The prices are negotiated on a cost per thousand impressions, so the advertiser isn’t paying based on uptime or even dimensions. Instead, they’re paying for the amount of times, in thousands, that their ad is seen. A user visits a publisher's site. The publisher's Supply-Side Platform (SSP) sends a bid https://trevorngwky.losblogos.com/28144131/orientações-topo-da-segurança-publicitária