Overview and Installation – SQL Server Reporting Services 2012 - Learning SQL Server Reporting Services 2012 - page 33

5. Please consult this link for security-related aspects of SQL Server installation at

http://msdn.microsoft.com/en-us/library/ms144228.aspx . In this demo
installation, many of the best practices are not followed just to make it easier
to work with exploring the features. Also, mostly the computer administrator
is the only entity interacting with the SQL Servers, the SharePoint Server, and
other services, and therefore the same account (that of the administrator) is
used for everything, again not the best practice. However, since Reporting
Services on both Native and SharePoint Integrated Report Servers are accessed
by users who assume other roles (but still Windows users), the Windows
authentication is mostly used. Click on Apply ; the Backup Encryption Key
window will be displayed, as shown in the following screenshot:

6. Click on on the ellipsis button for File Location and browse your computer

for a location to save your key file. Saving the key is essential to recover
the service, in case something untoward happens. For example, the author
experienced a hacking incidence and he was able to get back to his servers.
It should be deemed as one of the best practices.
The file location chosen is C:\Users\mysorian\Desktop\Booksnarticles\
SSRS\Jan-08-2013.snk .