Hongkong Post e-Cert CA

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Hongkong Post Root CA Certificate

Each of the e-Certs and Bank-Certs issued by Hongkong Post bears a digital signature supported by a Hongkong Post CA root certificate that proves the authenticity of the e-Cert or Bank-Cert. The common browser software installed on your computer supports storage and use of such root certificates. To allow your browser to recognize the e-Certs and Bank-Certs issued by Hongkong Post, the following Hongkong Post CA root certificates should be installed in your browser on your computer:-

Click here to view instructions of download and installation of CA certificates.

1) Hongkong Post e-Cert CA 1

This CA certificate is valid for 10 years (15 May 2003 – 15 May 2013) and is used for verifying the Hongkong Post digital signature on the following certificates:-

  1. e-Cert (Personal) with 3-year validity issued on or after 23 June 2003 (including e-Cert (Personal) on Smart ID Card))
  2. e-Cert (Organisational), e-Cert (Encipherment), e-Cert (Server), Bank-Cert (Personal) and Bank-Cert (Corporate) issued on or after 12 January 2004.

The words "Hongkong Post e-Cert CA 1" will be displayed in the "Issuer" field of the above e-Certs and Bank-Certs.

Click here to view instructions of download and installation of CA certificates.

Click here to download and install the "Hongkong Post e-Cert CA1" certificate in your browser.

2) Hongkong Post Root CA 1

This CA certificate is valid for 20 years (15 May 2003 – 15 May 2023) and is required for verifying the Hongkong Post digital signature on the root certificate "Hongkong Post e-Cert CA 1".

Click here to view instructions of download and installation of CA certificates.

Click here to download and install the "Hongkong Post Root CA1" certificate in your browser.

3) Hongkong Post e-Cert CA

This CA certificate has been superseded and revoked on 31 March 2005. It is still available for verifying the Hongkong Post digital signature on e-Cert (Personal), e-Cert (Organisational), e-Cert (Encipherment), e-Cert (Server), Bank-Cert (Personal) and Bank-Cert (Corporate) with 1-year validity issued before 1 February 2004. (Click here for relevant information)

The words "Hongkong Post e-Cert CA" is displayed in the "Issuer" field of the above e-Certs and Bank-Certs.

Click here to view instructions of download and installation of CA certificates.

Click here to download and install the "Hongkong Post e-Cert CA" certificate in your browser.

4) Hongkong Post Root CA

This CA certificate has been superseded and revoked on 31 March 2005. It is still available for verifying the Hongkong Post digital signature on the CA certificate "Hongkong Post e-Cert CA". (Click here for relevant information)

Click here to view instructions of download and installation of CA certificates.

Click here to download and install the "Hongkong Post Root CA" certificate in your browser.

Installation of Root/e-Cert CA Certificate

The following instructions are for reference only. More details can be found in "Help" of the browser software.

Internet Explorer 6.0

Please follow the steps below to install each of the root/e-Cert CA certificates listed above:

  1. Click on the link of the root/e-Cert CA certificate to be installed.
  2. In the File Download dialog box, click Open.
  3. In the Certificate dialog box, select the Details tab to view the information of the root/e-Cert CA certificate.
  4. Click Install Certificate to install the root/e-Cert CA certificate.
  5. In the Certificate Import Wizard, click Next to continue.
  6. Select the "Automatically select the certificate store based on the type of certificate" option, and then click Next.
  7. Click Finish to close the wizard.

Netscape / Mozilla Firefox

Please follow the steps below to install each of the root/e-Cert CA certificates listed above:

  1. Click on the link of the root/CA certificate to be installed.
  2. In the Downloading Certificate dialog box, click View to view the information of the certificate.
  3. Check all the boxes and then click OK.

Mac OS X

Please follow the steps below to install the "Hongkong Post e-Cert CA" and "Hongkong Post e-Cert CA 1" certificates listed above:

  1. Click on the link to download the CA certificate to be installed.
  2. Open the downloaded certificate file.
  3. In the Add Certificates dialog box, click View Certificates to view the information of the certificate.
  4. Click OK.

Please follow the steps below to install the "Hongkong Post Root CA" and "Hongkong Post Root CA 1" certificates listed above:

  1. Click on the link to download the root certificate to be installed.
  2. Open the downloaded certificate file.
  3. In the Add Certificate dialog box, click View to view the information of the certificate.
  4. Select the X509 Anchors keychain, and then click OK.
  5. In the Authenticate dialog box, enter administrator's name and password, and then click OK.

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