![]() Kerio Control will report the following in Security logs: Port scanning by external applications or websites is in place.Wrong ports being used by the email client.Configure SPF, DMARC, PTR records to ensure mail server protection is met.Make sure to check your mail server settings using MXtoolbox domain health or other tools.Missing or weak security of email domain.Some email clients allow modifying server connection limits.Modern mail servers have built-in SMTP security settings for protecting users based on IP address limits. ![]()
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