Make your password at least eight characters long, upper and lower case, with a numeral and a special character. Now make a different one for every system, each application and every website you use.
Net result: Lousy cyber hygiene. Some 49 percent of adults keep passwords written down on paper, and 39 percent routinely reuse passwords, according to research from the Pew Research Center. This is a recipe for disaster, and experts say it’s time to chart a new course.