[{"data":1,"prerenderedAt":12},["ShallowReactive",2],{"$fpaDB0jmqg2MxTQBlUEcSsrvqLhI2ai11mLcsBWnEwdU":3},{"title":4,"slug":5,"excerpt":6,"category":7,"order":8,"screens":9,"html":11},"Alias rules","alias-rules","Control which emails trigger your webhooks with allow and block rules","configuration",5,[10],"aliases","\u003Cp>Alias rules give you granular control over which incoming emails trigger your webhooks. Create rules to allow or block emails based on sender information and attachment characteristics.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Note:\u003C\u002Fstrong> Rules are a Maker+ feature.\u003C\u002Fp>\n\u003Ch2>How rules work\u003C\u002Fh2>\n\u003Cp>Rules are evaluated before an email triggers your webhook. Each rule checks specific conditions and either allows or blocks the email.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Rule evaluation order:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Col>\n\u003Cli>Block rules are evaluated first\u003C\u002Fli>\n\u003Cli>If any block rule matches, the email is rejected\u003C\u002Fli>\n\u003Cli>If no block rules match, allow rules are checked\u003C\u002Fli>\n\u003Cli>If allow rules exist and none match, the email is rejected\u003C\u002Fli>\n\u003Cli>If no rules exist, all emails pass through\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch2>Creating rules\u003C\u002Fh2>\n\u003Ch3>Access rule settings\u003C\u002Fh3>\n\u003Col>\n\u003Cli>Go to your alias settings\u003C\u002Fli>\n\u003Cli>Click on the "Rules" tab\u003C\u002Fli>\n\u003Cli>Click "Add rule"\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch3>Rule types\u003C\u002Fh3>\n\u003Cp>\u003Cstrong>Allow rules\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Only emails matching the criteria will trigger your webhook\u003C\u002Fli>\n\u003Cli>Useful for restricting an alias to specific senders\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\u003Cstrong>Block rules\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Emails matching the criteria will be rejected\u003C\u002Fli>\n\u003Cli>Useful for filtering out unwanted senders or attachment types\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch2>Filter criteria\u003C\u002Fh2>\n\u003Ch3>Sender email address\u003C\u002Fh3>\n\u003Cp>Filter by the sender's full email address.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Examples:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Allow only \u003Ccode>orders@supplier.com\u003C\u002Fcode>\u003C\u002Fli>\n\u003Cli>Block \u003Ccode>spam@example.com\u003C\u002Fcode>\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>Sender domain\u003C\u002Fh3>\n\u003Cp>Filter by the sender's email domain.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Examples:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Allow all emails from \u003Ccode>@trusted-partner.com\u003C\u002Fcode>\u003C\u002Fli>\n\u003Cli>Block all emails from \u003Ccode>@spam-domain.com\u003C\u002Fcode>\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>Attachment status\u003C\u002Fh3>\n\u003Cp>Filter based on whether the email has attachments.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Options:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Has attachments\u003C\u002Fli>\n\u003Cli>No attachments\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>\u003Cstrong>Use cases:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Only accept emails with attachments (for document processing)\u003C\u002Fli>\n\u003Cli>Reject emails with attachments (for simple notifications)\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>Attachment file types\u003C\u002Fh3>\n\u003Cp>Filter based on attachment file extensions.\u003C\u002Fp>\n\u003Cp>\u003Cstrong>Examples:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cul>\n\u003Cli>Block \u003Ccode>.exe\u003C\u002Fcode>, \u003Ccode>.bat\u003C\u002Fcode>, \u003Ccode>.cmd\u003C\u002Fcode> (executable files)\u003C\u002Fli>\n\u003Cli>Block \u003Ccode>.zip\u003C\u002Fcode>, \u003Ccode>.rar\u003C\u002Fcode>, \u003Ccode>.7z\u003C\u002Fcode> (compressed archives)\u003C\u002Fli>\n\u003Cli>Allow only \u003Ccode>.pdf\u003C\u002Fcode>, \u003Ccode>.doc\u003C\u002Fcode>, \u003Ccode>.docx\u003C\u002Fcode> (documents)\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch2>Sender notifications\u003C\u002Fh2>\n\u003Cp>When an email is blocked by a rule, you can optionally notify the sender.