TLS-RPT: The Reporting Layer Your MTA-STS Deployment Is Missing
TLS-RPT delivers daily JSON reports on every failed TLS negotiation to your domain. The record, the report format, and how to turn failures into fixes.
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TLS-RPT delivers daily JSON reports on every failed TLS negotiation to your domain. The record, the report format, and how to turn failures into fixes.
MTA-STS closes the STARTTLS downgrade hole by letting domains require verified TLS for inbound mail. The policy file, the DNS record, and the gotchas in between.