List of whitelist documents

We collected the file types based on the usage pattern of our current customers and screened each one for possible security risks, which determined the whitelist below.

Office = [
  ".doc", ".docx", ".xls", ".xlsx", ".ppt", ".pptx", ".odt", ".ods", ".odp", ".txt"

Image = [
  ".png", ".gif", ".bmp", ".jpg", ".jpeg", ".jpe", ".jif", ".jfif", ".jfi"

Pdf = [

VideoUrl = [
  ".mp4url", ".videourl"

YoutubeUrl = [

Video = [

Audio = [
  ".mp3", ".m4a", ".aac", ".oga", ".flac", ".wav", ".pcm", ".aiff"

Maximum file size


Each file has a 25 MB limit.


The sum of uploaded files has a 10 MB limit, when sending e-mails. While receiving e-mails, each file has a 25 MB limit.

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