A single leaked hint exposed the CIA’s most puzzling code. But dozens of the world’s toughest ciphers are still waiting to be solved.

Every day, over 5 billion people exchange more than 100 billion messages across WhatsApp, Telegram, iMessage, and Signal.

Recognizing this need, major online messaging services use a technique called end-to-end encryption, to secure and protect users' conversations.

Best practices include a focus on hardening user authentication and access, ensuring strong network encryption, and minimizing application attack surfaces.

IBM achieves record 120-qubit entanglement, marking a leap toward quantum systems that could one day challenge Bitcoin’s ...

Windows has many running services, but they aren’t all essential. It’s generally safe to disable those that are extraneous or ...

The Domain Name System, like most pieces of the internet, was designed to be distributed across many computers. Concentration ...

The European Commission proposes weakening encryption for the public while maintaining strong cryptography for state actors.

WhatsApp will now encrypt your chat backups with passkey. Instead of juggling passwords or copying a 64-digit key, you can ...

Sticky Password has a free plan that covers core password management tasks like form-filling, multi-factor authentication ...

In the beginning, WhatsApp users could not protect their chat backups with encryption—while all communications were encrypted end-to-end, backups weren't afforded the same protection. Since 2021, ...

Full public access to police scanner activity in the East Bay will soon be unavailable after Berkeley councilmembers gave the city’s police department permission to encrypt radio communications.