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Explore a 21-minute conference talk from Crypto 2016 presented by Viet Tung Hoang and Stefano Tessaro, delving into the intricacies of key-alternating ciphers and key-length extension. Gain insights into exact bounds and multi-user security aspects of these cryptographic concepts. Examine the researchers' findings and their implications for modern cryptography, as they present their work on this crucial topic in information security.
