From jacob@appelbaum.net Fri Jul 6 02:41:51 2018 From: Jacob Appelbaum To: cypherpunks-legacy@lists.cpunks.org Subject: [liberationtech] On satellite phones Date: Fri, 06 Jul 2018 02:41:51 +0000 Message-ID: <172289094037.3849117.15403924409176390451.generated@mail.pglaf.org> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1284787257982258360==" --===============1284787257982258360== Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Hi, We've talked a bit about sat phone security on this list - I'm glad that these guys have made their research public: http://cryptanalysis.eu/blog/2012/02/02/dont-trust-satellite-phones-the-gmr-1= -and-gmr-2-ciphers-have-been-broken/ "In a nutshell, they were able to reverse engineer and to break the secret ciphers used in many satellite phone systems, namely the GMR-1 and the GMR-2 ciphers." I hope that their research helps to put these questions about sat phone security to rest. They did an amazing job. All the best, Jacob _______________________________________________ liberationtech mailing list liberationtech(a)lists.stanford.edu Should you need to change your subscription options, please go to: https://mailman.stanford.edu/mailman/listinfo/liberationtech If you would like to receive a daily digest, click "yes" (once you click abov= e) next to "would you like to receive list mail batched in a daily digest?" You will need the user name and password you receive from the list moderator = in monthly reminders. Should you need immediate assistance, please contact the list moderator. Please don't forget to follow us on http://twitter.com/#!/Liberationtech ----- End forwarded message ----- --=20 Eugen* Leitl leitl http://leitl.org ______________________________________________________________ ICBM: 48.07100, 11.36820 http://www.ativel.com http://postbiota.org 8B29F6BE: 099D 78BA 2FD3 B014 B08A 7779 75B0 2443 8B29 F6BE --===============1284787257982258360==--