02 master sshd[6768]: Invalid user info from 59.187.192.100
Nov 25 17:37:02 master sshd[6768]: Failed password for invalid user info from 59.187.192.100 port 544$
Nov 25 17:37:05 master sshd[6770]: Invalid user shop from 59.187.192.100
Nov 25 17:37:05 master sshd[6770]: Failed password for invalid user shop from 59.187.192.100 port 544$
Nov 25 17:37:08 master sshd[6772]: Invalid user sales from 59.187.192.100
Nov 25 17:37:08 master sshd[6772]: Failed password for invalid user sales from 59.187.192.100 port 55$
Nov 25 17:37:11 master sshd[6774]: Invalid user web from 59.187.192.100
", allora questo credo che sia un tentativo di intrusione o mi sbaglio, e poi in alcuni parti del file invece ho questa situazione
"Nov 30 08:57:48 master -- MARK --
Nov 30 09:17:48 master -- MARK --", cosa significa?, ed inoltre come faccio a chiudere tutti i servizi che non mi servono per evitare di mettere un firewall, visto che e' un computer casalingo??
GRazie a tutti sempre


