robotics.ssu.ac.kr
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f7:92:95:6f:9f:1b:28:2f:4d:23:b3:01:7e:cb:7b:74:52 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=robotics.ssu.ac.kr
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:f7:92:95:6f:9f:1b:28:2f:4d:23:b3:01:7e:cb:7b:74:52Serial Number (int): 345581445628322208342861437445544867492946
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 93:e0:0d:35:ab:72:51:74:c6:3f:24:30:b6:28:76:0c:b4:e0:f5:dc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 6a:65:11:08:0a:dc:6a:f9:c1:1b:8b:c7:60:86:ac:39:9b:47:e2:7e
Fingerprint (sha256): 11:d8:b5:a2:0d:aa:fc:21:ae:a4:ca:28:71:7a:88:16:d1:ed:44:c3:ed:06:5a:1f:36:97:3a:68:50:03:a1:b1
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate robotics.ssu.ac.kr
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for robotics.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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
robotics.ssu.ac.kr
Other certificates including the domain name ssu.ac.kr
(limited to 100 certificates)
oslab.ssu.ac.kr
ssl-i.nurimedia.net
bksit.ssu.ac.kr
research.ssu.ac.kr
robotics.ssu.ac.kr
ssl-i.nurimedia.net
*.ssu.ac.kr
oasis.ssu.ac.kr
csec.ssu.ac.kr
erclab.kr
oslab.ssu.ac.kr
oasis.ssu.ac.kr
myclass.ssu.ac.kr
oslab.ssu.ac.kr
iphak.ssu.ac.kr
ssl-i.nurimedia.net
*.ssu.ac.kr
anda.ssu.ac.kr
*.ssu.ac.kr
msec.ssu.ac.kr
ss.ssu.ac.kr
sw.ssu.ac.kr
oasis.ssu.ac.kr
tls.automattic.com
oslab.ssu.ac.kr
oslab.ssu.ac.kr
oslab.ssu.ac.kr
tls.automattic.com
ssl-i.nurimedia.net
ssl-i.nurimedia.net
ssudorm.ssu.ac.kr
lleoffice.ssu.ac.kr
robotics.ssu.ac.kr
*.ssu.ac.kr
ssl-i.nurimedia.net
tls.automattic.com
sw.ssu.ac.kr
anda.ssu.ac.kr
sso.ssu.ac.kr
ssl-i.nurimedia.net
ssl-i.nurimedia.net
anda.ssu.ac.kr
*.ssu.ac.kr
*.ssu.ac.kr
tls.automattic.com
lleoffice.ssu.ac.kr
ss.ssu.ac.kr
anda.ssu.ac.kr
ssl-i.nurimedia.net
robotics.ssu.ac.kr
lleoffice.ssu.ac.kr
anda.ssu.ac.kr
oslab.ssu.ac.kr
tls.automattic.com
soc.ssu.ac.kr
ssl-i.nurimedia.net
anda.ssu.ac.kr
anda.ssu.ac.kr
*.ssu.ac.kr
lleoffice.ssu.ac.kr
lleoffice.ssu.ac.kr
soc.ssu.ac.kr
bmil.ssu.ac.kr
oasis.ssu.ac.kr
anda.ssu.ac.kr
materials.ssu.ac.kr
oasis.ssu.ac.kr
lle.ssu.ac.kr
anda.ssu.ac.kr
anda.ssu.ac.kr
anda.ssu.ac.kr
job.ssu.ac.kr
*.ssu.ac.kr
oasis.ssu.ac.kr
camp.ssu.ac.kr
ssudorm.ssu.ac.kr
*.ssu.ac.kr
anda.ssu.ac.kr
ssl-i.nurimedia.co.kr
anda.ssu.ac.kr
robotics.ssu.ac.kr
ssl-i.nurimedia.net
camp.ssu.ac.kr
robotics.ssu.ac.kr
anda.ssu.ac.kr
robotics.ssu.ac.kr
educamp.ssu.ac.kr
*.ssu.ac.kr
soc.ssu.ac.kr
robotics.ssu.ac.kr
ssl-i.nurimedia.net
robotics.ssu.ac.kr
sw.ssu.ac.kr
lleoffice.ssu.ac.kr
*.ssu.ac.kr
tls.automattic.com
lleoffice.ssu.ac.kr
oasis.ssu.ac.kr
*.openlink.ssu.ac.kr
bksit.ssu.ac.kr
ssl-i.nurimedia.net
bksit.ssu.ac.kr
research.ssu.ac.kr
robotics.ssu.ac.kr
ssl-i.nurimedia.net
*.ssu.ac.kr
oasis.ssu.ac.kr
csec.ssu.ac.kr
erclab.kr
oslab.ssu.ac.kr
oasis.ssu.ac.kr
myclass.ssu.ac.kr
oslab.ssu.ac.kr
iphak.ssu.ac.kr
ssl-i.nurimedia.net
*.ssu.ac.kr
anda.ssu.ac.kr
*.ssu.ac.kr
msec.ssu.ac.kr
ss.ssu.ac.kr
sw.ssu.ac.kr
oasis.ssu.ac.kr
tls.automattic.com
oslab.ssu.ac.kr
oslab.ssu.ac.kr
oslab.ssu.ac.kr
