Without authentication, another person can intercept the communication and do what he wishes.

Although Skype encrypts communication between users, a Skype spokesman did not deny the company's ability to intercept the communication.

If such a target communicates with someone who is located in Canada, CSE cannot intercept the communication.

A Man in the Middle (MitM) attack occurs when a malicious actor manages to intercept the communication between two parties.

If one of them came to Canada we could not pick up their communication even though it could be of vital importance to the security of the country.

The first option enables a more efficient DNS request and the second guarantees that no third party has intercepted the line of communication and changed the requested information.

Under CSE's present legal framework, if a terrorist in Afghanistan is communicating with an individual in Toronto, CSE is not allowed to acquire that communication.

This way, even if a hacker managed to intercept the communication, he would not be able to use the data, because he does not have the key to decrypt the data.