Archive | PowerTips – Admins

Did you know? Basic Authentication will be disabled in Exchange Online

Did you know that as of this month Microsoft will randomly select customers and disable Basic Authentication on their Exchange Online services? While from a pure security perspective username and password authentication is outdated, you may still have issues with devices that can only support username and password authentication. For example legacy business applications, multifunction […]

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Security Update – make sure to install pax/spax

All Zimbra administrators should make sure the pax package is installed on their Zimbra server. Pax is needed by Amavis to extract the contents of compressed attachments for virus scanning. If the pax package is not installed, Amavis will fall-back to using cpio, unfortunately the fall-back is implemented poorly (by Amavis) and will allow an […]

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