• Discussion

    Sophos Email: Understanding Gmail and Yahoo DMARC requirements

    7468 views
    0 replies
    Started 7 months ago
     by GiuseppeI
  • Discussion

    Sophos Email: Google Selective Mail Flow Routing

    7082 views
    0 replies
    Started 7 months ago
     by Tom Foucha
  • Discussion

    Sophos Phish Threat Direct Delivery for M365

    6792 views
    0 replies
    Started 7 months ago
     by Tom Foucha
  • Discussion

    Sophos email: Configuring Central email Inbound with Zoho Mail Server

    7116 views
    0 replies
    Started 10 months ago
     by Virender Gupta
  • Discussion

    Sophos Email: Gateway mode - Delivery Failed for inbound emails "550 5.7.51 TenantInboundAttribution"

    5688 views
    0 replies
    Started 10 months ago
     by josepalad
  • Discussion

    Sophos Email: "550 5.7.1 XGEMAIL_xxxx Command Rejected" translated [Inbound emails]

    50313 views
    3 replies
    Latest over 1 year ago
     by Stuart James
  • Discussion

    Sophos Email: Reviewing Phishing Guidance - Stopping the Attack Cycle at Phase One [CISA/NSA/FBI/MS-ISAC Joint Guide]

    12470 views
    1 reply
    Latest over 1 year ago
     by Tom Foucha
  • Discussion

    Sophos Email: Delivery Failed "550 5.7.1 Sender ID (PRA) Not Permitted" [Inbound]

    6162 views
    0 replies
    Started over 1 year ago
     by josepalad
  • Discussion

    Sophos Email: What to do when a legitimate email is quarantined/deleted for 'Malicious URL - High Risk' reason

    7619 views
    0 replies
    Started over 1 year ago
     by josepalad
  • Discussion

    Sophos Email: (End user) - Setting up Self Service Portal, Allow/Block list, Banners, Emergency Inbox, Quarantine.

    40618 views
    3 replies
    Latest over 1 year ago
     by Kim Mixon
  • Discussion

    Sophos Email: How to read email headers, how to submit a sample and information to provide to support

    12874 views
    0 replies
    Started over 1 year ago
     by emmosophos
  • Discussion

    Sophos Email: [Mailflow]: SPF check passes Sophos Email even though the original SPF status is a fail [Sender: M365 hosted domains]

    8663 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: [Self Service Portal]: Revoke Self Service portal access for a user

    6108 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: "550 5.7.1 Command Rejected" error on outbound emails [Gateway mode]

    37422 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: [ADsync tool] : User/Mailbox is not removed in the 'People' and 'Mailboxes' page even when AD user has been deleted.

    5565 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: Getting "Access Denied" Non-Delivery Report (NDR) notification after configuring Gateway mode

    3755 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: The proper host to do SPF sender checks

    5087 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: How to add aliases to AD synchronized user accounts

    10057 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: Outbound emails bounced with '554 5.7.28 Mail flood detected'

    6563 views
    0 replies
    Started over 2 years ago
     by josepalad
  • Discussion

    Sophos Email: Sophos Time-Of-Click, Microsoft Safelinks, and similar URL re-writing technologies can cause error

    16597 views
    1 reply
    Latest over 2 years ago
     by MarekDalke
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