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Revoked Certificates - CRL and OCSP

Q

What are CRL (Certificate Revocation List) and OCSP (Online Certificate Status Protocol)? I want to know how to determine if an X.509 digital certificate has been revoked or not.

✍: FYIcenter.com

A

Here is a collection of tutorials on CRL (Certificate Revocation List) and OCSP (Online Certificate Status Protocol) compiled by FYIcenter.com team.

OCSP (Online Certificate Status Protocol)

What Is OCSP (Online Certificate Status Protocol)

Find OCSP Server URL of Certificate CA

8gwifi.org OCSP Test Tool

CRL (Certificate Revocation List)

What Is CRL (Certificate Revocation List)

Retrieve CRL File from Certificate CA

Open and View CRL File

CRL File Format and Fields

Certificate Revocation Reason Codes

Examples of Revoked Certificates

DigiNotar Fraudulent Certificates

"Hosted by GTI Group Corporation" Certificates

Other Examples of Revoked Certificates

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⇒ OCSP (Online Certificate Status Protocol)

2020-05-27, 9255👍, 4💬

Android DH Keys DSA Keys EC Keys Firefox General Google Chrome IE (Internet Explorer) Intermediate CA Java VM JDK Keytool Microsoft CertUtil Mozilla CertUtil OpenSSL Other Portecle Publishers Revoked Certificates Root CA RSA Keys Tools Tutorial What Is Windows