Several Private Investigation firms in Israel were found to have tricked their targets into installing custom Trojan software which then stole documents and exported them to servers in Germany and the UK. They were using a service developed by Michael Haephrati.

FORBES: Modern malware requires modern methodologies to block

"The more important topic is that someone stole our financial documents from our private bank and is trying to destabilise the Swiss central bank, " said Mrs Hildebrand in her statement.

BBC: Business

Kamm gave the documents she stole to Haaretz reporter Uri Blau, who began publishing them in November 2008.

CENTERFORSECURITYPOLICY: The WikiLeaks challenge