Yes. Any number of methods work. From requiring a cookie to requiring CSS to be loaded to a PoW to a JavaScript redirect. Most scraper bots are really dumb. If you do it cookie based, you can also put a poison link on every page that invalidates their cookie and starts returning poison on every page after that, so they're damned if they do and damned if they don't.
Yes. Any number of methods work. From requiring a cookie to requiring CSS to be loaded to a PoW to a JavaScript redirect. Most scraper bots are really dumb. If you do it cookie based, you can also put a poison link on every page that invalidates their cookie and starts returning poison on every page after that, so they're damned if they do and damned if they don't.