+Data loss is the unintended, irreversible absence or corruption of digital information. It can arise from [hardware failure](/wiki/hardware_failure), human error, or malicious attacks like [malware](/wiki/malware), leading to significant disruption and expense. Proactive measures, such as regular backups, are crucial for mitigation.
+## See also
+- [Backup](/wiki/backup)
+- [Data Recovery](/wiki/data_recovery)
+- [Ransomware](/wiki/ransomware)
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