Within days, Batey and colleagues cracked a second Abwehr Enigma machine code.
By December 12, 1941, Mavis Batey, alongside her team, had broken into a second Abwehr Enigma machine, codenamed "GGG." This rapid succession of breakthroughs confirmed German intelligence's acceptance of deceptive communications, supporting Allied strategy during World War II. The speed and efficacy of Batey’s work demonstrated the astounding capabilities and intelligence of the Bletchley Park team, underscoring the critical role women played in technological and military advancements during the war.