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Some quick definitions to help you navigate the InfoSec world.
CIA: Stands for Confidentiality, Integrity, Availability.
Ciphertext: text that has been encrypted.
Clear text: text that has not been encrypted and is world-readable.
CEH: Certified Ethical Hacker, a certification and class
from EC Council
Black Hat: a malicious hacker
White Hat: an ethical hacker
Exploit: a way to use a detected vulnerability in a target
host in order to take over or bring down that host.
DoS: A Denial of Service attack where a host is unable to
answer legitimate requests.
DDoS: A Distributed Denial of Service attack, which uses
hundreds or thousands of hosts to attack one machine in order to
bring it down.
Social Engineering: Targeting people, not machines, to acquire
information.
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