## security setting
plugin-load-add = connection_control.so
connection-control = FORCE
connection-control-failed-login-attempts = FORCE
connection_control_min_connection_delay = 3600000
connection_control_max_connection_delay = 3600000
connection_control_failed_connections_threshold = 5
修改my.cnf限制登录失败次数为5次connection-control-failed-connections-threshold=5，并限制重试时间为60分钟connection-control-min-connection-delay=3600000，修改my.cnf配置，禁用local-infile选项；