materials.ssu.ac.kr
Issued by GlobalSign GCC R6 AlphaSSL CA 2023
About this certificate
This digital certificate with serial number 5a:63:ce:cd:54:28:b3:93:e4:6a:18:8b was issued on by GlobalSign nv-sa.
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.
We have idenified some issues with this certificate:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=materials.ssu.ac.kr
GlobalSign nv-sa
Organization:
GlobalSign nv-sa
Country:
BE
This certificate will expire on
Certificate Details
Serial Number (hex): 5a:63:ce:cd:54:28:b3:93:e4:6a:18:8bSerial Number (int): 27974311135205205076926404747
Serial Number lenght: 95 bits, 12 octets
SubjectKeyId: f2:68:a8:6d:2a:96:87:01:cc:f0:66:bc:bb:40:5c:93:25:86:95:17
AuthorityKeyId: bd:05:b7:f3:8a:93:3c:73:cb:79:fa:0f:85:12:a1:77:96:18:91:74
Fingerprint (sha1): 20:72:56:2f:1b:7f:bc:7b:20:f7:fd:ec:ca:07:0a:3b:4f:54:ca:92
Fingerprint (sha256): 77:fb:cb:64:90:6a:11:c1:9a:8c:fa:d8:fa:4d:8e:8a:c6:72:16:0a:c8:1a:90:f1:fb:b0:4c:bc:57:fc:05:2e
Issuing Certificate URL: http://secure.globalsign.com/cacert/gsgccr6alphasslca2023.crt
Revocation information
OCSP Server: http://ocsp.globalsign.com/gsgccr6alphasslca2023CRL Distribution Point: http://crl.globalsign.com/gsgccr6alphasslca2023.crl
Check the revocation status for certificate materials.ssu.ac.kr
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for materials.ssu.ac.kr
Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
materials.ssu.ac.kr
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sw.ssu.ac.kr
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Certificate
The complete raw certificate details for materials.ssu.ac.kr in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE7DCCA9SgAwIBAgIMWmPOzVQos5PkahiLMA0GCSqGSIb3DQEBCwUAMFUxCzAJ BgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSswKQYDVQQDEyJH bG9iYWxTaWduIEdDQyBSNiBBbHBoYVNTTCBDQSAyMDIzMB4XDTI0MDQwMjA1MDgw NFoXDTI1MDUwNDA1MDgwM1owHjEcMBoGA1UEAxMTbWF0ZXJpYWxzLnNzdS5hYy5r cjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAL0pYTm1iwXMnsVuqygB AXrGVC06mNXNRjqpz1+3AmW/ayXfJMB45qNqqLu7mXWtHMLSUcgk+zcS4ROilyFE O7EXWMQF9TeXGYaXO4DmelPoQjxYOGZJ2KPvdMDiht7z178+7usuS4qtkQQ1iS8q bdBgSZhuTJKvTLe9YTYB2OZ2gXFDJSg00R/1gyFxMFmR1cCx/Da8aAeKh72oFVNe XXPFTBsdg13hojW3578F1FNapL1rv+2bO9AYMX4I2EGtScT66aJX+QHKFxILD3tF oqcK9a9Jj2rJ2XI2y+PkxWlsac/7rSmrzrL3JFqaKEv+NslVRBZ8ChmojaV2puSn zS8CAwEAAaOCAfEwggHtMA4GA1UdDwEB/wQEAwIFoDAMBgNVHRMBAf8EAjAAMIGZ BggrBgEFBQcBAQSBjDCBiTBJBggrBgEFBQcwAoY9aHR0cDovL3NlY3VyZS5nbG9i YWxzaWduLmNvbS9jYWNlcnQvZ3NnY2NyNmFscGhhc3NsY2EyMDIzLmNydDA8Bggr BgEFBQcwAYYwaHR0cDovL29jc3AuZ2xvYmFsc2lnbi5jb20vZ3NnY2NyNmFscGhh c3NsY2EyMDIzMFcGA1UdIARQME4wCAYGZ4EMAQIBMEIGCisGAQQBoDIKAQMwNDAy BggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9y eS8wRAYDVR0fBD0wOzA5oDegNYYzaHR0cDovL2NybC5nbG9iYWxzaWduLmNvbS9n c2djY3I2YWxwaGFzc2xjYTIwMjMuY3JsMB4GA1UdEQQXMBWCE21hdGVyaWFscy5z c3UuYWMua3IwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMB8GA1UdIwQY MBaAFL0Ft/OKkzxzy3n6D4USoXeWGJF0MB0GA1UdDgQWBBTyaKhtKpaHAczwZry7 QFyTJYaVFzATBgorBgEEAdZ5AgQDAQH/BAIFADANBgkqhkiG9w0BAQsFAAOCAQEA Tq9PsNKY6SplkyzWqNQJ1IhwftwD4auXxCLmcdLkiMmNIBWSs0UEkeL4xdPyxZ4h gkiXzr+6pRHiNvnYLmBft9N1/D+/y5MFZQgrSm5l1XSyOFwxYGjprCFuf3ylzqPJ 1es1G8a2D29PgBkD1uyhVyKTYXegKxtJd+ZH22MVMddIuInItSNMV7s2zyGRBSR7 B2MCI74dafVlG8i+4CCoFh7giTdY/TreQ3/7MlqIJvSqyFZ0+j01rkVgnNI7bLJp zsEs4ia7uJahXD4nL9WbD1feJOAeddl5z5MB2WHv6Mjpcc7ADvfHjJfiAS47+dWB qs/W97s8tOBZPrA+wAq91Q== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvSlhObWLBcyexW6rKAEB esZULTqY1c1GOqnPX7cCZb9rJd8kwHjmo2qou7uZda0cwtJRyCT7NxLhE6KXIUQ7 sRdYxAX1N5cZhpc7gOZ6U+hCPFg4ZknYo+90wOKG3vPXvz7u6y5Liq2RBDWJLypt 0GBJmG5Mkq9Mt71hNgHY5naBcUMlKDTRH/WDIXEwWZHVwLH8NrxoB4qHvagVU15d c8VMGx2DXeGiNbfnvwXUU1qkvWu/7Zs70BgxfgjYQa1JxPrpolf5AcoXEgsPe0Wi pwr1r0mPasnZcjbL4+TFaWxpz/utKavOsvckWpooS/42yVVEFnwKGaiNpXam5KfN LwIDAQAB -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 27974311135205205076926404747 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'BE' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GlobalSign nv-sa' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GlobalSign GCC R6 AlphaSSL CA 2023' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-02 05:08:04 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-04 05:08:03 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'materials.ssu.ac.kr' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23879444771976638651042199035877114128134065716428018736735346287279107399592857096728217809309743317554778593524753022290075392587723892775944122856770314880364169160658567567034162179619061526449608036708225005091189496633199227556390001875278430715826150722459825091222589598073790366145300806388562690934575164138018090580073639617567646652165965527690992456150711361609369474835494354303552408255905609530365452078832269078649579540038588967705200233357339535421955135523067196933305344174514477061047185846335820873962209259305632512474651894865169593778688806117657203585625030236954056143468541911961260510511 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (140 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://secure.globalsign.com/cacert/gsgccr6alphasslca2023.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.globalsign.com/gsgccr6alphasslca2023' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (80 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.4146.10.1.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://www.globalsign.com/repository/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (61 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.globalsign.com/gsgccr6alphasslca2023.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'materials.ssu.ac.kr' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bd05b7f38a933c73cb79fa0f8512a17796189174 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) f268a86d2a968701ccf066bcbb405c9325869517 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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