Seven Tips for Managing & Protecting Passwords -- we use, sometimes abuse, and often lose them. According to a recent study of over 3,000 IT managers, executives, and security personnel, conducted by Rainbow Technologies: Passwords and PC's go hand-in-hand. We depend on passwords for a variety of daily tasks -- from checking our voicemail, to logging onto our computers, to entering password protected Web sites. But how do you keep track of them.