make certain that antiquated protocols those once needed but now no longer used are removed. if you do not, you are leaving an opening for an attacker to access your system through weaknesses in that protocol.
FTP (File Transfer Protocol) which was replaced by SFTP.
Olde fashioned;antiquated
modern : antiquated :: weak :
The suffix in the word "antiquated" is "-ed."
The spinning wheel is an antiquated machine. (Antiquated means no longer used or old fashioned)
modern is to antiquated as weak weak is to ?
outdated, antiquated
The anagram is antiquated.
potent
Strong
Strong
Strong