A single glance would tell any competent wizard that the Headmaster has laced that corridor with a ridiculous quantity of wards and webs, triggers and tripsigns. And more: there are Charms laid there of ancient power, magical constructs of which I have heard not even rumors, techniques that must have been disgorged from the hoarded lore of Flamel himself.
So Dumbledore’s already using some of Flamel’s knowledge in his efforts against Voldemort.
From Chapter 77:
So Dumbledore’s already using some of Flamel’s knowledge in his efforts against Voldemort.