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Out of the box SQL Server queries and results are passed to and from the client and server in an unencrypted format which can be viewed easily from network traffic capture tools. SQL Server network traffic may contain sensitive data such as personal or financial details that need to be protected from unauthorised parties. See Synergetic Data Privacy and Security Information Sheet for for more information on the types of data and data breach rules that may apply to your organisation. To protect network traffic transmissing SQL Server provides native facility to encrypt traffic between the client and server, rendering captured network packets as unreadable and keeping any data transferred confidential whilst it is in transit.
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