Introduce cryptographic terminology

- [Instructor] Because of the connectivity of our world, … the infrastructure has expanded. … With this expansion comes a greater need … to protect the data. … Let's take a look at some of the drivers for encryption. … I'm at this website Bloor … and here you can see they have a discussion on encryption. … Now, what we'll take a look at … is the drivers for encryption. … One of the top reasons listed … is to protect information … against specific identified threats, … followed by to protect intellectual property … and customer personal information. … Now, there are other reasons … why we use encryption … but we know that encryption is important. … Well, as we discuss cryptography, … you're going to hear many terms, … such as symmetric, cipher mode, … asymmetric and hashing. … We'll go into detail on these as the course progresses. … But I'll give a broad definition of the following … to help begin your understanding. … Terms we'll talk about include trusted third party, … public key infrastructure, …