Cited in: RFC 1040
4 RFCs mentioned in the text of RFC 1040 (Privacy enhancement for Internet electronic mail: Part I: Message encipherment and authentication procedures)
| RFC | Title | Status | Date |
|---|---|---|---|
| 821 | Simple Mail Transfer Protocol | Internet Standard | August 1982 |
| 822 | STANDARD FOR THE FORMAT OF ARPA INTERNET TEXT MESSAGES | Internet Standard | August 1982 |
| 934 | Proposed standard for message encapsulation | Unknown | January 1985 |
| 987 | Mapping between X.400 and RFC 822 | Unknown | June 1986 |