Which Cisco product is open, scalable, and built on IETF standards to allow multiple security products from Cisco and other vendors to share data and interoperate with each other?

An engineer has enabled LDAP accept queries on a listener. Malicious actors must be prevented from quickly identifying all valid recipients. What must be done on the Cisco ESA to accomplish this goal?

An organization received a large amount of SPAM messages over a short time period. In order to take action on the messages, it must be determined how harmful the messages are and this needs to happen dynamically. What must be configured to accomplish this?

Which capability is exclusive to a Cisco AMP public cloud instance as compared to a private cloud instance?

What is provided by the Secure Hash Algorithm in a VPN?