it is a secure way of storing data but not 100% - as cdr's and cdrw's do fail sometimes. for essential stuff it is best to make two copies of any cdr or cdrw (storing then in different places)
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation techniques
How to mine Bitcoin on Mac
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.