10.4 Configure the settings relating to alteration detection [Alteration detection]
Selecting alteration detection enables detection using exclusive software when the data on the SD memory card is altered.
Alteration detection supports video files (MP4 format) only.
Refer to 10.5 How to configure alteration detection settings for information on how to configure alteration detection.
For further information about exclusive software for alteration detection and how to use it, refer to our website below.
http://security.panasonic.com/pss/security/support/info.html
[Additional info for detecting alteration]
Select whether or not to give information for alteration detection to video files (MP4 format) to be saved on the SD memory card.
Note
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When the self-signed certificate or certificate (security certificate) issued by CA (Certificate Authority) is not valid, “On” cannot be selected.
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When “JPEG(1)”, “JPEG(2)”, or “JPEG(3)” is selected for “Compression” of “Recording stream 1”, “On” cannot be selected.
[CRT key generate]
CRT key (encryption key) used for alteration detection is generated. To generate the CRT key, click the [Execute] button to display “CRT key generate” dialog box.
[Self-signed Certificate - Generate]
The camera itself generates the security certificate used for alteration detection. (Self-signed certificate)
To generate the self-signed certificate, click the [Execute] button to display the “Self-signed Certificate - Generate” dialog box.
[Self-signed Certificate - Information]
Displays the information of the self-signed certificate.
When the [Confirm] button is clicked, the registered information of the self-signed certificate will be displayed in the “Self-signed Certificate - Confirm” dialog box.
When the [Delete] button is clicked, the generated self-signed certificate will be deleted.
[Self-signed Certificate - Certificate download]
Downloads the self-signed certificate.
When implementing alteration detection of video data (MP4 files) on the SD memory card using exclusive software, the downloaded certificate is used.
[CA Certificate - Generate Certificate Signing Request]
When using the security certificate issued by CA as the security certificate used for alteration detection, the CSR (Certificate Signing Request) will be generated.
To generate the CSR, click the [Execute] button to display the “CA Certificate - Generate Certificate Signing Request” dialog window.
[CA Certificate - Certificate install]
Installs the certificate (security certificate) issued by CA and displays the information of the installed certificate.
To install the certificate, click the [Browse...] button to display the [Open] dialog box, and select the file of the certificate issued by CA, and click the [Execute] button.
If the certificate is already installed, the file name of the installed certificate will be displayed.
[CA Certificate - Information]
Displays the information of the certificate issued by CA.
When the [Confirm] button is clicked, the registered information of the installed certificate will be displayed in the “CA Certificate - Confirm” dialog box. If the certificate is not installed, the content of the generated CSR file will be displayed.
When the [Delete] button is clicked, the installed certificate will be deleted.
[CA Certificate - Certificate download]
Downloads the certificate issued by CA from the camera.
When implementing alteration detection of video data (MP4 files) on the SD memory card using exclusive software, the downloaded certificate is used.
IMPORTANT
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Before deleting the valid certificate (security certificate), confirm that there is a backup file on the PC or another media. The backup file will be required when installing the certificate again.