And they typically come with strict secrecy orders, barring the recipient from acknowledging the case to anyone but attorneys.

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Special technology has been installed to jam any mobile phones or other devices which could breach the strict secrecy of the process.

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During this period all the cardinals - retirees included - will begin to discuss in strict secrecy the merits of likely candidates.

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The entire operation has been conducted under strict secrecy by Cdr John du Rose, operational head of London's CID, after 18 months of investigations.

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But the country also passed strict secrecy laws to prevent the kinds of leaks that Thomae and his operatives exploited to track down assets the Nazi regime wanted for itself.

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Stern agreed to buy the diaries under conditions of strict secrecy, and several million dollars were passed to Mr Kujau via Gerd Heidemann, who took a generous commission (and, like his accomplice, was later jailed).

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Tables and seating have been set under Michelangelo's frescoed ceiling for the cardinals - and special technology has been installed to jam any mobile phones or other devices which could breach the strict secrecy of the process, the BBC's James Robbins reports from Rome.

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That has put Austria, Germany and, above all, Luxembourg on the spot: all have strict banking secrecy laws that would have to be curtailed if the scheme were to work.

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Colorado's laws are especially strict regarding the secrecy of grand-jury deliberations.

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This secrecy is so strict that not even members of the Tory Party's own board of finance know what is going on.

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