Microsoft® SQL Server 2008 R2 Unleashed
by Ray Rankins, Paul Bertucci, Chris Gallelli, Alex T. Silverstein
Connection Encryption
With SQL Server 2008, it is easy to set up Secure Sockets Layer (SSL) encrypted client/server communication over all protocols. The SNAC net-library handles the tasks of encryption and decryption on both the server and client ends. (Note that this process does cause a slight decrease in performance.) Setting it up requires both server-side and client-side configuration changes; this section covers only the client-side changes in detail.
SQL Server 2008 enables encryption using two types of certificates:
• Certificates generated by and obtained from an external certification authority such as VeriSign
• Certificates generated by SQL Server 2008 (known as self-signed certificates)
The bit strength of the encryption (40-bit ...
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