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#Vulnerability
Vulnerability refers to a defect in the software.If this point is attacked, information leaks from software, Quite dangerous flaws.Vulnerability is simply a weak point of the software, in other words.Vulnerability is frequently announced and talked about why I wonder if a lot of Vulnerability will be discovered.

#How to discover vulnerability

Basic Vulnerability is crushed by inspection of software before shipment, but there are many problems that you do not know unless it is actually released. Vulnerability will be discovered no matter how excellent it is.Everybody will also use it and it will also be from iOS, Android, Windows etc. Every year, hundreds of Vulnerability are discovered.

It can be said that there are two major ways of being discovered.Firstly, if the user is a software defect Awareness It is a method of saying reporting to the company side.As soon as this information is entered, the development group will immediately respond to Vulnerability.Since Vulnerability was discovered. Although it can be said that it is quite dangerous during that time it takes about a month to respond to the patch, basically this discovery never becomes a big problem.(Figure↓)



However, another discovery method is often quite problematic.It is not a person with good intentions to discover Vulnerability, but a malicious person It is to discover. Those people start attacking towards their Vulnerability without reporting to discover Vulnerability. Since the attacker is aware of the Vulnerability, the development side often deals with great damage.(Figure↓)

　　　　　　

Let's look at the net and security from next.
Security of Network