QUESTIONNAIRE ITEMS, AND CONTENT VALIDITY INDEX (CVI) ASSESSMENT FORM CONTNETS

1 = Strongly Disagree, 2 = Disagree, 3 = Neutral, 4 = Agree, and 5 = Strongly Agree

Questionnaire Items

Your assessment, kindly tick appropriately

Relevancy

Clarity

1

Visibility: Social Media system should visibly keep users informed about their security status:

1

2

3

4

1

2

3

4

1.1

Social Media system show the user the progress status during a visible delay in response time

1.2

Social Media system visibly shows the current selection/data input field

1.3

Social Media system clearly highlight the problem field with regard to error messages

1.4

Social Media system give feedback for every security-related action

1.5

Social Media system visibly show the location of security-related options

2

Learnability: Social Media system should ensure that security actions are easy to learn and remember:

1

2

3

4

1

2

3

4

2.1

Social Media provide easy-to-learn training material

2.2

Social Media system have a quick-start guide to assist the user

2.3

Social Media security options are selected by default

2.4

Social Media user interface make it obvious which security items are currently selected

2.5

Social Media system protect users against making severe errors