− | Since its establishment, ENUM has become commercially available worldwide. ENUM trials began since 2003 in different countries such as Australia, Austria, China, France, Germany, Korea, Netherlands, Sweden, Switzerland and the United States. Prior to the implementation of ENUM in the United States, the Department of Commerce (DoC) issued an endorsement regarding the participation of the U.S. of the official ENUM trial and to create guidelines particularly to protect the users privacy and security.<ref>[http://old.cdt.org/standards/enum/030428analysis.pdf Deployment Status]</ref> | + | Since its establishment, ENUM has become commercially available worldwide. ENUM trials began in 2003 in different countries such as Australia, Austria, China, France, Germany, Korea, Netherlands, Sweden, Switzerland and the United States. Prior to the implementation of ENUM in the United States, the [[DoC|Department of Commerce]] (DoC) issued an endorsement regarding the participation of the U.S. in the official ENUM trial and sought to create guidelines to protect users' privacy and security.<ref>[http://old.cdt.org/standards/enum/030428analysis.pdf Deployment Status]</ref> |