[liberationtech] Metadata Cleanup trough File Format Convertion?

[jvoisin]

On 17/07/2013 21:22, Nick wrote:
> Quoth Fabio Pietrosanti (naif):
>> If a JPEG is converted to PNG, "maybe" all metadatas are lost. (this
>> has to be verified)
>> If a DOC/DOCX is converted to a PDF, maybe all metadatas are lost.
> 
> Interesting topic. I'd be most worried about watermarks, as 
> depending on the format they may well remain, and be difficult to 
> find or test for. I don't know if they're routinely used, but it's 
> certainly something to be aware of.
> --

Did you know about the MAT (https://mat.boum.org) ?