[tcar]

Originally Posted by rcooled

Thanks for all this info everyone.

I think it was brought out in a film, or I read it somewhere, that not all German plans was revealed so they wouldn't suspect that we were eavesdropping. If that's true, must've been a tough selection to make, possibly putting many lives in jeopardy.

You should re-watch "The Imitation Game" ... maybe you just did not see it.
That was a very big deal in the film....

Relative of one of the codebreakers was on one of the ships they allowed to be torpedoed... they could have warned them... did not...