Tuesday, June 21, 2016

Encrypting Email

If you're planning on taking the Security+ exam, you should have a good understanding of encrypting email. Encryption provides confidentiality and encrypting an email message ensures that it is only readable by authorized users. 
For example, can you answer this sample Security+ question?
Q. Bart wants to send a secure email to Lisa so he decides to encrypt it. Bart wants to ensure that Lisa can verify that he sent it. Which of the following does Lisa need to meet this requirement?
A. Bart’s public key
B. Bart’s private key
C. Lisa’s public key
D. Lisa’s private key
More, do you know why the correct answer is correct and the incorrect answers are incorrect? The answer and explanation is available here.