References Wikipedia: LHL Left-over Hash Lemma 6.889: Extractors and the Leftover Hash Lemma “Leftover Hash Lemma, Revisited”, Boaz Barak, Yevgeniy Dodis, Hugo Krawczyk, Olivier Pereira, Krzysztof Pietrzak, Francois-Xavier Standaert, and Yu Yu 6.895: The Leftover Hash Lemma and Explicit Extractors