Network security, its challenges and solutions

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Layered Application

Ved Daniel Sima

wireless LAN vulnerabilities

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Operating system - OS

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Social Media

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Network security, its challenges and solutions

The Most Devastating Cyber Attacks of 2022

Cash App Data Breach

A lot of sensitive financial information was stolen in the hack.

Ronin Crypto Theft

theft due to a change in security protocol

Red Cross Data Breach

News Corp Server Breach

Microsoft Data Breach

Crypto Theft

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Attacks

Trojan horses

Malicious software

Denial of service (DoS)

System access

Groups of people (who pose threats)

Black hat

use their knowledge of computer systems to hack into systems or networks

White hat

use their abilities to find vulnerabilities in systems or networks

report these vulnerabilities to system owners so that they can be fixed

Phisher

uses email to steal confidential information

Spammer

use viruses to take control of home computers

Phreaker

manipulates the telephone network

the goal is to penetrate the telephone network to make free long-distance calls.

Cracker

attempts to gain unauthorized access to network resources

Hacker

a person who tries to access network resources with malicious intent.

Threats to Network Security

Threats

Internal threats

External threats

Structured threats

Unstructured threats

Vulnerability

various devices (servers, PCs, routers)