Proactive DLP release notes

v2.23.0

Release date: 04/08/2025

• It is now possible to HASH the hits in the output document for Word, PDF and plain text files

• Toxic text detection is now available in more languages, including French, Spanish, Turkish, Italian, Russian, and Portuguese

• More NSFW categories introduced, including guns and violence

• More PIIs are available via AI scanning, including NHS and UK Electoral Roll Number

• Resolved an issue where enabling AI scan previously disabled regex scan. Both scans now function concurrently

v2.22.1

Release date: 02/05/2025

• DLP no longer uses "/tmp" directory in order to fully support non-root Docker

• Result UI page became more comprehensive, detailing scan types and processing results

• Switching on AI scan won’t interfere with other features anymore

v2.22.0

Release date: 01/13/2025

• Intentional Leakage Detection

  • Small Font Size Recognition: Detect intentional data leaks by finding text hidden using very small font sizes in PDF, Word, and Excel files

  • Invisible Text Recognition: Detect intentional data leaks by identifying hidden text where the text color and background color are the same or very similar in PDF, Word, and Excel files.

• New predefined sensitive information types are now supported for detection and redaction:

  • Turkish Passport Numbers

  • Turkish Phone Numbers

  • Turkish ID Numbers (TC Kimlik)

  • IMEI/IMEISV (International Mobile Equipment Identity)

  • Israeli ID Numbers

• Fixed an issue where AI scanning disrupted regex-based scanning

v2.21.1

Release date: 11/04/2024

• Debian 12 and Rocky Linux 9.4 are now supported

• AI scan failure in case a PDF file has an empty page is now fixed

• Hit validation failure when only a TSV file is used for PDLP is now fixed

v2.21.0

Release date: 10/02/2024

• Anonymization is now supported for PCAP and PCAPNG files

• PII detection using Artificial Intelligence

  • Supported PII: Driver’s license, passport number, and national ID number

  • Languages Supported: English, French, Spanish, German, Italian, and Portuguese

  • Supported File Types: PDF and text files

• Detection policy update fixed

v2.20.0

Release date: 07/25/2024

• Support the .jp2 file type.

• New predefined sensitive information types are now supported for detection and redaction:

  • Australia Medicare Number

  • Australia Company Number

  • Australia Business Number

  • Australia Tax File Number

  • UK NHS Number

• The localization select list in the UI has been replaced with a country-specific sensitive information select list.

• The US-SSN has been divided into US-ITIN and US-SSN (they are still referred to as SSN in the result JSON).

• The JP-SSN has been renamed to JP-MYNUM (it is still referred to as SSN in the result JSON).

v2.19.1

Release date: 06/13/2024

• Improve PDF metadata dictionary processing.

• Detection Policy improvements include: precedence, new operators, and parenthesis usage.

• Custom regex file updates no longer require an engine restart.

• Fix date regex issue in Excel files using TSV files.

v2.19.0

Release date: 04/11/2024

• Support multi-frame GIF files with OCR.

• Support .loc files, FDF files, and Acrobat Forms.

• Support recursive PDF processing (for embedded PDF only).

• Improve Microsoft Office 2007 object processing, including linked objects, tracked changes, background images, SmartArt.

• Improve PDF stamp annotation and form processing.

• Fix watermark scan bug.

v2.18.1

Release date: 02/15/2024

• Implement more sophisticated TSV file handling related to the “custom regexes from file” feature.

• Refine detection of SWIFT codes, reducing both false positives and false negatives.

• Resolved interruption issues related to hit limits during embedded image processing.

• Removed duplicate results that occur when using the best quality OCR.

• Fix the independence of redact settings from TSV file loading.

• Fix a memory leak

v2.18

Release date: 01/04/2024

• Importing custom regular expressions from a file is now supported.

• New predefined sensitive information types are now supported for detection and redaction:

  • ABA Routing Number

  • U.S. Bank Account

  • International Banking Account Number (IBAN)

  • International Securities Identification Number (ISIN)

  • SWIFT Code

• OCR capabilities have been improved.

• SSE4.2 is now also accepted by Proactive DLP (in addition to SSE4.1) as the required CPU instruction set for OCR.

• File metadata handling for scan requests have been improved.

• Proactive DLP’s UI workflow settings are now unified across all officially supported MetaDefender Core versions.

