Thailand police have arrested PetroSaudi International's (PSI) former IT executive Xavier Justo over leaked information on 1Malaysia Development Berhad (1MDB).

He is charged with attempted blackmail and extortion against PSI, The Malaysian Insider reported.

The news portal said the PSI former employee was arrested by the Crime Suppression Division at his homeinan island in Thailand and sent to Bangkok.

PetroSaudiin a statement said several computers, hard drives and other evidences were seized pursuant to a court ordered search warrant.

"PetroSaudiInternational is considering further legal action in other jurisdictions," PetroSaudi said in the statement.

The spokesperson for PSI was quoted saying "we are relieved that Mr Justo will now face justice through the courts. We have been the victims of a regrettable crime that has unfortunately beenpoliticisedin Malaysia".

"We are happy to finally set the record straight and weapologiseto the Malaysian people for the harm that one of our unscrupulous ex-employeeshas causedto them," he was quoted by thenewsportal.

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Various quarters have called for the financial affairs of 1MDB to be probed amid allegations of mismanagement and abuse of power.