I need help in completing the assignment questions?

Q1) Much has been made of the new Web 2.0 Phenomenon, including social networking sites and user- created mash-ups. How does Web 2.0 change security for the internet? How do secure software development concepts support protecting applications?

Q2) Capture a Spam E-mail Massage. View the email header and copy the information to your assignment document. Provide a short narrative on security techniques and mechanisms in protecting against spam activity?

Please provide the reference page for the same. Thank you.