From August 19th 2020, SECTIGO issues SSL certificates with a maximum lifetime of 398 days (13 months) as specified by CA/Browser consortium. SSL certificates with a longer lifetime must be re-issued annually (free of charge). You'll receive reminders via e-mail. SSL certificates issued before August 19th 2020 remain valid until their planned expiry date. Code Signing & S/MIME certificates are not affected and remain valid until their planned expiry date.

ASN1 bad tag value met. 0x8009310b

Question: 

I get CertEnroll::Cx509Enrollment::p_InstallResponse: ASN1 bad tag value met. 0x8009310b on IIS 7 and I am unable to install my certificate.

Answer:
Please follow the instructions provided by COMODO: https://support.comodo.com/index.php?/Default/Knowledgebase/Article/View/656/17/asn1-bad-tag-value-met-0x8009310b

The instructions apply to both COMODO PositiveSSL and GEOTRUST RapidSSL certificates.



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