This digital certificate with serial number 4b:22:5f:ef:6c:5a:ba:ef:5e:64:b3:f3:32:b8:c5:9e:5d:f6:a2:42 was issued on
by Cybertrust Japan Co., Ltd..
This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on
revocationcheck.com. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
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We have idenified some issues with this certificate:
Subscriber Certificate: commonName is deprecated.
(BRs: 7.1.4.2.2)
Compliant certificates should use the utf8string encoding for explicitText
(RFC 6818: 3)
The keyUsage extension SHOULD be critical
(RFC 5280: 4.2.1.3)
TKC Corporation
Organization:TKC Corporation Organization unit: System Engineering Center
State / Province:Tokyo Locality:Shinjuku Country:JP
Cybertrust Japan Co., Ltd.
Organization:Cybertrust Japan Co., Ltd.
Country:JP
Time untill certificate expires
This certificate will expire on
Certificate Details
Serial Number (hex): 4b:22:5f:ef:6c:5a:ba:ef:5e:64:b3:f3:32:b8:c5:9e:5d:f6:a2:42
Serial Number (int): 428940890287214938586991704448138979564280259138
Serial Number lenght: 159 bits, 20 octets