5 Backup Mistakes Businesses Make (And How to Avoid Them)

Data loss is not merely a technical inconvenience; it is a serious business risk. From lost customer records to halted operations, even a brief disruption can result in financial losses, reputational harm, and legal consequences. At our lab, we frequently work with organizations that believed their data was properly backed up until an incident proved otherwise.

Having backups is not sufficient. What protects your business is a backup strategy that is reliable, regularly tested, and resilient.

Below are five common backup mistakes we encounter, along with one critical misconception many business owners have regarding server protection, and how to address them.

1. Assuming Backups Are Running (When They Aren’t)

Many companies install backup software and assume it will function indefinitely without oversight. However, backups can fail silently due to:

  • Expired licenses
  • Reached storage limits
  • Crashed services or agents
  • Misconfigurations following updates

Solution:
Implement automated backup reporting, review logs regularly, and schedule test restores. Alternatively, work with a managed IT provider who actively monitors your backup system.

2. Storing Backups on the Same Device or Network

In numerous cases, businesses store backups on the same RAID system or local server as their production data. When ransomware strikes or a server fails, both the primary and backup data may be lost.

Solution:
Apply the 3-2-1 rule:

  • Maintain 3 total copies of your data
  • Use 2 different types of storage media
  • Keep 1 copy offsite or in the cloud

3. Neglecting to Test Restore Functionality

Backups are only as good as your ability to restore them. Without routine restore tests, businesses often discover too late that files are corrupted, missing, or inaccessible.

Solution:
Conduct monthly restore tests of critical files, and simulate full system recoveries at least quarterly.

4. Failing to Secure Backup Data

Backups can be vulnerable to the same threats as production data. Ransomware often targets backup directories, and poor access control can lead to accidental or malicious deletion.

Solution:
Use encryption, access restrictions, and immutable storage options to protect your backup data. Ensure your cloud backups cannot be altered or deleted for a set period.

5. Relying on a Single Backup Method

Many businesses rely solely on cloud sync tools or a single external drive. While convenient, these solutions may not protect against all scenarios, especially data corruption or ransomware.

Solution:
Deploy a hybrid strategy that includes:

  • Local image-based backups for rapid recovery
  • Offsite or cloud backups for disaster recovery
  • Versioned backups to restore specific historical points

Why New Servers and RAID Arrays Are Not Enough

Business owners often assume that purchasing a new server with RAID (Redundant Array of Independent Disks) ensures complete data protection. While RAID provides hardware redundancy, it does not guard against:

Ransomware Attacks

Modern ransomware can encrypt entire RAID arrays, mapped drives, and attached backup storage.

Our RAID data recovery team frequently handles cases where all volumes, including backups, have been locked by ransomware.

Fire, Flood, or Physical Catastrophes

Disasters such as electrical fires, flooding, or overheating can destroy entire systems, rendering RAID protection irrelevant.

Human Error or Insider Threats

Employees may accidentally delete critical data or, in extreme cases, intentionally sabotage systems. RAID will replicate such deletions across all drives.

In one example, our server data recovery  specialists successfully restored key databases from a physically damaged system after a data center fire.

Formatting and Configuration Errors

Missteps like formatting the wrong volume or reinitializing the server can instantly erase valuable data. RAID systems do not protect against operational mistakes.

Final Thoughts

From our extensive experience assisting businesses across the country, we have found that the most dangerous assumption is:

“We have RAID, so we’re protected.”

This belief leads many companies to neglect proper backup planning. When disaster strikes, they often discover that their RAID setup failed, their backups were corrupted, or they were entirely unprotected against external threats.

We have recovered data from:

  • Ransomware-encrypted RAID arrays
  • Fire-damaged server racks
  • Deleted or overwritten virtual machines
  • Flooded NAS enclosures
  • Systems sabotaged by former employees

All of them had RAID. None had true backup protection.

If your organization is experiencing a critical data loss event, we invite you to learn more about our professional data recovery services. We specialize in retrieving data from damaged, encrypted, and failed storage systems, no matter how complex the scenario.

5 Backup Mistakes Businesses Make (And How to Avoid Them) was last updated June 2nd, 2025 by Colleen Borator