Security professionals use cryptography for several different reasons. Explore those reasons using the four goals of cryptography. In this video, learn how cryptographers work to achieve the four major goals of cryptography: confidentiality, integrity, authentication, and non-repudiation.
- [Instructor] Data centers contain a wide variety … of electronic equipment that is very sensitive … to its operating environment. … One of the major risks to this equipment … comes in the form of an environmental threats. … These threats exist if equipment is not operated … in an appropriately controlled facility. … Data center environmental controls … seek to maintain a stable environment … that's friendly for electronic equipment. … The first environmental characteristic … that data center engineers worry about … is the air temperature. … Electronic equipment generates a significant amount of heat. … And, if a data center doesn't have … appropriate cooling equipment … the facility can become extremely hot. … Excessive heat can dramatically reduce … the expected life of servers and other electronic equipment. … So data center facility managers invest heavily … in maintaining a temperature … that's friendly for that equipment. … That investment requires massive cooling systems … such as the one shown here on a data center roof. …
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