12.2 Proactive DLP Release Notes

Proactive DLP features such as redaction and watermark are available with MetaDefender 4.16 or newer.
The features in v2.1 are available with MetaDefender 4.17 or newer.


Release date: August 8, 2020

  • Improved memory usage

  • Improved IPv4 and CIDR search

  • Added threaded comment search and redaction in Excel files

  • Up to 40% speedup when scanning Excel files


Release date: July 7, 2020

  • Utilize column and row header to improve certainty level in Excel

  • Detect sensitive info in file properties with regular expressions

  • Custom keyword list for regular expression

  • Support redaction feature on Linux

  • Performance improvement: faster processing, less resource usage

  • New system requirements on Linux

  • End of support Centos 6, Debian 8


Release date: May 20, 2020

  • Better context calculation for Excel and PDF

  • Improve IPv4 detection in TXT

  • Distinguish between "Failed to detect" and others


Release date: April 21, 2020

  • Threaded comment redaction in Excel files.

  • Slightly increased PDF scan performance.

  • Improved certainty calculation for MS Office and PDF files.

  • Fixed wrong context when a single cell in an Excel file contained the same hit multiple times.


Release date: April 7, 2020

  • Support Optical Character Recognition (OCR) for PDF (Windows only)

  • Redact sensitive information for Microsoft Office Excel (XLS/XLSX)

  • Better detection method, reduce false positive


Release date: Feb 12, 2020

  • Improve IPv4/CIDR detection performance

  • Better handling temp files

  • Remove "Parse Binary" option


Release date: Jan 6, 2020

  • Supports watermark addition for PDF

  • Redact sensitive information for Microsoft Office Word (DOC/DOCX)

  • Support DLP in Linux with limited functions (work with MetaDefender Core 4.17.1 or newer)

  • Redact sensitive information based on certainty level (work with MetaDefender Core 4.17.1 or newer)

  • Sample Regular expressions to detect Personally identifiable information (PII): email, address, full name, date of birth, driver license, phone number, bank account number


Release date: November 27, 2019

  • Better error message when an input PDF file is corrupted


Release date: October 31, 2019

  • Better displaying the words before and after a hit in PDF


Release date: September 8, 2019

  • Supports IPv4, Classless Inter-Domain Routing (CIDR) detection

  • Supports remove metadata for TIFF, GIF file

  • Better CCN detection


Release date: August 15, 2019

  • Better watermark and redaction handling when a system is under high load

  • Improve CCN detection


Release date: June 28, 2019

  • Proactive DLP as new name

  • Certainty score for sensitive data detection

  • Redact sensitive information for text-based PDF file

  • Watermark addition for JPEG, TIFF, PNG, GIF

  • Supports remove metadata for JPG, PNG file


Release date: February 18, 2019

  • Improve detection for Microsoft Access format

  • Improve context for hits

  • Improve processing speed (20%)