Why Its One Antivirus Software for
No, it is not like having a double lock on your front door. According to most computer security
experts, having more than one Antivirus Software is not a good idea. Instead of increased
security, you can end up with unwanted side effects.
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No antivirus package is perfect.
"The product needs to intercept events in the system. The intercepted data then goes to
the antivirus engine, which analyzes it." If the user runs two or more programs for the same
purpose, it is "likely that there is a conflict, with one of two consequences: one of the two
antivirus fails to intercept (malicious) events in the system or attempts to installing parallel
interceptors will make the system crash. "
Several other specialized sites echo this warning. Microsoft's site says emphatically that "you
should never use more than one antivirus program simultaneously" and PCWorld's compares
it to "mixing a fine wine with a breakfast cereal."
"It can simply happen that the two programs contradict each other: one can detect something
like malware while the other does not. Which one to believe? False positives exist in all
antiviruses, so it is a complex issue," he told BBC Mundo Javier Pastor, blogger for the
technological site Xataka. Viruses are a huge headache for users, businesses, and
But others, like Alejandro Ramos, from the blog specialized in security SecurityByDefault, find
that this risk is, in fact, low .
"It can happen. It can happen that one antivirus identifies the other as antivirus, or even that
an antivirus identifies itself as such. But the probability is small ," he told BBC Mundo.
How they operate
Antivirus Software are programs designed to prevent, search, detect, and remove malicious
programs on an ongoing basis. As a general rule, when the program encounters a problem, it