In recent days we have had a lot of questions from clients who were concerned their information may have been compromised in Office 365 by the HeartBleed vulnerability. This flaw allows intruders to read server memory which would contain usernames, passwords, credit cards, or any other confidential information that may be on the server running OpenSSL. We wanted to take a minute to reassure you that Office 365 and out of the box Microsoft configurations are not affected.