What are two reasons that AAA server logs are useful in protecting the network and users? (Choose two.)
A . Due to the nature of AAA logging, AAA server logs always indicate actual attack attempts.
B . Most AAA server log authentication failures, an excessive number of which may point the security analyst to a brute force attack.
C . Authentication logs track the success and failure of legitimate users with a time stamp record.
D . AAA server logs are very minimal and actually do not yield much information.
Answer: BC