Which of the following software products provides basic security for a mainframe system? 05/22/2020 – by Mod_GuideK 0 Which of the following software products provides basic security for a mainframe system? A. RACF B. LDAP C. PKI D. SAF SHOW ANSWERSCorrect Answer: A Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.