Which type of social engineering attack depends on the user incorrectly entering a URL?

What are advantages of dividing networks into subnets? Choose all that apply

a. Decreased costs b. Smaller broadcast domains c. Implementation of different levels of security d. Larger collision domains

________ is a function that removes specific identifying information from query results, such as last name and telephone number, but creates some sort of unique identifier so that analysts can detect connections between queries.

A. Anonymization B. Data transformation C. Immutable audit D. Selective revelation