Now vetting procedures are being tightened both for new recruits and troops who suddenly reappear after going absent.

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He said Isaf has adapted, adjusted and adopted new "drills and skills" to deal with insider attacks, including improved vetting procedures.

BBC: General Sir Richard Shirreff

He called for changes, including the introduction of a new professional body called the College of Policing, to speed up vetting procedures.

BBC: David Ainsworth

Vetted art fairs, where art works on sale have to go through strict vetting procedures to authenticate them, are another good bet.

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She said Kent Police's vetting procedures, which were used during the recruitment process, did not normally require social networks to be scrutinised for posts of this grade.

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The son of a man who died after being given a lethal dose of painkiller by a doctor flown in from Germany to provide weekend cover has called for vetting procedures to be tightened.

BBC: 'Tighten' vetting of out-of-hours GP services

"The faith of Unison police staff members, and the public in general, in the integrity of some police leaders has been seriously undermined by the failure of vetting procedures around senior appointments in the past, " he said.

BBC: David Ainsworth

"This goes beyond the current civil service vetting procedures by automatically placing a bar on anyone who has been appointed, or is to be appointed, as a result of a serious conviction who has received a five-year sentence, " he said.

BBC: Finance Committee

They could compile a respectable election-year record by reducing the regulatory burden on small businesses, simplifying the vetting of corporate mergers and streamlining judicial procedures.

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