• Proactive DLP’s UI workflow settings for detection have been redesigned to provide a more compact look.

v2.17

Release date: 10/20/2023

• Announcing Document Identification

• Not Safe For Work (NSFW)

  • Detect "Not Safe For Work" content in text and images

  • Redact textual hits and blur images with NSFW content

• Personal document classification

  • Detect personal ID on images

• Detection of Generic Password and Generic API Key secrets have been improved

v2.16

Release date: 07/18/2023

• Announcing DICOM Anonymization:

  • Anonymize patient information according to the Basic Attribute Confidentiality Profile

  • Remove sensitive burned-in annotations from DICOM images

• Patterns for US SSN numbers have been updated

• Fixed issue when DLP engine crashes when files are sent for scanning right after engine initialization

v2.15.1

Release date: 05/22/2023

• Improved generic password and generic API token detection (secret detection)

• Fixed issue when processing of large text files took very long time

• Fixed issue when CCN hits contained extra character at the end

• Fixed sensitive info substitution in hyperlinks

• Fixed issue when PDLP was unable to detect certain software secrets in XML files

• Allowlist and custom validators now properly working with XML files

v2.15

Release date: 03/31/2023

• Support more secrets:

  • Generic passwords

  • Generic API tokens

  • PostgreSQL credentials

  • MYSQL credentials

• DOCM and XLSM file types are now supported in scanning

• Redact sensitive information in CSV and XML files

• Text substitution can be configured instead of redaction in the following document types:

  • MS office documents (word, excel, slides)

  • PDF files

  • Text files

• Fixed issue when valid hits can be invalidated due to a bug

• Fixed issue with duplicate character validator that resulted in more false positive

v2.14

Release date: 12/19/2022

• Support more secrets:

  • Private keys (PEM, PPK)

  • IBM Cloud key

  • IBM API Connect Credentials

  • IBM COS HMAC Credentials

• Reorganize the workflow configurations

• Improve MS Word processing to reduce false positive detection

• Fixed issue when valid hits could be lost when other hits are redacted during PDF processing

• Fixed log retention

v2.13.1

Release date: 11/2/2022

• Allowlist feature has been added to all sensitive info types

• Log retention period can now be configured from the engine configuration

• Encoding detection can be configured in the Workflow rule setting instead of the engine configuration

• Fixed issue where DLP engine updates were failing permanently due to unrecognized OS

• Fixed issue when encoding detection settings were lost during configuration export and import

• Fixed issue where an empty regular expression field in the workflow rule settings caused DLP engine update to fail permanently

v2.13

Release date: 9/31/2022

• Secret detection in text files supporting AWS, Azure and GCP secrets

• New optional validators for sensitive data

  • Exclude prefix

  • Exclude suffix

  • Exclude beginning characters

  • Exclude ending characters

  • Duplicate characters (only for custom regexes)

• DLP log level is now selectable in the engine configuration

• External dependencies are checked before engine initialization

• Some descriptions have been streamlined in the workflow rule settings

• Fixed issue when local scan fails on read-only PDF files

• Fixed issue when SSN localization could be saved without value

v2.12

Release date: 7/5/2022

• Improved PDF processing speed

• General improvements in performance due to update from .NET Core 3.1 to .NET 6.

• Improved OCR capabilities

• Improved product logging to enhance product diagnostics

• Fixed issue when the quality of jpeg images dropped after metadata removal

• Fixed issue when DLP fails to process EMF images embedded in a document

• Fixed issue when embedded files can't be opened during recursive PPT processing

• Fixed issue when xls files could not be processed during MD Core local scan

v2.11.1

Release date: 5 /11/ 2022

• A configuration to choose a default fallback encoding

• Optimize system resource usage for PDF processing

• PDF Watermark: Added line breaks to long texts

v2.11

Release date: 3/30/2022

• Support watermark feature for MS Word

• Allow the customers to set certainty for the regular expression

• Support encoding detection (for Japanese, Hebrew and UTF8 encodings)

• Processing all annotation object types in PDFs

• Processing all stamp object types in PDFs

• Keeping the original image quality for output files when removing Metadata

v2.10.1

Release date: 2/16/2022

• Enhance PPT file processing

• Improve metadata processing for image file types

• Fix line break issue with DOC/DOCX when applying watermark

• Fix metadata removal with TIFF file format

• More plain text file support

• Improved image processing (performance)

v2.10

Release date: 12/22/2021

• Add more supported encodings (for Email Security Gateway use case)

