On 03.03.2013, Klearchos-Angelos Gkountras wrote:
how to change the password for thesse partitions
"cryptsetup luksAddKey" does that.
or I will do that manually one-by-one ?
Yes.
In fact, you can't change a LUKS password directly. First, you have to
add the new password, then you can remove the old one. See option
"luksKillSlot".