Although the open-source software operating system is known to be secure by design, as its adoption continues to soar, there is an increased risk for both external and internal threats. Most Linux distros come with some advanced security tools, but security incidents have proved that these are not enough anymore to prevent data breaches.
Besides external threats, internal ones are both common and extremely harmful, regardless of the used operating system. For organisations, it is crucial to make a difference between the security of an operating system and the security of the data created, which is edited and handled by people and saved on the operating system. Human error and insider threats are some of the main reasons for data loss and data theft, which can and do still occur even in a “secure” environment.
Read more on why Linux needs DLP.