Behavioral advertising efficiency

Researchers from U Minnesota, UC Irvine and CMU took a look into “behavioural based advertisement”, a segment that requires heavy tracking of users across websites through cookies. A report of their findings is here: Online Tracking and Publishers’ Revenues: An Empirical Analysis. Money quote:

Empirical analysis of behavioral advertising finds that surveillance makes ads only 4% more profitable for media companies

They found that despite the 40% “ad-tech” premium charged by behavioral ad companies, the ads only added about 4% the media companies that published them, meaning that behavioral advertising is a losing proposition.

Source: Boing Boing

Inaudible sounds to track you for ads.

Following the recent debate about ad-technology and how annoying it is and advertisers insight, you may have though it could only get better from there. Turns out, it can be worse if these claims about tracking through inaudible sounds from ads hold true.

Privacy advocates warn feds about surreptitious cross-device tracking.

Quelle: Ars Technica

Even though I’d consider this inacceptible from a consumers perspective, I’d be very curious about the (audio) technology and the kind of insight this provides, from a marketing perspective. Just consider a TV-Ad broadcasting this signal to a room full of people, for one the signal would sure be difficult to detect. And then, all devices carry the same cookie, making it difficult to identify individuals…

Black Hat: Ad-Network Attack Vector #ddos

JavaScript als Grundlage fast aller HTML5 Innovation wird auch gerne von Werbenetzwerken benutzt um nervige Bilder und Banner anzuzeigen. Am liebsten auf Millionen von Webseiten gleichzeitig und am besten auch gleich so, dass man die gleiche Werbung auf allen Webseiten sieht bis man gekauft hat. Sofern man denn zur richtigen Zielgruppe gehört. Auf der Blackhat hat sich mal jemand Gedanken gemacht, was man für ein paar Cent pro Tausenderreichweite noch alles machen kann.

Still, the two tested proof-of-concept ads that could be used for DDoS attacks on web applications, distributed brute-force cracking of encrypted password “hashes,” and cross domain brute force attacks on passwords.

via IT World