Blockchain for development of digital advertising

According to forecast, in 2018 the investments in the Blockchain will amount to 2.1 billion dollars. Andrew Degenholtz on Forbes says digital advertising is one of the areas that could benefit from the application of this technology.
The defense against hacker attacks and fraud reassures advertisers, who can spread ads and payout distributors and publishers securely. The Blockchain would regulate the whole sector: it could exclude unauthorized advertising and, then, it could reward the most deserving companies.