Remember group projects in school? Teachers love them because they have less grading to do; in a class of 25 students, they might only need to look at 5 projects.
For team members, team projects can be difficult, usually when individual motivation levels don’t match up. On the other hand, team projects can be rewarding when the work is shared and takes advantage of each team member’s strengths.
Software security is a kind of team project—everyone in the organization has an impact on security and risk.