On Wednesday 08 July 2020 16.32:03 Michele Calgaro via trinity-users wrote: > we did some work recently on TDE to add some support for bluray discs, but > I have no clue if it works in k3b. If you are on PSB or PTB you could give > it a try and let us know. I will do, as I'd rather not pull KDE in. There seems to be an appimage of k3b however, which could be a solution if TDE's k3b does not do the job. > Personally, if I need to back up lot of data (perhaps frequently) I would > buy a cheap harddisk and use that as backup. IF you need extra protection > you can have more than one HD and either have multiple backups or use RAID > config. M Discs pretend to be secure for 1000 years (!) although I guess that in 30 years or so I won't bother anymore :) I do have hard disc backups but hard discs do die... Thierry