database. 8.5 Web security conference: You are setting up the database for a web secu- rity conference. A participant is defined to be a person who is involved in the conference in any way. You have decided to identify each partici- pant by his or her e-mail address. For each participant, you also want to store the following contact information: last/family name, first/given name, additional/middle name, work affiliation, address information, and phone number