From the cryptography@metzdowd.com list:

A fascinating IEEE Spectrum article on the incident in which lawful
intercept facilities were hacked to permit the secret tapping of
the mobile phones of a large number of Greek government officials,
including the Prime Minister:

http://www.spectrum.ieee.org/print/5280

Hat tip: Steve Bellovin.

Perry
--
Perry E. Metzger perry@piermont.com

This is worth reading. An operation leverages the "lawful intercept" features of telephone switches, combined with rootkit malware specifically designed for the switches, and a collection of corrupt employees for some very unlawful intercepts. One, possibly two deaths. One of the most sophisticated computer intrusions I have ever heard of. Most likely a state intelligence organization. Americans widely suspected.

How the Greek cellphone network was tapped