Study tips 640-553

What can be determined about this Cisco IOS zone based firewall policy?

What does the option secret 5 indicate about the enable secret password?

Which one of the Cisco IOS commands can be used to verify that either the Cisco IOS image, the configuration files, or both have been properly backed up and secured?

Which of the following is not considered a trustworthy symmetric encryption algorithm?

What method does 3DES use to encrypt plain text?

DES typically operates in block mode, where it encrypts data in what size blocks?

Which of the following are techniques used by symmetric encryption cryptography?

Which type of cipher achieves security by rearranging the letters in a string of text?

What form of attack are all algorithms susceptible to?

Which two statements are true about the differences between IDS and IPS?