A company created an external application for its customers. A security researcher now reports that the application has a serious LDAP injection vulnerability that could be leveraged to bypass authentication and authorization. Which of the following actions would BEST resolve the issue? (Choose two.) 

Answer options:

A. Conduct input sanitization.
B. Deploy a SIEM.
C. Use containers.
D. Patch the OS
E. Deploy a WAF.F. Deploy a reverse proxy
G. Deploy an IDS.

BD