• A configuration to set limit file size per workflow

• Scan and remove Metadata recursively

• Support processing cropped images for XLS/XLSX/PPT/PPTX

• Fixed memory leak issue

v2.9.1

Release date 12/1/2021

• Detection Policy is available on MetaDefender Core v5 or newer

• A configuration to allow a file if it is redacted (MetaDefender Core v5 or newer)

• Optimize memory usage

• Better encode handling between Email Security Gateway and Proactive DLP

v2.9

Release date 10/13/2021

• Support watermark EMF/WMF/SVG

• Detect and Redact sensitive info in several objects

  • MS Excel sheet name

  • Defined Name object in MS Excel

  • Image alternative text in MS Office

  • Comment Author in MS Word and Excel

  • Header and Footer in MS Word and Excel

  • Track changes in MS Word and Excel

  • Alternative images in PDF

  • Form fields in PDF

• Improve recursive processing

  • Support RTF as an embedded file

  • More details about hit location

• Upgraded Qt framework to version 5.15.2

v2.8.1

Release date: 8/18/2021

• Improve performance for several file types (MS Excel, text, etc ...)

• Fix MS Excel redaction failure in some cases

v2.8

Release date: 7/8/2021

• A configuration to remove embed objects if recursive processing fails

• Fixed FILE SIZE LIMIT configuration issue

• Fixed embedded image OCR processing

• Improve large plain text file processing

v2.7.1

Release date: 6/3/2021

• Support unlimited depth and number objects in recursive document processing

• Allow users to set a limit number of returned sensitive info

• Added "," to the default delimiter list

• Improve Excel processing

• Fixed Chinese regular expression in text files (CSV, TXT, ...)

• Fixed missing keyword configuration when upgrading to DLP 2.7

v2.7

Release date: 4/27/2021

• Drop supporting MetaDefender Core older than 4.17.1

• Recursive scan and redaction of embedded files in MS Office files

• Localization support for Japanese SSN

• Support watermark, metadata detection, OCR for BMP format

• Support "Delimiter" as an optional validator

• Context detection around hits in PDF files has been improved

• Chart detection and redaction has been introduced in Excel

• Improve OCR detection quality

• Improve redaction function for MS Word files

v2.6.1

Release date: February 8, 2021

• Fix detection issue when an empty cell has a comment (Excel)

• Improve MS Office validation in some regular expression cases

v2.6.0

Release date: January 11, 2021

• Process the hidden areas in a cropped image (DOCX, DOC)

• Support OCR for standalone image file types (JPG, PNG, TIFF)

• Support OCR for embedded images in DOC, DOCX, XLS, XLSX

• Support remove metadata for document files (PDF, DOC, DOCX, XLS, XLSX)

• Support redaction for RTF

v2.5.1

Release date: November 12, 2020

• Improve Japanese string detection/redaction in PDF

• Fix a detection issue when a regular expression contains a Hebrew string

• Fix a crash issue when scanning DOC file on Linux

v2.5

Release date: October 1, 2020

• Metadata removal, Watermark, OCR are available on Linux

• Advanced watermark configurations: font size, text opacity, text position

• New configurations

  • Stop the process if found enough sensitive info

  • Quality configurations for OCR (Normal, Best)

• Support HTML and TXT redaction

• 10x faster when processing text file

v2.4.1

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

v2.4

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

v2.3.2

Release date: May 20, 2020

• Better context calculation for Excel and PDF

• Improve IPv4 detection in TXT

• Distinguish between "Failed to detect" and others

v2.3.1

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.

v2.3.0

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

v2.2.1

Release date: Feb 12, 2020

• Improve IPv4/CIDR detection performance

• Better handling temp files

• Remove "Parse Binary" option

v2.2

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

v2.1.2

Release date: November 27, 2019

• Better error message when an input PDF file is corrupted

v2.1.1

Release date: October 31, 2019

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

v2.1

Release date: September 8, 2019

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

• Supports remove metadata for TIFF, GIF file

• Better CCN detection

v2.0.1

Release date: August 15, 2019

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

• Improve CCN detection

v2.0

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

v1.0.3

Release date: February 18, 2019

• Improve detection for Microsoft Access format

• Improve context for hits

• Improve processing speed (20%)