“Magic links” can end up in Bing search results, rendering them useless
For what it's worth, here's Google admitting that GoogleBot causes POSTs:<p><a href="https://developers.google.com/search/blog/2011/11/get-post-and-safely-surfacing-more-of" rel="nofollow">https://developers.google.com/search/blog/2011/11/get-post-a...</a><p>Automatically triggered POST is <i>not</i> sufficient to keep the bots at bay.<p>They seem to be implying that <i>only</i> automatically triggered POST are acceptable, but that was also >10 years ago.<p>With the way things are going, it might be that any on-page confirmation buttons won't be sufficient to keep the bots at bay. Maybe it's time to fight back, check the user-agent, and serve the bots a CAPTCHA?