Twelfth Night is a reference to the twelfth night after Christmas Day, called the Eve of the Feast of Epiphany. It was originally a Catholic holiday and therefore, like other Christian feast days, an occasion for revelry.
From Wikipedia, the free encyclopedia. A data breach is the intentional or unintentional release of secure information to an untrusted environment. Other terms for this phenomenon include unintentional information disclosure, data leak and also data spill. Incidents range from concerted attack by black hats with the backing of organized crime or national governments to careless disposal of used computer equipment or data storage media.
Techopedia explains Security Breach. A security breach is one of the earliest stages of a security attack by a malicious intruder, such as a hacker, cracker or nefarious application. Security breaches happen when the security policy, procedures and/or system are violated. Depending on the nature of the incident, a security breach can be anything from low-risk to highly critical.