The following table summarizes the hidden data types that Digital Confidence DataDistiller™
Engine*, which powers MailValve EX™, is able to remove.
| Supported File Formats |
Extensions |
Supported Hidden Data Types |
| Microsoft® Word Document |
.docx;.docm |
Document Properties; Comments; Comment Authors; Tracked Changes; Tracked Changes Authors; Hidden Text; Custom XML; Printer Settings |
| Microsoft Excel® Workbook |
.xlsx;.xlsm |
Document Properties; Comments; Comment Authors; Tracked Changes; Hidden Worksheets; Hidden Rows and Columns; Custom XML; Printer Settings |
| Microsoft PowerPoint® Presentation |
.pptx;.pptm;.ppsx |
Document Properties; Comments; Comment Authors; Slide Notes; Hidden Slides; Off-Slide Content; Custom XML |
| OpenDocument Text |
.odt |
Document Properties; Comments; Tracked Changes; Versions |
| OpenDocument Spreadsheet |
.ods |
Document Properties; Comments; Tracked Changes; Versions |
| OpenDocument Presentation |
.odp |
Document Properties; Slide Notes; Versions |
| OpenDocument Graphics |
.odg |
Document Properties; Versions |
| PDF Document |
.pdf |
Document Properties; XMP; Comments and Markups; Deleted Objects |
| AVI Video |
.avi |
INFO; XMP; Other Hidden Data |
| JPEG Image |
.jpeg;.jpg |
Exif (including thumbnail and geotag); Photoshop image resources (including IPTC-NAA);
XMP; Comments; ICC Profile; Adobe APP14 tag, JFIF header; Other Hidden Data |
| JPEG 2000 Image |
.jp2 |
Metadata (including native metadata, XMP, and other hidden data) |
| WAVE / BWF Audio |
.wav |
INFO; Exif; Broadcast Audio Extension; axml (including ISRC); iXML; XMP; ID3; Cart Chunk; Other Hidden
Data |
| PNG Image |
.png |
Metadata (including XMP) |
| SVG Graphics |
.svg;.svgz |
Metadata |
| MP3 Audio |
.mp3 |
ID3v1 tag and Lyrics3v2; ID3v2 tag (including XMP); APE tag |
| MP4 File |
.mp4;.m4a
.m4v;.m4b |
Metadata (including native metadata, XMP, and other hidden data) |
| 3GP File |
.3gp |
Metadata |
| F4V File |
.f4v |
Metadata (including native metadata, XMP, and other hidden data) |
| AIFF Audio |
.aif;.aiff |
Native Metadata; ID3; Other Hidden Data |
| Monkey's Audio |
.ape |
APE tag |
| Musepack Audio |
.mpc;.mpp;.mp+ |
APE tag |
| OptimFROG Audio |
.ofr;.ofs |
APE tag |
| WavPack Audio |
.wv |
ID3v1 tag; APE tag |
| Tom's Audio Kompressor |
.tak |
APE tag |
| ZIP File |
.zip |
File Entries Timetstamps; File Entries Comments; ZIP Comment |
| XML/XSD/XSL |
.xml;.xsd;.xsl |
Comments |
* For detailed description of hidden data types,
see the DataDistiller™ Engine
page
|
