During the course of this chapter, we will be using certain terms which you may be a bit unfamiliar with or even heard about. Here, we are going to provide a short list of terms and their meanings:
- Message Digest 5 (MD5).
- Secure Hashing Algorithm (SHA).
- Advanced Encryption Standard (AES).
- Data Encryption Standard (DES).
- Triple Data Encryption Standard (3DES).
- Rivest Cipher 4 (RC4).
- Rivest, Shamir, and Adleman (RSA). They are the creators of the RSA encryption technology.
- Virtual Private Network (VPN).
- Secure Sockets Layer (SSL) used to secure data over TCP connections.
- Transport Layer Security (TLS) is the successor to SSL and also secures TCP connections.
- Hypertext Transfer Protocol Secure (HTTP).
- Internet Protocol Security (IPSec).
