I closed a security hole on my mail server. Granted, one could barely see the hole, and the chances of compromise are quite low, but everything counts. Right? Right?| Mark Loveless
SMTP MTA Strict Transport Security (MTA-STS) is a mechanism enabling mail service providers (SPs) to declare their ability to receive Transport Layer Security (TLS) secure SMTP connections and to specify whether sending SMTP servers should refuse to deliver to MX hosts that do not offer TLS with a trusted server certificate.| IETF Datatracker
A number of protocols exist for establishing encrypted channels between SMTP Mail Transfer Agents (MTAs), including STARTTLS, DNS- Based Authentication of Named Entities (DANE) TLSA, and MTA Strict Transport Security (MTA-STS). These protocols can fail due to misconfiguration or active attack, leading to undelivered messages or delivery over unencrypted or unauthenticated channels. This document describes a reporting mechanism and format by which sending systems can share statistics and speci...| IETF Datatracker
I have used email service with my own domain for several years. Gandi.net were chosen as my domain registrar, not only because its low fees, but also its free mailbox service. However, since the middle of this year, Gandi.net has announced their price increment and would cancel all free mailbox service in the end of November. Although it is a controversial decision, I have no choice but to find an alternative mail service as soon as possible. As I also own some always free instance of Oracle ...| taoshu.in