South African cricket is bracing itself for its biggest match-fixing scandal since the Hansie Cronje affair as the International Cricket Council's anti-corruption unit closes in on a former Proteas Test player thought to be the ringleader in attempts to corrupt the recent Ram Slam Twenty20 competition. Investigators from the unit have been working for weeks on a case expected to become public once the Test series against England is completed.The case will be a huge test for Cricket SA and the ICC, which is helping the local authorities with their investigation.CSA has declined to comment apart from releasing a statement on December 16 announcing it had suspended an "intermediary" who was "contriving to fix, or otherwise improperly influence aspects" of the Ram Slam.Reports in South Africa state a former Test cricketer had been charged and a franchise team investigated, with other players facing disciplinary action for failing to report corrupt approaches.The player could face jail under South African law.The ACU is in the process of signing memorandums of understanding with the police in England and South Africa to allow them to share intelligence.A formal link would also enable the ACU to benefit from the powers the police have at their disposal...