There are a number of security breaches, depending on how access to the system was obtained: security breach meaning The abuse attacks a system vulnerability, such as an outdated operating system. For example, legacy systems that have not been updated in businesses using outdated and no longer supported versions of Microsoft Windows are particularly vulnerable to exploits. Weak passwords can be cracked or guessed. Even now, some people are still using the 'password' password and 'pa $$ word' is not much more secure. Malware attacks such as phishing emails can be used to gain login. Just one employee needs to click a link in a phishing email for malware to start spreading on the network. Car downloads use viruses or malware that are compromised or sent via a fake website. Social engineering can also be used to gain access. For example, an intruder calls an employee who claims to be from the company's IT help desk and asks for a password to 'fix' the compute...