Trying to setup a Mimecast Sync Engine Application on Prem out the Box comes up with “validation failed: invalid mimecast user or insufficient permissions”This is because by default […]
Tag: mimecast
Understanding Mimecast Audit Logs
Failed authentication for XXXX, Date: 2019-11-26, Time: 13:26:01 AEDT, IP: X.X.X.X, Application: MfO, Method: IWA, Reason: Wrong password Failed authentication for XXXX, Date: 2019-11-22, Time: 15:13:23 AEDT, IP: […]
Mimecast Continuity Event Monitor Recommendations
Latency Threshold – I would say to start with 50-60 Seconds to avoid any false positives.Failure Counter threshold – I would suggest to start with 5-6 for […]
Issues with the Outlook Mimecast App interfering with other Outlook Addin’s
Go to administration servicesapplicationsldap application settingsoutlook sectionDisable outlook message list smart searchbar
Office 365 Send Connector Validator Failed
Recently I tried to setup a 365 Send connector to relay it through another third party Mimecast ( https://community.mimecast.com/docs/DOC-1623 ) . Mimecast confirmed they had enabled […]
Mimecast Holding Items after putting them in Permitted Senders
Search for the message in Mimecast Then Copy the Header to Clipboard and Search for “Fail”You can see any DNS checks it might have failed e.g. :
Delay in recieving emails from Mailchimp in Mimecast
Recently had a customer that was getting 15 – 20 minute delays in receiving emails from MailChimp. The same email to services such as Office 365 , Gmail […]
How to Whitelist Mailchimp from Mimecast Anti Spoofing Policy
Many internal companies use Newsletter services such as Mailchimp to email out internal newsletters. The From Address of this is usually an internal email address which means […]
Whitelist Mimecast Outlook Plugin in Windows Firewall
Great a Computer Configuration Group Policy Object for Windows Firewall per belowWhitelist the below files Inbound and OutboundC:\program files\mimecast\mimecast windows service\msddsk.exe ( 32 bit ) C:\program files (x86)\mimecast\mimecast […]
Mimecast Impersonation Protection not working
Recently a email came in from a third party which wasn’t blocked by the Impersonation ProtectionAdministration > Gateway > Policies > Impersonation Protection Definitions Default Impersonation Protection for Mimecast Similar Internal Domain […]
