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Discy Latest Articles

Generate DKIM, SPF and DMARC

Step 1. Modify DKIM generator a. Edit (as root) script file /opt/zimbra/libexec/zmdkimkeyutil and replace all ‘2048’ occurrences with ‘1024’. This will allow creation of DKIM key with length 1024 and set it as default value. nano /opt/zimbra/libexec/zmdkimkeyutil replace all 3 ...