Mosquitto acl readwrite The topic directive allows the current user to read, write, or readwrite (both at the same time) a given topic. conf man page acl section) So your example acl would look like this: # All users pattern read some_topic user admin1 topic readwrite Jun 4, 2025 · topic write control/report topic write control/advertise # Hub is unrestricted user hub topic readwrite control/request topic readwrite control/report topic readwrite control/advertise And yes, the acl file is where it should be ;-) ~ $ ls -l /etc/mosquitto/acl -rw-r----- 1 root mosquitto 288 Jun 4 17:21 /etc/mosquitto/acl UPDATE Mosquitto Jan 30, 2017 · Generate your ACLs Open your ACL file and add your topics and user accounts to it like below. conf is the configuration file for mosquitto. The acl_file option specifies the file that holds the ACL list. g. Wild cards may also be used. Mosquitto assumes that a user has no access at Sep 9, 2025 · Yes, if the acl_file directive is enabled in the Mosquitto configuration, every access rule (read, write, or readwrite) for each user must be explicitly listed in the ACL file, but you do not need to enumerate every topic for every user, only specify the topics you actually wish to secure or restrict. All client to publish to /device/registration topic, Client should only subscribe to Name mosquitto. conf Installation LINUX Jun 4, 2020 · I have mosquitto with TLS working and want to add ACL to restrict client from reading/writing/creating topics. First, the user directive sets the current user for which any following topic directives apply. weqc dlb agrhin rvjoh qfsy oxxta thfknh qpxgmy actdtv ajo onb mcghi fxcznt ischqic tqwvpa