Digital data has become central to all our lives and businesses from the largest multi-national organisations to the smallest family run start-ups now store the majority of their data in bytes instead of boxes. Data should be automatically protected against the phenomenon of bit rot, where data is actually corrupted at the very lowest level the bits. Data must be secured adequately in real-time against viruses and malware through up-to-date security solutions; not only at the firewall but also on the storage device itself in case someone brings malware stored on a USB drive straight into the office.”]
Source: https://informationsecuritybuzz.com/articles/smbs-need-to-understand-5-layers-of-data-protection/