Security measures against ransomware attack
Following example will help you defend against 'ransomware' incident
Activate immutable for 'differential+incremental' backup & future snapshots.
Immutable files & directories cannot be modified, deleted, or renamed.
Useful security feature against ransomware.
NOTE: 'root' priviledge required to use this feature.
#!/bin/bash
# Following example will help you defend against 'ransomware' incident
# Activate immutable for 'differential+incremental' backup & future snapshots.
# Immutable files & directories cannot be modified, deleted, or renamed.
# Useful security feature against ransomware.
# NOTE: 'root' priviledge required to use this feature.
# do your usual vrangesync transfer with 'differential+incremental' backup & future snapshots
$ vr -i "/residence/user/work" -o "/location/of/destinationdirectory" -idd "y"
# require 'root' priviledge to activate 'immutable' mode & set immutable recursively
sudo chattr +i -R "/location/of/destinationdirectory"
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