Action Center in Windows 7 gives you a view of all your PC’s security and maintenance features. Action Center shows up as a little white flag on the right-hand side of the Windows 7 toolbar. Windows Defender alerts you when spyware attempts to install itself or to run on your computer. The improved Windows 7 UAC is essential in that it informs you when a program makes a change that could potentially harm your computer or make it susceptible to security threats, CIO.com’s Windows 7 Bible.”]
Source: https://www.csoonline.com/article/2126982/windows-7-security–5-simple-ways-to-stay-safer.html