The Mutt E-Mail Client : Reference : Configuration variables : ssl_starttls
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## 6.3.174. ssl_starttls

Type: quadoption
Default: yes

If set (the default), mutt will attempt to use STARTTLS on servers advertising the capability. When unset, mutt will not attempt to use STARTTLS regardless of the server's capabilities.

The Mutt E-Mail Client : Reference : Configuration variables : ssl_starttls
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