Adalytics: DoubleVerify, IAS, and Human Security, paid by advertisers to detect bots, regularly miss such traffic; DoubleVerify missed 21% of bot visits
> I was the 15th employee at DoubleVerify in 2009. … Charlie Tysse : A few years ago while still at Further (formerly Search Discovery), Jim Gordon, Samantha Burge and I were engaged by a large multinational logistics firm … Dr. Augustine Fou : nothing new, DV and IAS failed again (to detect basic bots) — AND, kicker, they revealed that they use IP addresses and USER AGENTS … Jay Friedman : Why would most advertisers rather save 2% instead of 20%? That's a question every CFO and CEO should ask their CMO and procurement group. … See also Mediagazer