Almost certainly. Even with the plausible deniability measures others mention, if the torturer has no scruples and is willing to sacrifice you, you will give i

Almost certainly. Even with the plausible deniability measures others mention, if the torturer has no scruples and is willing to sacrifice you, you will give it all up. That this is awful does not make it untrue. If it makes everyone feel better, the tech to simply "read" your secrets out of your brain with no torture whatsoever will likely soon exist (or already does). That said, a lot of torture is performed not to extract information but to instill terror, etc.