MAP20200035145 Wang, Joseph The Hows and whys of wanna cry / Joseph Wang Sumario: On May 12, 2017, major companies around the world walked into their offices to discover a message on their computers. Their files had been encrypted, the message said, and in order to retrieve their data, the companies would need to pay $300 to the attackers. This was the beginning of the WannaCry cyberattack En: Contingencies : American Academy of Actuaries. - Washington : American Academy of Actuaries, 2019-2024. - 02/11/2020 November-December 2020 , p. 38-42 1. Ciberataques . 2. Ciberseguridad . 3. Protección de datos . 4. Encriptación de datos . I. Título.