Fig. 2. (A) Search results in Daum (www.daum.net). (B) Classification of search results in Daum. Refer to Table 1 for definition for each classification.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.