What is Blacklisted Certificates check in SSL/TLS Certificate monitoring ?
The blacklist check ensures that the server’s SSL/TLS certificate is not blacklisted by comparing its SHA-256 fingerprint with a list of known blacklisted certificates. This process helps identify certificates that are associated with cyberthreats or compromised entities. The SSL Blacklist (SSLBL) uses SHA-256 fingerprints to track blacklisted certificates, preventing the use of untrusted certificates in secure communications.
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