Certificates are used for: (Select TWO).
 
A.
 Client authentication.
B.
 WEP encryption.  
C.
 Access control lists.
D.
 Code signing.
E.
 Password hashing.
Explanation:
Certificates are used in PKI to digitally sign data, information, files, email, code, etc. Certificates
are also used in PKI for client authentication.
 
                