tls.automattic.com
ssl-i.nurimedia.net
ssl-i.nurimedia.net
ssudorm.ssu.ac.kr
lleoffice.ssu.ac.kr
robotics.ssu.ac.kr
*.ssu.ac.kr
ssl-i.nurimedia.net
tls.automattic.com
sw.ssu.ac.kr
anda.ssu.ac.kr
sso.ssu.ac.kr
ssl-i.nurimedia.net
ssl-i.nurimedia.net
anda.ssu.ac.kr
*.ssu.ac.kr
*.ssu.ac.kr
tls.automattic.com
lleoffice.ssu.ac.kr
ss.ssu.ac.kr
anda.ssu.ac.kr
ssl-i.nurimedia.net
robotics.ssu.ac.kr
lleoffice.ssu.ac.kr
anda.ssu.ac.kr
oslab.ssu.ac.kr
tls.automattic.com
soc.ssu.ac.kr
ssl-i.nurimedia.net
anda.ssu.ac.kr
anda.ssu.ac.kr
*.ssu.ac.kr
lleoffice.ssu.ac.kr
lleoffice.ssu.ac.kr
soc.ssu.ac.kr
bmil.ssu.ac.kr
oasis.ssu.ac.kr
anda.ssu.ac.kr
materials.ssu.ac.kr
oasis.ssu.ac.kr
lle.ssu.ac.kr
anda.ssu.ac.kr
anda.ssu.ac.kr
anda.ssu.ac.kr
job.ssu.ac.kr
*.ssu.ac.kr
oasis.ssu.ac.kr
camp.ssu.ac.kr
ssudorm.ssu.ac.kr
*.ssu.ac.kr
anda.ssu.ac.kr
ssl-i.nurimedia.co.kr
anda.ssu.ac.kr
robotics.ssu.ac.kr
ssl-i.nurimedia.net
camp.ssu.ac.kr
robotics.ssu.ac.kr
anda.ssu.ac.kr
robotics.ssu.ac.kr
educamp.ssu.ac.kr
*.ssu.ac.kr
soc.ssu.ac.kr
robotics.ssu.ac.kr
ssl-i.nurimedia.net
robotics.ssu.ac.kr
sw.ssu.ac.kr
lleoffice.ssu.ac.kr
*.ssu.ac.kr
tls.automattic.com
lleoffice.ssu.ac.kr
oasis.ssu.ac.kr
*.openlink.ssu.ac.kr
bksit.ssu.ac.kr
Certificate
The complete raw certificate details for robotics.ssu.ac.kr in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGDzCCBPegAwIBAgISA/eSlW+fGygvTSOzAX7Le3RSMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODExMDcwMjAxNDZaFw0x OTAyMDUwMjAxNDZaMB0xGzAZBgNVBAMTEnJvYm90aWNzLnNzdS5hYy5rcjCCASIw DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANTyb65fPiBL+iF2uyNHuklDod/8 CnWQgYWf/AGHzmL4YdFE6oHtIZ0NySZpU2DsnOdwBx5WWWO46YRKp88szNDCIJR/ thAf0VCQvj25k5r5KpmD3pTHFaY4GQwuhBz9zJ4+CgrdOtskuu3WiTTbRryNIhNM UsOWqCBXOO+2wVVjC/TSy71Ip30+YdzysWT8ObpqXCV+zvpn03CFMELQPwU6SgT1 e6/Sie7bED8aDz4t5dm6Kr9GBA6Ym1mmNanboBa94vikl5vYnyYfZtuVNtxd02g4 CrP/YtMQrKYysY/KgGDu8iiaaZLgdncLoilMEwtJiMQY9V9O4Zyr1uVSjrMCAwEA AaOCAxowggMWMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYI KwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUk+ANNatyUXTGPyQwtih2 DLTg9dwwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUH AQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5 cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5 cHQub3JnLzAdBgNVHREEFjAUghJyb2JvdGljcy5zc3UuYWMua3Iwgf4GA1UdIASB 9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpo dHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlz IENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcg UGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRpZmlj YXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9yZXBv c2l0b3J5LzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2ACk8UZZUyDlluqpQ/FgH 1Ldvv1h6KXLcpMMM9OVFR/R4AAABZuweZGsAAAQDAEcwRQIgBqhc19TuuhIpPvG7 g4G3nXc8xkIQ7xasKVT/5fz6xX0CIQDmNPpk79490ZGO+B4f+11xHxDurAjq/AXH oZihZk0ySgB2AFWB1MIWkDYBSuoLm1c8U/DA5Dh4cCUIFy+jqh0HE9MMAAABZuwe ZZwAAAQDAEcwRQIhAJ/+EI4CQIfVs8ipDLNGPHqkMAue7t1DzKLQtw+Bx/zLAiBP xXzxYBHv/M5Fksp0cjLQcdUiuJ/U2Qi+fMaplf0S+TANBgkqhkiG9w0BAQsFAAOC AQEAFaYC9BM4/aPjkGShygfrzSmcG+PgZZ/eGqykouY4w1Oqojs+li6ObI2E7UP7 