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What is Network Security? Definition, Threats & Protections

eSecurity Planet

In this simple environment network security followed a simple protocol: Authenticate the user : using a computer login (username + password) Check the user’s permissions: using Active Directory or a similar Lightweight Directory Access Protocol (LDAP) Enable communication with authorized network resources (servers, printers, etc.)

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IT threat evolution Q1 2021

SecureList

Once the victim has started the program, it changes the DNS settings on the device so that all domains are resolved through the attackers’ servers: this prevents the victim from accessing certain antivirus sites. Most malicious objects detected for the macOS platform are adware. Secondhand news.

Malware 100