Re: [Trisquel-users] trying to use losetup, ioctl tells me argument is invalid

[mikko . viinamaki]

Have you tried inserting the modules as suggested in the manual?
I also see that the manual states

DES  encryption  is painfully slow. On the other hand, XOR is terribly weak.   
Both are insecure nowadays.

       Cryptoloop is deprecated in favor of dm-crypt.