RFC 3207
E52728
RFC 3207 is the Internet standard that specifies the STARTTLS extension for upgrading plain text email connections to use TLS encryption in SMTP.
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
Internet standard
→
Request for Comments → |
| appliesTo |
SMTP clients
→
SMTP servers → email transport security → |
| category |
Standards Track
→
|
| defines |
SMTP EHLO extension for TLS negotiation
→
SMTP service extension keyword STARTTLS → mechanism to upgrade a plain text SMTP connection to TLS → |
| obsoletes |
RFC 2487
→
|
| protocol |
Simple Mail Transfer Protocol
→
|
| publishedBy |
IETF
→
Internet Engineering Task Force → |
| relatedTo |
SMTP security extensions
→
TLS in application protocols → email encryption → |
| securityProperty |
confidentiality of SMTP sessions
→
integrity of SMTP sessions → optional client authentication in SMTP → server authentication in SMTP → |
| specifies |
STARTTLS extension for SMTP
→
behavior after successful TLS negotiation in SMTP → error handling for failed TLS negotiation in SMTP → requirements for advertising STARTTLS in SMTP → |
| standardizes |
use of TLS in SMTP via STARTTLS
→
|
| title |
SMTP Service Extension for Secure SMTP over Transport Layer Security
→
|
| updates |
SMTP protocol
→
|
| uses |
Transport Layer Security
→
|