It is hoped Charles H Bennett and Gilles Brassard's work will make digital communications secure for decades ahead.
The International Association for Cryptologic Research - created to study secure communication - said it was an "honest human mistake."
Just a month after he was released from prison, Hollywood started selling firearms and drugs.
The move is designed to help stop teenagers receiving inappropriate pictures, even in encrypted chats
Signs of abuse will be missed because of the encryption of messages, the National Crime Agency says.
The government states that the tech tools for accessing private messages don't yet exist.
Extra oversight for powers to scan encrypted messages for child abuse images passed by peers.
Who will win in the years-long stalemate between governments and big tech around super-secure messaging?
WhatsApp and iMessage could be forced to scan for child abuse images under the Online Safety Bill.
