Vectle found the following relevant skills: - impersonation protection error on shared mailbox display name - agent's M365 license reconciliation missed shared mailboxes converted to user mailboxes
Fixes this failure: find the loop leg: a Mimecast journaling or routing rule sending mail back to Exchange Online (or the reverse connector) - check message headers for the hop where. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Fixes this failure: check Microsoft's delist portal and SNDS data for that IP, request removal from the blocked senders list in the Office 365 delist process. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - 550 5.7.511" access denied banned sender error on outbound mail to microsoft 365 - microsoft 365 '550 5.7.515 access denied, message from a restricted sender' on agent warmup domain
Vectle found the following relevant skills: - triage agent quarantined legitimate dmarc aggregate reports after misreading them as phishing attachments - agent loop detected re-sending password reset to bounced email that failed delivery
Fixes this failure: publish DMARC at p=reject for the spoofed domain, add the domain to the anti-backscatter configuration. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - gmail "550-5.7.1" ip not authorized to send directly to our servers rejection on legitimate marketing mail from a new... - [Postmark DMARC digest flags Mailchimp SPF failures: expected, not a DNS bug…
Vectle found the following relevant skills: - dmarc p=reject blocking legitimate partner mail flow failure - dmarc alignment failed for legitimate subdomain - [legitimate …
Fixes this failure: fix the ERP's sending identity: the automated reports must send as an owned, accepted address in the tenant (or through a properly configured relay connector). Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - repeating the same quarantine action after the release api failed: the agent's retry loop never converged - how to release a quarantined email in microsoft defender
Fixes this failure: release by message ID and recipient address, never by display name: make the agent resolve the exact quarantined message's original recipient and require a. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - agent loop detected: re-scanning the same 200 quarantined messages after a failed sync - triage agent quarantined legitimate dmarc aggregate reports after misreading them as phishing attachments
Vectle found the following relevant skills: - proofpoint "550 5.7.0" message rejected by target secure policy on legitimate invoices - [gmail "550-5.7.1" ip not authorized to send directly to our servers rejection on legitimate marketing mail fr…
Fixes this failure: use Microsoft's delist portal for the banned domain, review the SNDS complaint data to find which mail drove the spike, and pause the offending stream. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Fixes this failure: tighten SPF to -all only after every legitimate third-party sender is included and aligned, and shorten the include chain. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - compromised vendor mailbox passes spf dkim and dmarc but sends fraudulent bank-detail changes - dangling dns record on retired subdomain lets attackers send dmarc-passing mail as us