a) secure the network
b) probe for safety and security of organization’s security components and systems
c) detects and prevents cyber attacks and threats to organization
d) does penetration testing on different web applications

Answer: b
Explanation: Security auditors are those who conduct auditing of various computer and network systems on an organization or company and reports the safety and security issues as well as helps in suggesting improvements or enhancements in any particular system that is threat prone.