erp.1011.co.kr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b8:a3:6f:c6:05:66:15:ea:a1:7f:c3:97:0c:b2:70:85:b6 was issued on by Let's Encrypt.

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)

Certificate Subject

CN=erp.1011.co.kr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b8:a3:6f:c6:05:66:15:ea:a1:7f:c3:97:0c:b2:70:85:b6
Serial Number (int): 324166057833342492172341657600215930144182
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 33:d5:fe:3d:c9:f2:8c:b6:39:72:8b:dc:ee:8f:93:de:74:d5:e3:ab
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 09:fd:ab:92:1c:f2:fb:e9:c6:d5:bc:a3:c6:c2:60:6f:27:18:3e:4f
Fingerprint (sha256): 99:ad:ff:98:fb:e2:f9:9f:16:b6:90:ae:b7:57:e7:3e:ab:0c:b1:41:ec:b3:56:30:52:33:db:0e:7e:e8:20:53

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate erp.1011.co.kr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for erp.1011.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

erp.1011.co.kr

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(limited to 100 certificates)
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erp.dev.1011.co.kr
bug.1011.co.kr
www.1011.co.kr

Certificate

The complete raw certificate details for erp.1011.co.kr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw1rpwIJKj4g4772gmj2v
vT3G/2CjmX7Fkq70d8oLS5EHu2ys3lyrKCWPixaTqlnNp9s49qc7XCgX3VNAwWMo
4VcUw8YTGDdRMDQ6G/1/AC++LCPPofRfzusDIGdia9Lexb0EXDGuzP+qKeZ1kPiM
Vl4mkFdK6N7lvIIO9b2tJo0XHhnyZoVn3POUE80Q9NLruYYA5fRwTHpGVxv8YfXW
N/iubAcc0EHDZu7pP+EupN8tljHi0jjvn0sC6fWAv/tI/ATrHfMf901Tf7QzQRg0
vjpc28HUBhlMFTolW/B6PP64HrcT3TwdfIsNIscXUPgWekz8pV6c9NZ0BA9KI89t
JQIDAQAB
-----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 324166057833342492172341657600215930144182
 . . . . . . . . [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 '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 'Let's Encrypt'
 . . . . . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-29 03:59:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-27 03:59:45 +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 'erp.1011.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 24661300385757781853632926522794802272460800218905745500426294717171281437469039781854482471288575356880893877710215598366921388474780520353750189900862024713447022802084436406164070356310839869477017954853966807746258608636934474935171971228508833624491756478736152813389494896044113935454527406605990929488084341771089242840226038988124047644325504859630943279017254756437387023282184944465191291708134158485347821640310177616478855809722173492370553325450878473457846114567734638653312456260714377055410309213492693761348352561224915869378563402102682771930844092909113562596461056323618389785251933659888970853669
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.19 (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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							33d5fe3dc9f28cb639728bdcee8f93de74d5e3ab
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'erp.1011.co.kr'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c3c1947510000040300473045022033e80dac6863a078c319fea0c0cdc2d37bff308bd5ed13b9a7c8815e10e275a1022100a6e2414828c1c54aaa925b54d58d1fb620ff3bbf00772acff4f7e606d2ba755700760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c3c1946ae0000040300473045022062eab00fa403413e5474af0a2de3b228460c6f4968c43eecf670b7094b06ead70221009eb9a97dab3d9032b32fdc06c8c56ff35d6b8338c35f033e7f4f49e1c3d08460
 . . . . [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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