Research Certificate based authentication techniques & research Online Certifica
ID: 3879215 • Letter: R
Question
Research Certificate based authentication techniques & research Online Certificate Status Protocol (OCSP) Responders. What happens if Certificate with private key becomes compromised or user issued is no longer valid? How can you handle within organizational infrastructure to prevent access? Why is mutual authentication between service provider and service consumer important? How can certificates help provide trust? Research Certificate based authentication techniques & research Online Certificate Status Protocol (OCSP) Responders. What happens if Certificate with private key becomes compromised or user issued is no longer valid? How can you handle within organizational infrastructure to prevent access? Why is mutual authentication between service provider and service consumer important? How can certificates help provide trust? Research Certificate based authentication techniques & research Online Certificate Status Protocol (OCSP) Responders. What happens if Certificate with private key becomes compromised or user issued is no longer valid? How can you handle within organizational infrastructure to prevent access? Why is mutual authentication between service provider and service consumer important? How can certificates help provide trust?Explanation / Answer
A certificate (public key) is a digitally signed statement that is used for authentication and to secure information on open networks.
A certificate securely binds a public key to the entity that holds the corresponding private key.
Who is CA?
The issuer and signer of the certificate is a CA
Contents of certificate
The subject’s public key value
The subject’s identifier information
The validity period (the length of time that the certificate is considered valid)
Issuer identifier information
The digital signature of the issuer, which attests to the validity of the binding between the subject’s public key and the subject’s identifier information
Certificate Usage in Organizations
Many organizations install their own CAs and issue certificates to internal infrastructure,devices, services, and employees to create a more secure computing environment.
Case 1
When you try to download anything from internt in organization a message asking for permission would be triggered.If it is pishy or viral the certificate would trigger a warning if configured in certificate zone.
Case 2
When an employee logs in from outside network into org network it will not immediately to connect. The certificate needs authentication.
It will either ask for OTP or other secured means to connect. If it fails then the connection will not happen.
Trust is established by taking half key from service provider and half from organization.
If you take PDF digital signature there is some thing called KPI. You login into site and open PDF file by giving PKI which comes in your secured token.
Once authentication is passed it is digitally signed. here Key from token is matched with another private key of the organization.
Certificates help in trust by establishing seamless connectivity, data exchange, data integrity and availabilty.
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