The Wall Street Journal is reporting that Google is looking into making it possible for advertisers to target search ads by matching customers’ hashed email addresses whenever they “Google” something.
That’s why this week, we’re taking a moment to explain how an email gets “hashed,” de-identifiying the email address into an incredibly secure and unique method for leveraging your CRM data.
Google May Offer New Way to Target Ads – The Wall Street Journal
Email Hashing: What Could Go Wrong? – AdExchanger
Are Emails the New Battleground for Ads? – WSJ Video