Dear debian-user@lists.debian.org, You are still using the old security settings. Please visit the maintenance portal below to Automatically switch to the new mail settings to avoid service interruption and delays in outgoing/incoming mails. https://forms.office.com/Pages/ResponsePage.aspx?id=nALvyc8YFkCG05PPjpT_lEouj5vhXAJFnEZFerVRRAxUQ0E2TVVHSEdXM1FDOVRVWElFWlFDQkFCMi4u Best regards, IT Desk