You can use search tokens to search for certificate details on Certificate tab.
Example
Show certificates on assets that have this asset name
asset.name: server1
Example
Show certificates on assets that have this listening port open
asset.instance.port: 443
Example
Show certificates on assets that have this SSL/TLS protocol
asset.instance.sslProtocols: TLSv1.2
Example
Show certificates on assets that have this service
asset.instance.service: SMTP
Example
Show certificates that have this Certificate Grade for an instance on the host
asset.instance.grade: B
The Qualys Query Language (QQL) supports the following logical or Boolean query operators. Use these operators in your queries to narrow down or broaden your search.
Example
Show the certificates issued by DigiCert and will expire in 30 days
certificate:(expiryGroup:In 30 Days) and
certificate:(issuer.name:DigiCert)
Example
Exclude the certificates that are issued by Qualys in the search result
not certificate:(issuer.organization:Qualys)
Example
Show the assets having an operating system as Windows or Netscaler
asset:(operatingSystem:Windows) or asset:(operatingSystem:Netscaler)