The process of creating duplicate copies of digital information to protect against data loss, corruption or unavailability
Location
Onsite Backup
Offsite Backup
Storage of duplicate copies of data at a geographically separate location from the primary data source to provide protection against physical disasters and to ensure data continuity
Frequency
Consult the Recovery Point Objective (RPO) of the organization to confirm backup preserves necessary data amount
Data Change Frequency also needs to be considered
Encryption
Data at Rest Encryption
Data in Motion Encryption
Snapshots
Point-in-time copies of the data that capture a consistent state that is essentially a frozen in time copy of the data
Recovery
Used to regain access to the data in the event of a data loss or system failure
Replication
Making real-time copies of the data
Journaling
Maintaining a meticulous record of every change made to an organizations data over time