Ask your boss for more details. Like everyone else said it can be and might be (i.e. Passwords are hashed) but it's a very open question that nobody can properly answer.
It can be. Depends on how you set it up. Encrypt the disk you install it on (or at least the data disk), use https to communicate with it, and encrypt the database you use.
what does he/she want encryption for? What is he/she worried about hiding?
2-factor login controls who has access
https might help but can slow things down in terms of the traffic flow over the internet but comes with other things to worry about
Two vulnerabilities have been published for Confluence Server and Data Center recently: March 20, 2019 CVE-2019-3395 / CVE-2019-3396 April 17, 2019 CVE-2019-3398 The goal of this article is...
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