This digital certificate with serial number 20:ef:db:ec:57:28:27:c5:55:89:be:97:2b:75:f9:7d was issued on
by COMODO CA Limited.
This certificate has already expired and will cause a warning or error message in the browser it's
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We have idenified some issues with this certificate:
Subscriber Certificate: commonName is deprecated.
Subscriber Certificate: extKeyUsage either the value id-kp-serverAuth or id-kp-clientAuth or both values MUST be present.
Organization:Concordia University Organization unit: Infrastructure Systems
Organization unit: Hosted by Concordia University
Organization unit: PlatinumSSL SGC
Address:1400 de Maisonneuve Blvd Postal code:H3G 2V8 State / Province:QC Locality:Montreal Country:CA
COMODO CA Limited
Organization:COMODO CA Limited
Postal code:H3G 2V8 State / Province:QC Locality:Montreal Country:CA
Time since certificate expired
This certificate has expire since
Serial Number (hex): 20:ef:db:ec:57:28:27:c5:55:89:be:97:2b:75:f9:7d
Serial Number (int): 43780715386830425518053818780559473021
Serial Number lenght: 126 bits, 16 octets