Definition[]
The envelope header consists of information associated with an email. It contains information similar to the information contained on a traditional envelope.
Overview[]
The envelope header fields include "Return-Path," "Reply-To," one or more timestamps, and other information added by the mail servers during each leg of the message transmission process.
Privacy[]
Computer users do not have an objectively reasonable expectation of privacy in envelope header information used for the purpose of transmitting Internet communications to or from a user.[1]
References[]
- ↑ See Quon v. Arch Wireless Operating Co., 529 F.3d 892, 904-05 (9th Cir. 2008), rev'd on other grounds and remanded, City of Ontario, Cal. v. Quon, __ U.S. __, 130 S. Ct. 2619 (2010) (full-text); United States v. Forrester, 512 F.3d 500, 510-11 (9th Cir. 2008) (full-text); cf. Smith v. Maryland, 442 U.S. 735, 743-44 (1979) (full-text) (no legitimate expectation of privacy in dialing, routing, addressing, and signaling information transmitted to telephone companies).