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UI Meaning
Related Information
The connection to the website is encrypted and the identity of the website is validated.
OR The document is encrypted with a digital certificate.
For EV / OV / IV validated website only.
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OR The document is encrypted with a digital certificate.
The connection to the website is encrypted and the identity of the website is NOT validated.
OR The document is encrypted with password.
For DV validated website.
OR The document is encrypted with password.
The website is protected by WAF, Cybersecurity Protection Compliant.
For the cloud WAF service provider list that has certified by ZT Browser, see
Note 1 and
Note 2 below the form.
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The connection to the website is encrypted using SM2 algorithm. Cryptography Protection Compliant.
OR The document is signed and/or encrypted using SM2 algorithm. Cryptography Protection Compliant.
The website has deployed an SM2 SSL certificate, and encrypted with SM2/SM3/SM4 algorithms.
OR The document is signed and/or encrypted using SM2 Document Signing / Encrypting Certificate with SM2 algorithm.
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The SSL certificate has embedded Certificate Transparency log data (SCT).
If embedded, displays certificate transparency details. If not embedded, displays
and "Certificate NOT Transparency". It will be changed to display "Not secure" in the address bar on Jan. 1, 2024.
The website has deployed an EV SSL certificate, or has passed the ZoTrus Website Trusted Identity EV Certification.
OR The signer of the document is an employee of the organization.
Website Trusted Level: 4, green padlock, green address bar, showing organization name.
Learn moreOR PDF bar displays the signer’s name and the organization name.
The website has deployed an OV SSL certificate, or has passed the ZoTrus Website Trusted Identity OV Certification.
OR The signer of the document is an organization.
Website Trusted Level: 3, green padlock, light green address bar, showing organization name.
OR PDF bar displays the signer’s organization name.
The website has deployed an IV SSL certificate, or has passed the ZoTrus Website Trusted Identity IV Certification.
OR The signer of the document is a person.
Website Trusted Level: 2, green padlock, light green address bar, showing personal name.
OR PDF bar displays the signer’s personal name.
The website has deployed an DV SSL certificate, or an unknown type of certificate.
OR The identity of the signer of the document is unknown, but the signer’s email address is validated.
Website Trusted Level: 1, gray padlock, gray address bar.
OR PDF bar displays the signer’s email address.
Signature Panel
Click "Signature Panel" to view all digital signature related information
The document has a digital signature trusted by ZT Browser.
All CAs that issue document signing certificates are welcome to
contact us to apply for CA root certificate including.
The document has a timestamp signature trusted by ZT Browser.
All CAs that issue timestamp signing certificates are welcome to
contact us to apply for CA root certificate including.
At least one signature has problem!
The document signing certificate or timestamp signing certificate is not trusted, or there are other technical problems, such as the signature algorithm cannot be recognized.
At least one signature is invalid!
Document has been tampered with.
No digital signature, identity is unknown. Be careful!
Zero trust to documents without digital signatures, reminding users to pay attention to security precautions.
Various insecure SSL certificate usages.
Such as: certificate revoked, certificate expired, certificate validity is too long, domain name mismatch, SHA1 certificate, no or invalid SCT data, untrusted root certificate, etc.
Learn more
The website is not deployed an SSL certificate, and the connection is using http cleartext, which is Not secure.
