潜水艦発射核ミサイルに対するサイバー攻撃はあり得る？

下記の記事が出ている。

　Trident could be vulnerable to cyber-attack, former defence secretary says
　Guardian: 24 November, 2015
　http://www.theguardian.com/uk-news/2015/nov/24/trident-could-be-vulnerable-to-cyber-attack-former-defence-secretary-says

　Former UK Defense Secretary in Trident Cyber Warning
　infoSecurity: 24 November, 2015
　http://www.infosecurity-magazine.com/news/former-uk-defense-secretary/

[追記：2016年4月10日]

関連記事を追加する。

　Cyber security for Trident nuclear weapons to be upgraded
　STV: 30 March, 2016
　http://stv.tv/news/politics/1348208-cyber-security-for-trident-nuclear-weapons-to-be-upgraded/

　Blighty's nuclear deterrent will get a software upgrade amid cyber-war fears
　Register: 31 March, 2016
　http://www.theregister.co.uk/2016/03/31/britain_nuclear_missiles_software_upgrade_
cyberwar_fears_trident_ii_vanguard/