1ivuf/PbZHMd0DAVE8N0KsyqDIjBswOdax8Xl3qqaNdRnhotk69vxq8qunOOBSYI W+0geEgZNd71uD5nG0dBrX1ghAqfME8+kFVFDHYKJjnaYnIpsW9OB01oAiZv00cs lbup4TWY/ZkeX+n0ivvbpgyeso7DH0PYkIyXcbPOPl/iQ1VYV1mivBkpUWfcYWbv Z6DQ7XruuOZDTjJ+mXnrjY1Ag6DJdirHUPzciTQuQOE1+QCzhYosTOJe056RRqcw zCpnOLadVApJptnNl8H5/4xkLg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1PJvrl8+IEv6IXa7I0e6 SUOh3/wKdZCBhZ/8AYfOYvhh0UTqge0hnQ3JJmlTYOyc53AHHlZZY7jphEqnzyzM 0MIglH+2EB/RUJC+PbmTmvkqmYPelMcVpjgZDC6EHP3Mnj4KCt062yS67daJNNtG vI0iE0xSw5aoIFc477bBVWML9NLLvUinfT5h3PKxZPw5umpcJX7O+mfTcIUwQtA/ BTpKBPV7r9KJ7tsQPxoPPi3l2boqv0YEDpibWaY1qdugFr3i+KSXm9ifJh9m25U2 3F3TaDgKs/9i0xCspjKxj8qAYO7yKJppkuB2dwuiKUwTC0mIxBj1X07hnKvW5VKO swIDAQAB -----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 345581445628322208342861437445544867492946 . . . . . . . . [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 2018-11-07 02:01:46 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-05 02:01:46 +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 'robotics.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 26882070425557830824267598149862450518987696875644548451074793697391538070746353649351104156097790835824486968013769166853832715254035698340862874454040904999656949595152362145497105610544208148157821443439438018972785970057910211361470160652987304644925982362634077890395503224750142406714984071868797597775884291446944701084167001039994049740833978324254180482102407356001291930615605457045050311747801806906132909784066097836888203412315556711849463647149673283060528964751987237403776887970411184003645593224372245441959264672889271589302279438844412257408018429371136500210864362885481010363363340846244184624819 . . . . . . . . . . . . . . . . . . . . [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) 93e00d35ab725174c63f2430b628760cb4e0f5dc . . . . . . . . . . . . . . . . [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 (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'robotics.ssu.ac.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [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) 00f0007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000166ec1e646b0000040300473045022006a85cd7d4eeba12293ef1bb8381b79d773cc64210ef16ac2954ffe5fcfac57d022100e634fa64efde3dd1918ef81e1ffb5d711f10eeac08eafc05c7a198a1664d324a0076005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c00000166ec1e659c00000403004730450221009ffe108e024087d5b3c8a90cb3463c7aa4300b9eeedd43cca2d0b70f81c7fccb02204fc57cf16011effcce4592ca747232d071d522b89fd4d908be7cc6a995fd12f9 . . . . [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) 0015a602f41338fda3e39064a1ca07ebcd299c1be3e0659fde1aaca4a2e638c353aaa23b3e962e8e6c8d84ed43fbd62bee7ff3db64731dd0301513c3742accaa0c88c1b3039d6b1f17977aaa68d7519e1a2d93af6fc6af2aba738e0526085bed2078481935def5b83e671b4741ad7d60840a9f304f3e9055450c760a2639da627229b16f4e074d6802266fd3472c95bba9e13598fd991e5fe9f48afbdba60c9eb28ec31f43d8908c9771b3ce3e5fe24355585759a2bc19295167dc6166ef67a0d0ed7aeeb8e6434e327e9979eb8d8d4083a0c9762ac750fcdc89342e40e135f900b3858a2c4ce25ed39e9146a730cc2a6738b69d540a49a6d9cd97c1f9ff8c642e