\u003C\u002Fp>\n\u003Ch3>Enabling notifications\u003C\u002Fh3>\n\u003Col>\n\u003Cli>Edit your rule\u003C\u002Fli>\n\u003Cli>Toggle "Notify sender when blocked"\u003C\u002Fli>\n\u003Cli>Optionally customize the notification message\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch3>Default notification\u003C\u002Fh3>\n\u003Cp>The sender receives a message explaining their email was not delivered due to filtering rules.\u003C\u002Fp>\n\u003Ch3>When to use notifications\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>When blocking senders who should know their email was rejected\u003C\u002Fli>\n\u003Cli>For public-facing aliases where legitimate senders might be affected\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>When to skip notifications\u003C\u002Fh3>\n\u003Cul>\n\u003Cli>When blocking obvious spam or unwanted sources\u003C\u002Fli>\n\u003Cli>To avoid confirming your email address is active to spammers\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch2>Common configurations\u003C\u002Fh2>\n\u003Ch3>Document processing alias\u003C\u002Fh3>\n\u003Cp>Only accept PDFs and Office documents:\u003C\u002Fp>\n\u003Cpre>\u003Ccode>Rule type: Allow\nCriteria: Attachment file types\nValues: .pdf, .doc, .docx, .xls, .xlsx\n\u003C\u002Fcode>\u003C\u002Fpre>\n\u003Ch3>Trusted sender allowlist\u003C\u002Fh3>\n\u003Cp>Only accept from specific domains:\u003C\u002Fp>\n\u003Cpre>\u003Ccode>Rule type: Allow\nCriteria: Sender domain\nValues: @partner1.com, @partner2.com\n\u003C\u002Fcode>\u003C\u002Fpre>\n\u003Ch3>Security block rule\u003C\u002Fh3>\n\u003Cp>Block potentially dangerous attachments:\u003C\u002Fp>\n\u003Cpre>\u003Ccode>Rule type: Block\nCriteria: Attachment file types\nValues: .exe, .bat, .cmd, .ps1, .vbs, .js\n\u003C\u002Fcode>\u003C\u002Fpre>\n\u003Ch3>Internal-only alias\u003C\u002Fh3>\n\u003Cp>Only accept from your own domain:\u003C\u002Fp>\n\u003Cpre>\u003Ccode>Rule type: Allow\nCriteria: Sender domain\nValues: @yourcompany.com\n\u003C\u002Fcode>\u003C\u002Fpre>\n\u003Ch2>Best practices\u003C\u002Fh2>\n\u003Ch3>Start with block rules\u003C\u002Fh3>\n\u003Cp>Block unwanted content rather than trying to allowlist everything. This is more maintainable as your needs evolve.\u003C\u002Fp>\n\u003Ch3>Use domain rules over email rules\u003C\u002Fh3>\n\u003Cp>When possible, filter by domain rather than individual addresses. This handles new employees or email addresses automatically.\u003C\u002Fp>\n\u003Ch3>Test rules before going live\u003C\u002Fh3>\n\u003Cp>Send test emails from different addresses and with different attachments to verify your rules work as expected.\u003C\u002Fp>\n\u003Ch3>Combine with spam filtering\u003C\u002Fh3>\n\u003Cp>Rules work alongside spam filtering. Enable spam filtering for general protection and use rules for specific allow\u002Fblock requirements.\u003C\u002Fp>\n\u003Ch2>Troubleshooting\u003C\u002Fh2>\n\u003Ch3>Legitimate emails being blocked\u003C\u002Fh3>\n\u003Col>\n\u003Cli>Check your rule order and logic\u003C\u002Fli>\n\u003Cli>Verify the sender address matches your criteria exactly\u003C\u002Fli>\n\u003Cli>Look for typos in domain names or email addresses\u003C\u002Fli>\n\u003Cli>Test by temporarily disabling rules\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch3>Rules not taking effect\u003C\u002Fh3>\n\u003Col>\n\u003Cli>Ensure the rule is saved and enabled\u003C\u002Fli>\n\u003Cli>Check that you're on a Maker+ plan\u003C\u002Fli>\n\u003Cli>Verify the alias is correctly configured\u003C\u002Fli>\n\u003Cli>Allow a few minutes for changes to propagate\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch3>Sender not receiving block notifications\u003C\u002Fh3>\n\u003Col>\n\u003Cli>Check that notifications are enabled for the rule\u003C\u002Fli>\n\u003Cli>The sender's mail server may be blocking the notification\u003C\u002Fli>\n\u003Cli>Some mail servers silently drop rejection notices\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch2>Related topics\u003C\u002Fh2>\n\u003Cul>\n\u003Cli>\u003Ca href=\"\u002Fhelp\u002Fspam-filtering\u002F\">Spam filtering\u003C\u002Fa> - Built-in spam protection\u003C\u002Fli>\n\u003Cli>\u003Ca href=\"\u002Fhelp\u002Falias-options-explained\u002F\">Alias options\u003C\u002Fa> - Other alias configuration options\u003C\u002Fli>\n\u003C\u002Ful>\n",1781207681500]