Terminologies

 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).