The Security Administrator Receives an Email on a Non-Company Account

question 1139

Multiple Choice

The security administrator receives an email on a non-company account from a coworker stating that some reports are not exporting correctly. Attached to the email was an example report file with several customers' names and credit card numbers with the PIN. Which of the following is the BEST technical controls that will help mitigate this risk of disclosing sensitive data?

• A) Configure the mail server to require TLS connections for every email to ensure all transport data is encrypted
• B) Create a user training program to identify the correct use of email and perform regular audits to ensure compliance
• C) Implement a DLP solution on the email gateway to scan email and remove sensitive data or files
• D) Classify all data according to its sensitivity and inform the users of data that is prohibited to share

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Definitions:

Y′

A symbol often representing a predicted value or derivative in mathematical equations or models.

Linear Regression

A statistical method for modeling the relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.

Multiple Regression

A statistical technique that uses more than one independent variable to predict the outcome of a dependent variable, allowing for the analysis of complex relationships.

Perfect Correlation

Describes a relationship between two variables where all data points lie exactly on a line with either a positive or negative slope; correlation coefficient is either 1 or -1.