Squid Proxy Server 3.1 Beginner's Guide

Chapter 7, Protecting your Squid with Authentication

Question	Answer
1	d. Username and password are transmitted after encoding the combination in base64. But they can be easily decoded back to plaintext.
2	c. Because string comparisons in most databases are case insensitive which will allow usernames john, John, jOhN, and so on provided correct password is entered. This will prevent us from detecting them as one user in case we have case-sensitive usernames which in turn will affect max_user_ip ACL lists.
3	c