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Hightouch Match Booster — PII-Safe Ad Audience Enrichment (2026)
source.hightouch-com.docs-match-booster-overview-2026 ↗
Hightouch Match Booster enriches audiences and conversion events with supplementary identifiers (alternate emails, phone numbers, device IDs) sent to ad platforms. Warehouse-native — data never persisted on Hightouch infrastructure beyond a hash of the model primary key.
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