Office 365 now opens attachments in a sandbox to prevent infections

Microsoft today announced the launch of Application Guard for Office in public preview to protect enterprise users from threats using malicious attachments as an attack vector. Application Guard for Office (also known as Microsoft Defender Application Guard for Office) is designed to help prevent block files downloaded from untrusted sources from gaining access trusted resources by opening them within an isolated sandbox. […]

Microsoft will disable insecure TLS in Office 365 on Oct 15

Microsoft has set the official retirement date for the insecure Transport Layer Security (TLS) 1.0 and 1.1 protocols in Office 365 starting with October 15, 2020, after temporarily halting deprecation enforcement for commercial customers due to COVID-19. “As companies have pivoted their supply chains and countries have started to re-open we have re-established a retirement […]