Archive IMAP emails locally, then delete from the server with confidence. MailVault keeps every email searchable and accessible offline as standard .eml files.
identifier "com.mailvault.app" and anchor apple generic and certificate 1[field.1.2.840.113635.100.6.2.6] /* exists */ and certificate leaf[field.1.2.840.113635.100.6.1.13] /* exists */ and certificate leaf[subject.OU] = YXDJG24NWG