In response to 2CHEVSKII (): To put the plugin to the server you basically download it and drop into oxide/plugins folder. I believe the OP is looking for an anti-cheat plugin.
In response to Wulf (): I believe the OP is looking for an anti-cheat plugin. I believe, he should write more specific then. He asked HOW TO PUT plugin on the server, not WHERE TO FIND it.
In response to pedrosb9105 (): How i can put an anticheat plugin to my server from prevent players be use cheats on be sure that param server.secure 1is on