Login to the Karaf shell ssh -p 8201 admin@localhost Enable password encryption using SHA-512 config:edit org.apache.karaf.jaas config:property-set encryption.enabled true config:property-set encryption.algorithm SHA-512 config:update Set a new secure admin password jaas:realm-manage --index 1 --realm karaf jaas:user-add admin my-secure-password(1) jaas:update 1 Replace my-secure-password with a strong password Logout and try login to verify your new password is set.