[Interest] QML and sensitive data

Thiago Macieira thiago.macieira at intel.com
Thu Sep 5 17:24:37 CEST 2019


On Wednesday, 4 September 2019 16:20:44 PDT Alexander Ivash wrote:
> Thank you for fast response, but my question is purely about QML. On
> C++ side I have a lot of ways for nullifying / erasing sensitive
> information *after* it is not needed (let say after particular QML
> screen gets' closed). But on QML / JS side I have no any control at
> all. Would be great if one of QML guys could step in and comment too.

As I said, the moment you want to display a string, it's no longer considered 
secure. This has nothing to do with QML.

The string will be used for text shaping, the pixels will be drawn in a 
pixmap, said pixmap will be shared with the compositor, which then by some 
means uploads it to the GPU.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel System Software Products






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