Cited in: RFC 1898
4 RFCs mentioned in the text of RFC 1898 (CyberCash Credit Card Protocol Version 0.8)
| RFC | Title | Status | Date |
|---|---|---|---|
| 822 | STANDARD FOR THE FORMAT OF ARPA INTERNET TEXT MESSAGES | Internet Standard | August 1982 |
| 1321 | The MD5 Message-Digest Algorithm | Informational | April 1992 |
| 1521 | MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies | Draft Standard | September 1993 |
| 1766 | Tags for the Identification of Languages | Proposed Standard | March 1995 |