For secure data backup, here’s how to do the 3-2-1 rule right

"The venerable 3-2-1 rule for backing up data remains a tried-and-true method for ensuring the integrity of copied data that is essential to disaster recovery efforts, but it has to be done properly."

W. Curtis Preston

networkworld.com/article/96838…

#321rule #airgap #backup #dataprotection #datarecovery #sysadmin #selfhosting

For secure data backup, here’s how to do the 3-2-1 rule right

The venerable 3-2-1 rule for backing up data remains a tried-and-true method for insuring the integrity of copied data that is essential to disaster recovery efforts, but it has to be done properly.

^{W. Curtis Preston (Network World)}