Several popular messaging apps, including Messenger, Signal, Telegram and WhatsApp, use end-to-end encryption. Open Rights Group/Flickr, CC BY-SA Imagine opening your front door wide and inviting the ...

The original version of this story appeared in Quanta Magazine. For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a ...

Public and private keys are the fundamental building blocks of secure transactions in the world of cryptocurrencies. These cryptographic instruments existed long before digital currencies were ...

It’s generally easier to keep safe the files we have under our control, on our internal and external drives, than those that waft far away from us on cloud-storage backup systems. Different backup ...

A private key, also known as a secret key, is a cryptographic key that is used to decrypt or digitally sign data. It is a crucial component in asymmetric encryption algorithms like RSA and ECC ...

The U.S. government has attempted to obtain the master encryption keys that Internet companies use to shield millions of users' private Web communications from eavesdropping. These demands for master ...

Private keys act like passwords, essential for accessing and controlling cryptocurrency. Misplacement or theft of a private key results in irretrievable loss of associated crypto. Storing private keys ...

Keybase is notifying Android users of a bug in its mobile app that might have unintentionally included the users' private key —used to encrypt conversations and other private data— into the automatic ...

Modern cars are essentially software on wheels—“smart” collections of automotive systems, including entertainment, braking, power, locks, window controls, and so on. As the number of electronic ...

Bitcoin depends on encryption to remain secure. This encryption protects transactions, wallets, and user funds. If the ...