No description on this process yet.
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casperno (Oct. 21, 2012):
It looks like it is responsible for managing which applications have access to your contacts. The similarly named tccutil is a command line tool to manage your privacy database. tccd has a database file in each user's home directory ~/Library/Application Support/come.apple.TCC/TCC.db that appears to store which apps you have allowed and denied access to for your contacts.
Process is part of OS X - see short description and find out more about this process via supplied link.
Process is part of clean OS X install however there is no description available from credible sources at this moment. Use supplied link for related google search.
No appropriate entry in the process database (at this moment) or process is not part of Mac OS X system (e.g. application from 3rd party). Use supplied link to find out more using google search.
There is information on the web that this process is (or can be) dangerous- malware, trojan or virus. See more via supplied link.