I use a Restic. The website can explain it better, but it does encrypted incremental snapshot backups to remote storage systems, in my case I use B2 from Backblaze. B2 costs around $5/month/TB, and with the way the snapshot backups work I have easily accessible backups going back several years.
Check it out: https://restic.net/ -Chris -Sent from my Pip-Boy 3000 > On 30/10/2020, at 7:57 PM, ChandranManikandan <[email protected]> wrote: > > > Hi Folks, > > Could anyone use Email backup into external storage like NAS or cloud storage? > > Am running COS7 with qmail in two machines > One machine is 1 TB email size and Hard disk size is 4 TB > Another machine is 600 GB email size and hard disk size is 1 TB. > > How do I take automatic email backup to an external device, in case of any > problem like Virus,malware,ransom ware etc.. then we can recover from that. > > Please suggest me > Advance thanks. > > -- > Regards, > Manikandan.C
