A few examples can quickly illustrate how this all works. The DES encryption algorithm uses a 56-bit key, which means that there are roughly 72 millions of billions of keys available.

The National Institute of Standards and Technology (NIST) is proposing that the Data Encryption Standard (DES), a popular encryption algorithm, lose its certification for use in software products ...

Using fourier sampling, quantum computers can quickly factorise codes, rendering most of our most common encryption schemes useless.

Critical flaw in encryption has been in OpenSSL code for over 15 years News Analysis Jun 5, 2014 3 mins Data and Information Security Microsoft Security ...