For decades, the Schlüsselgerät 41 (SG-41) was a ghost in the history of cryptography. More advanced than the famous Enigma, ...

After a multi-year competition, the U.S. National Institute of Standards and Technology (NIST) selected a suite of algorithms for standardization. For key exchange, the primary choice is the ...

The goal of cybersecurity has shifted from protecting digital perimeters to addressing threats that change more quickly than conventional defenses can keep up.

Two popular AES libraries, aes-js and pyaes, “helpfully” provide a default IV in their AES-CTR API, leading to a large number of key/IV reuse bugs. These bugs potentially affect thousands of ...

As quantum computing edges closer to reality, banks are racing to overhaul the cryptographic foundations that keep digital finance secure ...

Malicious MEV attacks pose a significant threat to traders on Ethereum. Our latest research shows that almost 2,000 sandwich attacks happen daily and more than $2 million is extracted from the network ...

Both the founders of WhatsApp and current owner Meta state that the app uses end-to-end encryption, meaning that nobody outside the chat can access the content. A lawsuit claims that this isn’t true ...

BitLocker encrypts your hard drive and requires a key to decrypt it. Microsoft may give your key to law enforcement upon a valid request. Don't save your key to the cloud; instead, store it locally or ...

In early 2025, Forbes reports, investigators at the FBI served Microsoft with a warrant seeking the BitLocker encryption recovery keys for several laptops it believed held evidence of fraud in Guam’s ...

Microsoft provided the FBI with the recovery keys to unlock encrypted data on the hard drives of three laptops as part of a federal investigation, Forbes reported on Friday. Many modern Windows ...

Abstract: Ciphertext retrieval technology has been widely explored with the increasing popularity of cloud computing. Proxy re-encryption with Keyword search (PREKS) can support multi-user retrieval ...