Whatever it is beware even FBI's were not able to crack it: http://www.webcitation.org/query?url=g1.globo.com/English/noticia/2010/06/not-even-fbi-can-de-crypt-files-daniel-dantas.html

In case you forgot your password, you would have to say good bye to your precious data.

Noob part. I am still not sure what exactly is the purpose of the app: Will it ask for password if I connect my N900 with password protected (truecrypted) MyDocs partition to any pc?