Automated Data Append
Use Datafinder's easy to use, self-serve data tools to add the data you need quickly.
Powered by LifeData®
Add email addresses to your customer and marketing lists with LifeData®, the most reliable and accurate data available.
Available as RESTful API
Use Datafinder robust API services to append data in realtime.

Email Decryption

Encrypted, hashed, and anonymized emails represent lost opportunities and lost revenue. With Versium’s Email Decryption, you can tap into this hidden resource and boost your campaign reach. We can provide unencrypted email addresses for upper- or lower-case emails encrypted with MD5, SHA-1 or SHA-256, optionally including basic data append (Name, Address, City, State, Zip, Zip4, Country, Phone, Email).

We make it really easy. You provide a list of hashed emails, and we return a list of recovered emails.

Get Started

Tap into previously inaccessible email addresses for your campaign. Get started decrypting email addresses today using our Email Decryption Tool on, or using the Email Decryption API call on your existing API account.

1. Provide Encrypted Emails

The Email Decryption tool accepts a list of encrypted emails, one per line, in a variety of formats. Inputs can include emails hashed or encrypted with:

  • MD5
  • SHA-1
  • SHA-256

2. Retrieve Unencrypted Emails

The Email Decryption tool returns a list of unencrypted emails in the same format, optionally including basic data append (Name, Address, City, State, Zip, Zip4, Country, Phone, Email). Here’s a sample of what is returned by the tool:

Data returned for an Email Append

Input (Encrypted Email) Recovered Email First Name Last Name Address City State Zip Phone
5469703a9c26d5e8be4e46bef4596e2f836088c0 Don Johnson 478 19TH PL W Redmond WA 98052 4255557892

Email Decryption Pricing

per returned email
per email with appended basic data
Includes: Name, Address, City, State, Zip, Zip4, Country, Phone, Email

$99 mimimum per file

Create your Free Account to get started
Here's what Datafinder offers:
  • Consumer Data Append

    Append Consumer Contact Data, such as email address, phone number and postal address, Household Financial Data and Demographic Insights to your customer or prospect lists with match rates as high as 85%

  • Predictive Model Builder, Lead Score and List Builder

    Use your historical customer data, Versium's LifeData® and machine learning technology in Datafinder's Predictive Marketing Suite. Model Builder, Lead Score and List Builder.

  • Data Hygiene and Validation Services

    Clean up your data, fix contacts and validate email addresses and phone numbers

  • Datafinder APIs

    Use all of the services above through realtime RESTful API endpoints. Make your apps smarter with Versium's LifeData®

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