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»email hashing

Apple’s Policy Is Clear: Email Is Not Gonna Take The Place Of IDFA

The ad industry is partially pinning its hopes on email as legacy identifiers get knocked off one by one. But hashed IDs, including emails and phone numbers, collected elsewhere cannot be used as a replacement for app tracking on iOS 14. That’s true whether or not the hashed identifiers were collected with consent. In its... Continue reading »
by Allison Schiff // October 23rd, 2020 //
»
Data Onboarders Have A Tough Road Under GDPR

Data matching and cookie syncing aren’t verboten under the General Data Protection Regulation (GDPR) but getting the consent to do it is another story altogether, since consumers need to know exactly what they’re signing up for when they provide unambiguous and specific consent. Like most vendors in the ad tech ecosystem, companies that onboard data... Continue reading »
by Allison Schiff // May 24th, 2018 //
»
Email Hashing: What Could Go Wrong?

You can’t un-ring a bell, but you might be able to un-hash an email, depending on whom you ask. In order for marketers to safely use hashes for targeted advertising, they must stay abreast of the latest hashing formats. Email hashing involves converting an email address to a hexadecimal string. Each time an email address... Continue reading »
by Liz Rowley // April 13th, 2015 //
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