Meta makes end-to-end encryption a default on Facebook Messenger

'Our engineers, cryptographers, designers, policy experts and product managers have worked tirelessly to rebuild Messenger features from the ground up.'

'Meanwhile, encryption critics, law enforcement and even a Meta report released in 2022 note the risks of enhanced encryption, including users who could abuse the privacy feature to sexually exploit children, facilitate human trafficking and spread hate speech.'

Read at english.elpais.com