Bodyguard, Protector, Preventer.
Accomplice
call another one. call another one.
Tribute
Some viruses are able to turn protection off. Use another antivirus program to check your computer. If you are sure that everything ok try to uninstall the antivirus and install again. If it didn't help call support if you paid for antivirus. Or it the antivirus is free pick another one.
A ward is a person under the care or protection of another person.
corresponder ?
No, unless one says it derisively. It would depend upon the tone of voice and body language which accompanies the saying of the word.
his protection wasnt for an erection
Close protection training courses can be taken from websites such as Bodyguarding and Close Protection Training HQ. Another example is Urban Combat Academy.
a minority??
conversing.
It is not recommended to attach one surge protector to another one because it could cause them to work against one another and not provide adequate protection.