Example 2: cryptography

Human rights groups have lots of sensitive data.

From: pball@aaas.org
To: HRC-Elmville@human.rights.org
Subject: the Smith murder case
Send reply to: pball@aaas.org
Date sent: Mon, 21 Oct 1996 11:02:17

Thanks for the information. According to our files, the most important witnesses in the case are Betty Smith and Jane Jones. You can contact Betty at her home, 123 North State Street. She usually comes home around 5pm. Sometimes Betty stays with her mother at 345 Main Street, apartment 6. Be sure to keep this information confidential!