The following are the different types of securities that are issued in the credit market. 1. Treasury bills 2. GOI savings bond 3. Sovereign gold bonds 4. Capital gain bonds 5. Cash management bills (CMBs) 6. Dated G-secs 7. State Development Loans (SDLs) 8. Money market instruments like certificates of deposits, commercial papers, etc. 9. Investors can also get exposure in the credit market through mutual fund investments.