sts.kepco.co.kr

- Korea Electric Power Corporation -

Issued by COMODO RSA Organization Validation Secure Server CA

About this certificate

This digital certificate with serial number a8:fb:be:32:c3:21:57:ec:7d:d6:63:43:db:c8:10:ec was issued on by COMODO CA Limited.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Korea Electric Power Corporation

Organization: Korea Electric Power Corporation
Organization unit: Development Team
Organization unit: Hosted by Korea Information Certificate Authority, Inc.
Organization unit: PremiumSSL
State / Province: Jeollanam-do
Locality: Naju-si
Country: KR

COMODO CA Limited

Organization: COMODO CA Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): a8:fb:be:32:c3:21:57:ec:7d:d6:63:43:db:c8:10:ec
Serial Number (int): 224617427482980814588790896622217728236
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 70:ab:e0:08:c8:c8:6b:2d:1a:48:cd:bf:f4:cc:b3:0e:e3:51:c5:63
AuthorityKeyId: 9a:f3:2b:da:cf:ad:4f:b6:2f:bb:2a:48:48:2a:12:b7:1b:42:c1:24

Fingerprint (sha1): 1f:43:b2:e0:d7:79:01:4d:8c:8c:63:f4:26:fd:2c:a9:fc:af:ed:4d
Fingerprint (sha256): 07:6f:f3:cf:9b:5a:ad:1f:50:fb:24:6b:82:a0:a0:1d:00:a6:4d:0a:79:c1:49:1c:2e:0d:37:17:f1:9e:35:f8

Issuing Certificate URL: http://crt.comodoca.com/COMODORSAOrganizationValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/COMODORSAOrganizationValidationSecureServerCA.crl

Check the revocation status for certificate sts.kepco.co.kr

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sts.kepco.co.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

sts.kepco.co.kr
www.sts.kepco.co.kr

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imail.kepco.co.kr

Certificate

The complete raw certificate details for sts.kepco.co.kr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2ck3Tw0M85sHYRFCBWWn
WAqyzVybpRf55SN5mHnDYr4M8vDA/T9iCm09njYKpFF9Qq5S3UR0irh8acjc9hLS
uOn5EVrRX2b4yHs4AlMnxtVIvIIzdk8GkYbCyPJ+UEuxPrXV4h6jw1roxBo8MWq7
K1D1Y7zql+L7ReXL8uufSRl3s5eOddDxTyVI9nSNdFOD7vdMJZLQJ1oUR8RLpU6R
Fngt/ZZs0ZdkfpPv5e3KaEpOrXxcSSctXQxss2+IBtOzSgxymyd9I6Nn2JQwKI4s
zmgIvHcqdt6eRMugkrohKHT0+YK1B6urzVFfF5jyZPtKgsJxx0m6Ml7XNB8aM3tw
fwIDAQAB
-----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 224617427482980814588790896622217728236
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [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 'Greater Manchester'
 . . . . . . . . . . . . [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:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'COMODO CA Limited'
 . . . . . . . . . . . . [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 'COMODO RSA Organization Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-06-21 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-20 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 'Jeollanam-do'
 . . . . . . . . . . . . [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:19|false] PrintableString 'Naju-si'
 . . . . . . . . . . . . [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 'Korea Electric Power Corporation'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Development Team'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Hosted by Korea Information Certificate Authority, Inc.'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'PremiumSSL'
 . . . . . . . . . . . . [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 'sts.kepco.co.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 27492935509980259198232933111791274212651530318874346209364783771181814879584406218062149674612505848513510747096988183682564289863797476804326978838471024424295132520281949984204602011929213201317899139147729399745150751639382717682326727023650783274376622110519862975460293570447114650716082752535753605842371852752257615938346101044929802809443645438668877968376880606602754071885698721360543451143328234477934419416390209993772221029860164482319189361766720269159424736024081623612897121195468843600083567644112446532509029331085023293421318312776511460546525895943496804665470645689935984064215686710305895444607
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 9af32bdacfad4fb62fbb2a48482a12b71b42c124
 . . . . . . . . . . . . . . . . [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)
							70abe008c8c86b2d1a48cdbff4ccb30ee351c563
 . . . . . . . . . . . . . . . . [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 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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (73 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.1.3.4
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://secure.comodo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [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 (83 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.comodoca.com/COMODORSAOrganizationValidationSecureServerCA.crl'
 . . . . . . . . . . . . . . . . [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 (127 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://crt.comodoca.com/COMODORSAOrganizationValidationSecureServerCA.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.comodoca.com'
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sts.kepco.co.kr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sts.kepco.co.kr'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (364 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (360 bytes)
							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
 . . . . [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)
		001fc655219a195cf3ece9adeacc6fcb464e3f09ebaa12b69d78462853614e1568f74b7066663609846dd91fe582fa556ba51414756813f747d03fe7e29bfb8ff59fcf8f026011c222dd6ad8be580a5ab10d623643eb836caec892c5d823a4c83f45ca52f95974ab85c6a67f966e0a1442c5543ebefedfb7d3ded00e60fd22a64ab40a6736e081a199cf38eb444c8793baa2a8c772f788f82a16d3dd05c67e43fcadbea14b818179d65c3d8d6d6893324234b581c66cef3939e66a5e04f4757b0a1cdd225045b311d62e9f0af80835232c6a281b427076d4bdbc7625389533c0ee87d46508a2e5875ecfc30b33f6af2dc378cd2d5c9bf6a98977c468df55308dc4