Explain IAB oRTB 2.5 protocol?

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Accepted Answer

IAB oRTB 2.5 is a protocol used in programmatic advertising to facilitate real-time bidding between advertisers and publishers.

IAB oRTB 2.5 stands for Interactive Advertising Bureau OpenRTB 2.5.
It is a standardized protocol that enables communication between demand-side platforms (DSPs) and supply-side platforms (SSPs) in programmatic advertising.
The protocol allows advertisers to bid in real-time for ad impressions on publisher websites.
It includes specifications for data exchange, ad formats, targeting options, and other parameters.
IAB oRTB 2.5 protocol helps automate the buying and selling of digital advertising inventory.
Example: A DSP can use the protocol to send bid requests to multiple SSPs simultaneously, and the SSPs can respond with bid responses containing relevant ad inventory information.