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Protect Excel Data

CellShield: Seamless Spreadsheet Security

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IRI Data Masking Software in 2018 Market Guide

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Keep PII & PHI Safe

IRI CellShield® protects the sensitive information in your Microsoft Excel® spreadsheets, allowing you to comply with data privacy laws. Point-and-click to protect your columns with reversible and non-reversible masking functions.

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Personal and Enterprise Editions

CellShield keeps your data secure, whether you have one sheet or one million. Search and secure data with intuitive dialogs, use parallel search methods to find and report PII across the LAN, and protect it all at once.

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Built on Trusted Technology

CellShield's core technology is built on the award-winning IRI FieldShield data masking product for databases and flat files. Data masked in one platform can be revealed in another.

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CellShield Editions

CellShield Personal



  • Seamless Integration
  • Encryption
  • Pseudonymization
  • Redaction
  • Same or New Sheet Results
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CellShield Enterprise


  • Automated PII Discovery
  • Automated Reporting
  • Automated Masking
  • Automated Auditing
  • Network-wide Protection
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