Tools

LinkedIn Matched Audiences email hasher

SHA-256 hash emails for LinkedIn Matched Audiences in your browser. Nothing is uploaded.

Paste emails, then Hash list.

How to use the LinkedIn Matched Audiences email hasher

  1. Paste the list or open a CSV with an email column.
  2. Hash with SHA-256. Skip duplicates after lowercase.
  3. Download hashes and use that file in LinkedIn Campaign Manager.

LinkedIn hashed contact lists

LinkedIn Matched Audiences can match SHA-256 emails. Normalize first, then hash. This page does both in the tab.

Nothing is uploaded

Campaign Manager never sees the original paste from this site; you download hashes and upload them yourself.

LinkedIn Matched Audiences email hasher FAQ

Is SHA-256 correct for LinkedIn?

Yes for hashed email lists. Keep lowercase and trim on.

Will this double-hash?

Not if the row is already 64 hex characters.

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