The Times has found two huge lists of stolen credentials that were available for sale on Russian-speaking hacking sites. The huge trove of credentials included log-in details of 1,000 British MPs and parliamentary staff, 7,000 police employees and over 1,00 Foreign Office officials. The list appears as composed starting from data coming from old data breaches such as LinkedIn and MySpace. The main risk is related to the possibility that victim used the same credentials to access other sensitive systems and networks. Despite official guidance advising the use of strong passwords, many politicians were using easy to guess passwords.”]
Source: http://securityaffairs.co/wordpress/60363/data-breach/uk-politicians-credentials-darkweb.html