*.hanyangcyber.ac.kr

- HanyangCyber University -

Issued by GeoTrust SSL CA - G2

About this certificate

This digital certificate with serial number 05:29:70:0d:78:76:c6:06:25:36:1c:cf:55:31:99:5c was issued on by GeoTrust Inc..

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. 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:
  • Compliant certificates must not encode explicitTest as an IA5String (RFC 6818: 3)
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Compliant certificates should use the utf8string encoding for explicitText (RFC 6818: 3)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

HanyangCyber University

Organization: HanyangCyber University
State / Province: Seoul
Locality: Seongdong-gu
Country: KR

GeoTrust Inc.

Organization: GeoTrust Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 05:29:70:0d:78:76:c6:06:25:36:1c:cf:55:31:99:5c
Serial Number (int): 6861296847248018537014025885672642908
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: 11:4a:d0:73:39:d5:5b:69:08:5c:ba:3d:bf:64:9a:a8:8b:1c:55:bc

Fingerprint (sha1): 01:04:40:7f:12:be:4d:59:d9:36:21:f3:e1:38:9d:d7:5d:c4:73:36
Fingerprint (sha256): e3:c1:2e:d8:b7:ca:8c:10:12:80:43:96:22:8d:f6:48:3a:56:aa:64:97:8f:c2:69:59:3c:a8:34:c4:e3:9a:27

Issuing Certificate URL: http://gb.symcb.com/gb.crt

Revocation information

OCSP Server: http://gb.symcd.com
CRL Distribution Point: http://gb.symcb.com/gb.crl

Check the revocation status for certificate *.hanyangcyber.ac.kr

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.hanyangcyber.ac.kr

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.hanyangcyber.ac.kr
hanyangcyber.ac.kr

Other certificates including the domain name hanyangcyber.ac.kr

(limited to 100 certificates)
*.hanyangcyber.ac.kr

*.hanyangcyber.ac.kr
*.hanyangcyber.ac.kr
*.hanyangcyber.ac.kr
www.hanyangcyber.ac.kr
autodiscover.hycu.ac.kr
www.hanyangcyber.ac.kr
*.hanyangcyber.ac.kr
autodiscover.hycu.ac.kr
*.hanyangcyber.ac.kr
*.hanyangcyber.ac.kr
*.hycu.ac.kr
*.hanyangcyber.ac.kr
*.hanyangcyber.ac.kr

Certificate

The complete raw certificate details for *.hanyangcyber.ac.kr in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtG5MBvtPbs8dv2Yg3CRV
5BmyzoToyF7huRjDpcIwXAoVvdW+EAmLIKKn+kefma3PX/z5d5KYVDKwiFi1NwwE
eGiNV90t5rNWl7TOy5GxMvehwCmeZarLCdoAyU2s1DIYf6oKc/f/IZk6U3qZPQqk
lBumXYWVngYgKRu2QeOXY4uDj7p5wWR0N2upzEtA5+jfTrhLcGaHC3Go8hPnXnzA
y4CDd7VAKj+juwXOFR3HoQOR/d5PY1lvq/Yy2AFElo3LSRwm0aar3WlHpen70W9u
hP8cPsKnd3/s7on3bV8SAwbRnUpRCU9Hl8BDNv+SSLwUeCvDen+J4Zi4b0ymanqJ
hQIDAQAB
-----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 6861296847248018537014025885672642908
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [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 'US'
 . . . . . . . . . . . . [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 'GeoTrust Inc.'
 . . . . . . . . . . . . [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 'GeoTrust SSL CA - G2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-07-11 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-07-10 23:59:59 +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 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'KR'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Seoul'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:20|false] TeletexString, T61String 'Seongdong-gu'
 . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'HanyangCyber University'
 . . . . . . . . . . . . [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:20|false] TeletexString, T61String '*.hanyangcyber.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 22777284362607238226743759122575541079713140250001776795298766905452455800643544654422602351053072228356850060656126347093678473041268606188749377447641089831809860318691308949479883803234991638184941170383350798326035976991569862166992992382542745366247290491619053575604791219737819010001346992781242201292516231102065200144786090679231865691351795041388966434391684305204099272984329357157516800905192713328894650691422995718242883391862370349037048746562447063256180356199939490256598873504655079081981245736988496488989693765918664160755777673163448720251245743725158238289773060036050990875482247235232838879621
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.hanyangcyber.ac.kr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hanyangcyber.ac.kr'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 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://gb.symcb.com/gb.crl'
 . . . . . . . . . . . . . . . . [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 (94 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113733.1.7.54
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://d.symcb.com/cps'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://d.symcb.com/rpa'
 . . . . . . . . . . . . . . . . [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 114ad07339d55b69085cba3dbf649aa88b1c55bc
 . . . . . . . . . . . . . . . . [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 (75 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gb.symcd.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://gb.symcb.com/gb.crt'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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