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{"searchBar":{"inputPlaceholder":"Search by keyword or ask a question","searchBtn":"Search","error":"Please enter a keyword to search"}}Unable to access NMC3 via HTTPS using Chrome - ERR_CERT_INVALID
Problem:
Users are unable to access an NMC3 with a self-signed certificate via HTTPS using recent versions of the Google Chrome browser
Environment:
UPS Network Management Card 3 - AP9640/41/43
Devices that use an embedded NMC3, including but not limited to PDU (2022+ model AP8xxx, APDU9xxx), ATS (AP44xxA), and Smart-UPS/Symmetra UPS systems
Cause:
A recent Chrome update is blocking the self-signed certificate ECC certificate that is used by default on an NMC3.
Resolution:
This will be addressed in a future version of firmware, and this article will be updated when a fix version is available.
Current work-arounds are:
Users are unable to access an NMC3 with a self-signed certificate via HTTPS using recent versions of the Google Chrome browser
Environment:
UPS Network Management Card 3 - AP9640/41/43
Devices that use an embedded NMC3, including but not limited to PDU (2022+ model AP8xxx, APDU9xxx), ATS (AP44xxA), and Smart-UPS/Symmetra UPS systems
Cause:
A recent Chrome update is blocking the self-signed certificate ECC certificate that is used by default on an NMC3.
Resolution:
This will be addressed in a future version of firmware, and this article will be updated when a fix version is available.
Current work-arounds are:
- Use a different browser
- Use an older version of Chrome
- Delete the ECC self-signed certificate on the NMC and generate an RSA cert. The commands can be performed via the CLI:
- apc>ssl key -d
- apc>ssl key -rsa [1024|2048|4096]
- Use the CLI Security Wizard and a 3rd party certificate authority to create a signed certificate
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