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Internet Security Dictionary
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Data Encryption Key:
DEK - Used for the
encryption of message text and for the computation of message integrity
checks (signatures).
Digital Signature: A code which is used
to guarantee that a email was sent by a particular sender.
Firewall: A way that prevents
unauthorized from interfering with a computer or network.
Internet monitoring: The practice of
watching, or monitoring, how someone uses the internet. It is becoming a
common practice of employers to track employee productivity.
IP spoofing: The practice of connecting
to a website and reporting an IP address that is different than the one
that you are really using for your connection. The use of this method is
not ethical and may break some computer and technology laws.
Secure Socket Layer: A method of
encrypting data as it is transferred between a browser and Internet
server. Important for online payments.
Security Certificate: A large amount of
information used in the SSL protocol to establish a secure connection. A
security certificate contains information about who it owns the
certificate, who issued the certificate, a unique serial number or other
unique identification, dates of validity, and an encrypted "fingerprint"
that can be used to verify the information held within the certificate.
Signature: A personal tag automatically
appended to an email message. May be short, such as the author's name,
or quite long, such as a favorite quote.
Trojan Horse: A computer program which
carries within itself a means to allow the creator of the program access
to the system using it.
Virus: A program which replicates itself
on computer systems by incorporating itself into other programs which
are shared among computer systems.
Worm: A computer program which
replicates itself and is self-propagating. Worms, as opposed to viruses,
are meant to spawn in network environments.
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