Intro to Cryptography WGU C839 Module 4
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Terms in this set (69)
These are usually the Digital Signature
encryption of a message
digest with the senders
private key.
In order to verify them, the
recipient uses the senders
public key.
They are considered good
if they provide the
following.
Authentication
Integrity
Non-repudiation
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It is a digital document Digital Certificate
that contains a public key
and some information to
allow your system to verify
where they key came
from.
This is the most common
way to distribute pubic
keys in asymmetric
cryptography.
uses asymmetric key pairs PKI (Public Key Infrastructure)
and combines software,
encryption and services to
provide a means of
protecting the security of
business communications
and transactions.
They are in place by the PKCS (Public Key Cryptography Standards)
RSA to ensure uniform
certificate management
throughout the internet
A certificate is a digital Trusted Third Party (TTP)
representation of
information that identifies
you as a relevant entity by
a?
This is an entity trusted by CA (Certificate Authority)
one or more users to
manage certificates
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Used to take the burden RA (Registration Authority)
off of a CA by handling
verification prior to
certificates being issues.
They act as a proxy
between user and CA.
They receive requests,
authenticate them and
forward them to the CA
is a set of rules that CP (Certificate Policy)
defines how a certificate
may be used.
An international standard X.509
for the format and
information contained in a
certificate. The most
common type of digital
certificate in the world.
Relied on by S/MIME
Contains your name, info
about you and signature
of the person who issued
the certificate
List of certificates issued CRL (Certificate Revocation List)
by a CA that are no longer
valid
CRL Distribution Method: PUSH Model
CA automatically sends
the CRL out at regular
intervals
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