Many highly publicized attacks have been based on a tactic called "spear-phishing, " where email users are tricked into opening a legitimate-sounding message that containscode called malware that lets attackers penetrate corporate networks.
The M.mycoides genome contains over a million letters of genetic code and current DNA-technology can string-together perhaps a few thousand units in one go.
The revised code has been brought in to halt what critics see is unfair competition by local authority newspapers, and contains specific guidance on the content and appearance of local authority publicity.