Category Archives: Uncategorized

Problem: SPF, DMARC and DKIM isn’t enough anymore, new requirements are coming out. Solution: Creating the image Adjusting the SVG DNS Editor Record Check

Problem: Emails may be going through your external spam filter (eg Barracuda) but not showing up in the inbox. Further review shows that they’re getting stuck in the quarantine. Solution: This solution is valid until Microsoft moves things around again. Continue reading Microsoft emails are not getting through→

Problem: Migrating to and/or from Microsoft Solution: Update The destination only needs to have MFA turned off.1. If the end user has Premium licensing2. Go to Entra3. Click on Properties4. Scroll to the bottom and disabled Security Defaults5. One of Continue reading Bit Titan Migration→

Problem: You need a list of all shared mailboxes a user has access to Solution:

Problem: Setting up DUO – External Authentication Method (EAM) and modifying the related Conditional Access Policy, users attempting to login to the Admin Portal using a global admin account, were repeatedly prompted to register MFA methods Solution: Reviewed contional access Continue reading DUO – Login Loop as Admin→

Problem: When syncing a user through Office 365 AD sync, duplicate users are created Solution: (h/t DUO support) Note: Since users imported with only their usernames (without the full email format) do not have complete information, Duo Support advised deleting Continue reading DUO – duplicate users→

Problem: SSL for subdomain doesn’t work when the main domain is hosted elsewhere Solution:

Problem: You’re running out of space Solution: In terminal:find files over 200MB:find / -type f -size +200M -exec du -h {} + 2>/dev/null | sort -r -h find top 20 largest directories in the dumps folder:du -a /var/lib/psa/dumps/clients/* | sort Continue reading Plesk/cPanel/WHM – space→

Problem: A user has been suspended for sending out too many emails in WHM. Solution:

Problem: You’re trying to connect a third party app with Google but it needs IDP for authentication. Both Microsoft and Google documentation is garbage. I finally found this Google resource. Solution: Microsoft Entra ID (formerly Azure AD) user provisioning and Continue reading Using Azure for authentication for Google Workspace→