If your business or organization uses ... Exchange Online does not support bulk or high-volume transactional email. We have not enforced limiting of bulk email until now, but we plan on doing ...

Microsoft has been slowly trying to get its Exchange Online users to switch from Exchange Web Services (EWS) for accessing data in favor of Microsoft Graph. In 2018, the company revealed that EWS ...

Microsoft has disclosed a high-severity Exchange Server vulnerability that allows attackers to forge legitimate senders on ...