May 04, 2017

Symmetric Encryption: How does it work? May 14, 2020 Data Encryption Standard - Wikipedia The Data Encryption Standard (DES / ˌdiːˌiːˈɛs, dɛz /) is a symmetric-key algorithm for the encryption of digital data. Although its short key length of 56 bits makes it too insecure for applications, it has been highly influential in the advancement of cryptography. Microsoft Previews Double Key Encryption for Protecting

Jul 25, 2016

The role of encryption in database security - Help Net May 13, 2009 How Secure Is Your Stolen Encrypted Data? - Make Tech Easier

How secure is the Internet for sending sensitive information? Learn all about encryption, authentication, hash algorithms and more.

First, public key encryption only goes one way. Your encrypted data going to the website is secure only because the web server keeps the private key a secret. But if the server tried sending encrypted data back to you with the same key-pair, it would not be secure because everyone has access to its public key. That means anyone could decrypt it.