Harriet Sherwood writes: “The Vatican Apostolic Library, which holds 80,000 documents of immense importance and immeasurable value, including the oldest surviving copy of the Bible and drawings and writings from Michelangelo and Galileo, has partnered with a cyber-security firm to defend its ambitious digitization project against criminals. The library has faced an average of 100 threats a month since it started digitizing its collection of historical treasures in 2012, according to Manlio Miceli, its chief information officer.”