As a comparison, here are currently the most popular alternatives. Let's take OpenSSL's security announcement from last week:

- marc.info: http://marc.info/?l=openssl-announce&m=145399448602327&w=2

- classic pipermail: https://mta.openssl.org/pipermail/openssl-announce/2016-January/000061.html

- My marc.ttias.be (clean): http://marc.ttias.be/openssl-announce/2016-01/msg00002.php

Or socat's recent revelation about missing prime numbers in OpenSSL (discussed here: https://news.ycombinator.com/item?id=11014175):

- openwall: http://www.openwall.com/lists/oss-security/2016/02/01/4

- seclist: http://seclists.org/oss-sec/2016/q1/261

- My marc.ttias.be (clean): http://marc.ttias.be/oss-security/2016-02/msg00003.php

Let me know what you think please!