Security Protecting Yourself Against Ransomware Ransomware encrypts your files and holds them for ransom, use a cloud backup service, authenticated backup (SFTP), or ZFS snapshots
ZFS Why I Use ZFS, Possibly the Best Filesystem Ever Devised Data Integrity, Integrated Volume, No RAID5 Write Hole, CoW, Efficient Snapshots, Clones, Dynamic Partioning, Adaptabiliy, (Incremental) Send Receive, Compression, and Encryption